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Technical Committee on Telecommunications (TEL-AAA) M E M O R A N D U M DATE: April 10, 2018 TO: Principal and Alternate Members of the Technical Committee on Telecommunications (TEL-AAA) FROM: Jon Hart, Staff Liaison SUBJECT: AGENDA PACKAGE– NFPA 76 First Draft Meeting (F2019) ________________________________________________________________________ Enclosed is the agenda for the NFPA 76 First Draft meeting of the Technical Committee on Telecommunications, which will be held on Thursday, May 10, 2018 through Friday, May 11, 2018, at the Embassy Suites by Hilton Charlotte, in Charlotte, NC. Please review the attached public inputs in advance, and if you have alternate suggestions, please come prepared with proposed language and respective substantiation. If you have any questions prior to the meeting, please do not hesitate to contact me at: Office: (617) 984-7470 Email: [email protected] For administrative questions, please contact Elena Carroll at (617) 984-7952. I look forward to working with everyone.

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Technical Committee on Telecommunications (TEL-AAA)

M E M O R A N D U M

DATE: April 10, 2018 TO: Principal and Alternate Members of the Technical Committee on

Telecommunications (TEL-AAA) FROM: Jon Hart, Staff Liaison SUBJECT: AGENDA PACKAGE– NFPA 76 First Draft Meeting (F2019) ________________________________________________________________________

Enclosed is the agenda for the NFPA 76 First Draft meeting of the Technical Committee on

Telecommunications, which will be held on Thursday, May 10, 2018 through Friday, May 11,

2018, at the Embassy Suites by Hilton Charlotte, in Charlotte, NC. Please review the attached

public inputs in advance, and if you have alternate suggestions, please come prepared with proposed

language and respective substantiation.

If you have any questions prior to the meeting, please do not hesitate to contact me at:

Office: (617) 984-7470 Email: [email protected]

For administrative questions, please contact Elena Carroll at (617) 984-7952.

I look forward to working with everyone.

Technical Committee on Telecommunications

(TEL-AAA) NFPA 76 First Draft Meeting (Fall 2019)

Thursday, May 10, 2018 through Friday, May 11, 2018 Embassy Suites by Hilton Charlotte

4800 South Tryon Street, Charlotte, NC 28217

AGENDA

Thursday, May 10, 2018 through Friday, May 11, 2018

1. Call to Order of NFPA 76 First Draft Meeting – 8:00 AM

2. Chairman Comments

3. Introductions and Attendance

4. Approval of Previous Meeting Minutes

5. Staff Liaison Presentation

6. Preparation of the First Draft

• Task group reports • Review Public Inputs • Create First Revisions

7. New Business

8. Adjournment

Please submit requests for additional agenda items to the chair and staff liaison at least seven days prior to the meeting. Please notify the chair and staff liaison as soon as possible if you plan to introduce any first revisions at the meeting.

Technical Committee on Telecommunications

(TEL-AAA) NFPA 76 First Draft Meeting (Fall 2019)

Thursday, May 10, 2018 through Friday, May 11, 2018 Embassy Suites by Hilton Charlotte

4800 South Tryon Street, Charlotte, NC 28217 Key Dates for the Fall 2019 Revision Cycle

Public Input Closing Date January 4, 2018 Final Date for First Draft Meeting June 14, 2018 Posting of First Draft and Ballot August 2, 2018 Final First Draft Posted September 6, 2018 Public Comment Closing Date November 15, 2018 Final Date for Second Draft Meeting May 16, 2019 Posting of Second Draft and Ballot June 27, 2019 Final Second Draft Posted August 1, 2019 NITMAM Closing Date August 29, 2019 Issuance of Document with No NITMAM November 4, 2019 NFPA Annual Meeting (Orlando, FL) June 17, 2020 Issuance of Document with NITMAM August 14, 2020

Technical Committee deadlines are in bold.

Technical Committee on Telecommunications

(TEL-AAA) NFPA 76 First Draft Meeting (Fall 2019)

Thursday, May 10, 2018 through Friday, May 11, 2018 Embassy Suites by Hilton Charlotte

4800 South Tryon Street, Charlotte, NC 28217 Note from the Staff Liaison Dear Technical Committee Members: We are very pleased that you will be participating in the processing of the 2020 Edition of NFPA 76, Standard for the Fire Protection of Telecommunications Facilities. Development of this document would not be possible without the participation of volunteers like you. Meeting Preparation Committee members should review the published Public Inputs prior to the meeting and to be prepared to act on each item. Handout materials should be submitted to the chair and staff liaison at least seven days prior to the meeting. Only one posting of the Public Input will be made; it will be arranged in section/order and will be pre-numbered. This will be posted to the NFPA 76 Document Information page (www.nfpa.org/76) under the “Next Edition” tab. If you have trouble accessing the website please contact Elena Carroll at [email protected].

Mandatory Materials: • Last edition of the standard • Meeting agenda • Public Input • Committee Officers' Guide (Chairs) • Roberts’ Rules of Order (Chairs; An abbreviated version may be found in the

Committee Officer’s Guide) Optional Materials:

• NFPA Annual Directory • NFPA Manual of Style

Technical Committee on Telecommunications

(TEL-AAA) NFPA 76 First Draft Meeting (Fall 2019)

Thursday, May 10, 2018 through Friday, May 11, 2018 Embassy Suites by Hilton Charlotte

4800 South Tryon Street, Charlotte, NC 28217 Regulations and Guiding Documents All committee members are expected to behave in accordance with the Guide for the Conduct of Participants in the NFPA Codes and Standards Development Process. All actions during and following the committee meetings will be governed in accordance with the NFPA Regulations Governing the Development of NFPA Standards. Failure to comply with these regulations could result in challenges to the standards-making process. A successful challenge on procedural grounds could prevent or delay publication of the document. The style of the document must comply with the Manual of Style for NFPA Technical Committee Documents.

Technical Committee on Telecommunications

(TEL-AAA) NFPA 76 First Draft Meeting (Fall 2019)

Thursday, May 10, 2018 through Friday, May 11, 2018 Embassy Suites by Hilton Charlotte

4800 South Tryon Street, Charlotte, NC 28217 General Procedures for Meetings

• Use of tape recorders or other means capable of producing verbatim transcriptions of any NFPA Committee Meeting is not permitted.

• Attendance at all NFPA Committee Meetings is open. All guests must sign in and identify their affiliation.

• Participation in NFPA Committee Meetings is generally limited to committee members and NFPA staff. Participation by guests is limited to individuals, who have received prior approval from the chair to address the committee on a particular item, or who wish to speak regarding public proposals or comments that they submitted.

• The chairman reserves the right to limit the amount of time available for any presentation.

• No interviews will be allowed in the meeting room at any time, including breaks.

• All attendees are reminded that formal votes of committee members will be secured by letter ballot. Voting at this meeting is used to establish a sense of agreement, but only the results of the formal letter ballot will determine the official action of the committee.

• Note to Special Experts: Particular attention is called to Section 3.3(e) of the NFPA Guide for the Conduct of Participants in the NFPA Codes and Standards Development Process in the NFPA Directory. This section requires committee members to declare any interest they may represent, other than their official designation as shown on the committee roster. This typically occurs when a special expert is retained by and represents another interest category on a particular subject. If such a situation exists on a specific issue or issues, the committee member shall declare those interests to the committee and refrain from voting on any action relating to those issues.

• Smoking is not permitted at NFPA Committee Meetings.

Technical Committee Roster

Address List No PhoneTelecommunications TEL-AAA

Jonathan Hart04/09/2018

TEL-AAA

Steve C. Dryden

ChairGDH3075 Breckinridge Boulevard, Suite 470Duluth, GA 30096

SE 7/16/2003TEL-AAA

Robert G. Backstrom

PrincipalUL LLC333 Pfingsten RoadNorthbrook, IL 60062-2096

RT 1/15/1999

TEL-AAA

Leonard Belliveau, Jr.

PrincipalJENSEN HUGHES117 Metro Center Blvd., Suite 1002Warwick, RI 02886Alternate: Daniel J. O'Connor

SE 1/15/1999TEL-AAA

Jeffrey A. Betz

PrincipalAT&T CorporationCRE National Standards-Fire Protection7 Stoney Hill RoadPO Box 109Brookside, NJ 07926-0109

U 1/17/1997

TEL-AAA

Michael J. Bosma

PrincipalThe Viking Corporation210 North Industrial Park RoadHastings, MI 49058National Fire Sprinkler AssociationAlternate: Jon R. Ackley

M 1/18/2001TEL-AAA

Shaun A. Brasseau

PrincipalLiberty Mutual Property1009 Collegeville RoadCollegeville, PA 19426-1017Alternate: Bryan Edwin Matthews

I 03/03/2014

TEL-AAA

Shane M. Clary

PrincipalBay Alarm Company5120 Commercial CircleConcord, CA 94520-8522Automatic Fire Alarm Association, Inc.

M 12/06/2017TEL-AAA

Daniel A. Dahl

PrincipalMorrison Hershfield Corporation1455 Lincoln Parkway, Suite 500Atlanta, GA 30346

SE 11/30/2016

TEL-AAA

Mickey L. Driggers

PrincipalCenturyLink700 West Mineral Avenue, UT E28.36Denver, CO 80120Alternate: Edward G. Bond

U 7/16/2003TEL-AAA

Darrell M. Franchuk

PrincipalHSB Professional Loss Control19160 NW 88th Ave RoadReddick, FL 32686Alternate: Daniel Dean Lloyd

I 3/1/2011

TEL-AAA

Robert P. Gardner

PrincipalGlobal Risk Consultants13902 West 72nd CourtShawnee, KS 66216

SE 08/17/2017TEL-AAA

Kirk W. Humbrecht

PrincipalPhoenix Fire Systems, Inc.744 West Nebraska StreetFrankfort, IL 60423-1701Fire Suppression Systems AssociationAlternate: Paul R. Nelson

M 10/1/1999

TEL-AAA

Jonathan G. Ingram

PrincipalUTC/Kidde-Fenwal, Inc.400 Main StreetAshland, MA 01721

M 10/28/2008

1

Address List No PhoneTelecommunications TEL-AAA

Jonathan Hart04/09/2018

TEL-AAA

Robert Kasiski

PrincipalFM Global1151 Boston Providence TurnpikePO Box 9102Norwood, MA 02062-9102Alternate: Richard Ffrench

I 8/9/2011TEL-AAA

Stanley Kaufman

PrincipalCableSafe, Inc./OFSPO Box 500082Atlanta, GA 31150-0082Plastics Industry Association (Plastics)

M 3/21/2006

TEL-AAA

Richard G. Kluge

PrincipalEricsson1 Ericsson DrivePiscataway, NJ 08854Alliance for Telecommunications Industry SolutionsAlternate: Randy H. Schubert

U 08/17/2015TEL-AAA

Scott R. Lang

PrincipalHoneywell International3825 Ohio AvenueSt. Charles, IL 60174-5467National Electrical Manufacturers AssociationAlternate: Steven W. Joseph

M 10/28/2008

TEL-AAA

Chad Mariska

PrincipalAPS FireCo400 North Walnut StreetBroken Arrow, OK 74012-2353National Association of Fire Equipment DistributorsAlternate: William D. Johnson

IM 08/11/2014TEL-AAA

Thomas F. Norton

PrincipalNorel Service Company, Inc.37 Buckmaster DriveConcord, MA 01742-2809

IM 4/3/2003

TEL-AAA

Ronald D. Ouimette

PrincipalSiemens Building Technologies, Inc.8 Fernwood RoadFlorham Park, NJ 07932-1906Alternate: Daniel P. Finnegan

M 10/10/1998TEL-AAA

Trey Pitts

PrincipalSprint15443 West 154th TerraceOlathe, KS 66062

C 12/06/2017

TEL-AAA

Brad Pradel

PrincipalAmerican International Group5016 Hudson DrivePlano, TX 75093-5079

I 3/4/2008TEL-AAA

Rodger Reiswig

PrincipalJohnson Controls3640 Haddington CourtApopka, FL 32712-5690Alternate: Wayne J. Aho, Jr.

M 7/26/2007

TEL-AAA

Buddy Rice

PrincipalDeer Park Fire Marshals Office2211 East X StreetDeer Park, TX 77536

E 10/29/2012TEL-AAA

Mark C. Smith

Principal3M Company/Scott SafetyFire Suppression Applications3507 Becket LnNaperville, IL 60564Alternate: Mark W. Lund

M 04/05/2016

2

Address List No PhoneTelecommunications TEL-AAA

Jonathan Hart04/09/2018

TEL-AAA

Ronald A. Stein

PrincipalAon Global Risk Consultants4801 Main Street, Suite 350Kansas City, MO 64112Alternate: Sheila C. DeMand

I 1/1/1997TEL-AAA

Thomas F. Ziegler

PrincipalVerizonOne Verizon Way, 3rd FloorMail Code: VC53S457Basking Ridge, NJ 07920

U 10/3/2002

TEL-AAA

Jon R. Ackley

AlternateDalmatian Fire, Inc.5670 West 73rd StreetIndianapolis, IN 46278National Fire Sprinkler AssociationPrincipal: Michael J. Bosma

M 8/2/2010TEL-AAA

Wayne J. Aho, Jr.

AlternateJohnson Controls/Tyco Fire Protection Products50 Technology DriveWestminster, MA 01441Principal: Rodger Reiswig

M 08/17/2015

TEL-AAA

Edward G. Bond

AlternateCenturylink14111 Capital Blvd., NCWKFR0321Wake Forest, NC 27587Principal: Mickey L. Driggers

U 03/03/2014TEL-AAA

Sheila C. DeMand

AlternateAon11775 PenmarMaryland Heights, MO 63043Principal: Ronald A. Stein

I 04/04/2017

TEL-AAA

Richard Ffrench

AlternateFM Global270 Central AvenueJohnston, RI 02919-4923Principal: Robert Kasiski

I 12/08/2015TEL-AAA

Daniel P. Finnegan

AlternateSiemens Industry, Inc.Building Technologies DivisionFire & Security2953 Exeter CourtWest Dundee, IL 60118-1724Principal: Ronald D. Ouimette

M 3/4/2009

TEL-AAA

William D. Johnson

AlternateMid State Fire Equipment Inc.297 Washington Blvd. NELake Placid, FL 33852-8801National Association of Fire Equipment DistributorsPrincipal: Chad Mariska

IM 08/11/2014TEL-AAA

Steven W. Joseph

AlternateHoneywell/Xtralis, Inc.11467 SW Foothill DrivePortland, OR 97225-5313National Electrical Manufacturers AssociationPrincipal: Scott R. Lang

M 3/21/2006

TEL-AAA

Daniel Dean Lloyd

AlternateMunich Re/Hartford Steam Boiler1520 River TrailSeguin, TX 78155Principal: Darrell M. Franchuk

I 04/05/2016TEL-AAA

Mark W. Lund

Alternate3M Company/Scott Safety3M Center, Building 223-2N-20St. Paul, MN 55408Principal: Mark C. Smith

M 10/28/2008

3

Address List No PhoneTelecommunications TEL-AAA

Jonathan Hart04/09/2018

TEL-AAA

Bryan Edwin Matthews

AlternateLiberty Mutual Group512 Franklin StreetClayton, NY 13624Principal: Shaun A. Brasseau

I 08/03/2016TEL-AAA

Paul R. Nelson

AlternateOrr Protection Systems, Inc.11601 Interchange DriveLouisville, KY 40229Fire Suppression Systems AssociationPrincipal: Kirk W. Humbrecht

M 8/2/2010

TEL-AAA

Daniel J. O'Connor

AlternateJENSEN HUGHES4 Overlook PointLincolnshire, IL 60069-4302Principal: Leonard Belliveau, Jr.

SE 1/17/1997TEL-AAA

Randy H. Schubert

AlternateEricsson444 Hoes LanePiscataway, NJ 08854-4104Alliance for Telecommunications Industry SolutionsPrincipal: Richard G. Kluge

U 08/17/2015

TEL-AAA

Thomas G. Cleary

Nonvoting MemberUS National Institute of Standards & Technology100 Bureau Drive, Stop 8664Gaithersburg, MD 20899

RT 1/15/1999TEL-AAA

Shmuel Netanel

Nonvoting MemberEidan Safety Engineers Group11 Moshe Levi St.Rishon Le Zion, 75658 Israel

SE 1/17/1997

TEL-AAA

Jonathan Hart

Staff LiaisonNational Fire Protection AssociationOne Batterymarch ParkQuincy, MA 02169-7471

2/25/2011

4

Technical Committee Distribution

04/05/2018

TelecommunicationsTEL-AAAName Representation Class Office

Distribution by %

Company

Trey Pitts Sprint C Principal

1Voting Number Percent 4%

Buddy Rice Deer Park Fire Marshals Office E Principal

1Voting Number Percent 4%

Shaun A. Brasseau Liberty Mutual Property I Principal

Darrell M. Franchuk HSB Professional Loss Control I Principal

Robert Kasiski FM Global FM I Principal

Brad Pradel American International Group I Principal

Ronald A. Stein Aon Global Risk Consultants I Principal

5Voting Number Percent 19%

Chad Mariska APS FireCo NAFED IM Principal

Thomas F. Norton Norel Service Company, Inc. IM Principal

2Voting Number Percent 7%

Michael J. Bosma The Viking Corporation NFSA M Principal

Shane M. Clary Bay Alarm Company AFAA M Principal

Kirk W. Humbrecht Phoenix Fire Systems, Inc. FSSA M Principal

Jonathan G. Ingram UTC/Kidde-Fenwal, Inc. M Principal

Stanley Kaufman CableSafe, Inc./OFS SPI M Principal

Scott R. Lang Honeywell International NEMA M Principal

Ronald D. Ouimette Siemens Building Technologies, Inc. M Principal

Rodger Reiswig Johnson Controls TYCO M Principal

Mark C. Smith 3M Company/Scott Safety M Principal

9Voting Number Percent 33%

Robert G. Backstrom UL LLC UL RT Principal

1Voting Number Percent 4%

Steve C. Dryden GDH SE Chair

Leonard Belliveau, Jr. JENSEN HUGHES JH SE Principal

Thursday 4 5, Thursday

TelecommunicationsTEL-AAAName Representation Class Office

Distribution by %

Company

Daniel A. Dahl Morrison Hershfield Corporation SE Principal

Robert P. Gardner Global Risk Consultants SE Principal

4Voting Number Percent 15%

Jeffrey A. Betz AT&T Corporation U Principal

Mickey L. Driggers CenturyLink U Principal

Richard G. Kluge Ericsson ATIS U Principal

Thomas F. Ziegler Verizon U Principal

4Voting Number Percent 15%

27Total Voting Number

Previous Meeting Minutes

SECOND DRAFT MINUTES (Fall 2015)

NFPA 76 Technical Committee on Telecommunications

March 26, 2015

Holiday Inn Houston Northwest, Houston, TX

1. Call to Order

The meeting of the Technical Committee on Telecommunications at the Holiday Inn Houston Northwest

was called to order by Steve Dryden at 8AM on Thursday, March 26, 2015.

2. Announcements

NFPA staff liaison, Jon Hart, made a brief announcement regarding NFPA meeting procedures, rules, and

regulations.

3. Chairman Comments

Steve Dryden gave opening remarks to the committee. He called for all participants to be engaged in the

process.

4. Introduction of Committee Members and Guests

Self introductions of members and guests were completed. Those present are indicated below:

Name Organization

Steve Dryden – Chair AMEC Foster Wheeler

Leonard Belliveau – Principal JENSEN HUGHES

Jeffery Betz – Principal AT&T Corporation

Mickey Driggers – Principal CenturyLink

Robert Gardner – Principal Marsh USA Inc.

Jonathan Ingram - Principal Kidde-Fenwal, Inc.

Stanley Kaufman – Principal Society of the Plastics Industry, Inc.

Scott Lang – Principal National Electrical Manufacturers Associa

Brad Pradel – Principal Libery Mutual National Insurance Property

Charles Quillin – Principal HSB Professional Loss Control

Robert Kasiski – Voting Alternate FM Global

Daniel Finnegan – Alternate Siemens Industry, Inc.

Darrell Franchuk – Alternate HSB Professional Loss Control

Paul Nelson – Alternate Fire Suppression Systems Association

Ronald Stein – Alternate Aon Corporation

Jonathan Hart – Staff Liaison NFPA

Richard Kluge – Guest Ericsson Representing ATIS

Randy Willard – Guest Central Intelligence Agency

Edward Siwiec – Guest Willis Group

Sheila DeMand – Guest Aon

Jennifer Walker – Guest Zurich Services Group

Mark Smith – Guest 3M Group

Steven Joseph – Guest Xtralis

Ralph Transue – Guest JENSEN HUGHES

5. Approval of Minutes

The minutes of the April 2014 First Draft Meeting held at the Holiday Inn Inner Harbor in Baltimore were

approved without changes.

6. Action on Public Comments

The committee took action on the 22 Public Comments received and created the Second Draft through

second revision text generated during the meeting.

8. Old Business

There was no old business.

9. New Business

A new task group was formed to look at “Emerging Risks.” Paul Nelson will Chair this task group and Dan

Finnegan, Mickey Driggers, Scott Lang, Rich Kluge, Ed Siwiec, and Jeff Betz are included in the

membership.

10. Adjournment

The NFPA 76 Second Draft meeting was adjourned at 4:45 PM on Thursday, March 26, 2015.

Public Inputs

Public Input No. 5-NFPA 76-2017 [ Global Input ]

Replace the word "sensor" with "detector" throughout the document where it is used to refer to a spot-type smoke detector.

Statement of Problem and Substantiation for Public Input

Using the word "sensor" when referring to spot-type smoke detectors may cause confusion among users of the standard. As multi-criteria detectors (which are comprised of two or more sensors of various types) become more common, the confusion will become worse. Currently, the standard does use the word "detector" in several places, which will only further cause users to wonder if we are referring to two different devices. NFPA 76 is the only standard that I'm aware of that uses the term "sensor" to refer to a smoke detector.

Submitter Information Verification

Submitter Full Name: Scott Lang

Organization: Honeywell International

Street Address:

City:

State:

Zip:

Submittal Date: Fri Sep 08 10:35:48 EDT 2017

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Public Input No. 92-NFPA 76-2018 [ Section No. 1.1.1 ]

1.1.1

Telecommunications facilities include signal-processing equipment areas, cable entrance facility areas, power areas (including battery areas) ,main distribution frame areas, standby engine areas, technical support areas, administrative areas, and building services and support areasoccupied by a telecommunications service provider.

Statement of Problem and Substantiation for Public Input

Battery fire issues are a major concern for fire services. It would be helpful upfront to clarify that NFPA 76 applies to telecommunications batteries.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 15:14:45 EST 2018

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Public Input No. 83-NFPA 76-2018 [ Section No. 1.1.2 ]

1.1.2 *

Provisions for small structures that are normally unoccupied and that house telecommunications equipment, including on-grade, walk-incabinets; on-grade huts; cell huts; and controlled environmental vaults (CEVs), are provided in Chapter 11 .

Statement of Problem and Substantiation for Public Input

The content is deleted here and moved to 1.3 Application as it is guidance on application of the standard.

Related Public Inputs for This Document

Related Input Relationship

Public Input No. 85-NFPA 76-2018 [Sections 1.3.1, 1.3.2]

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 14:58:58 EST 2018

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Public Input No. 87-NFPA 76-2018 [ Section No. 1.3 [Excluding any Sub-Sections] ]

The provisions of this standard shall provide a reasonable level of protection from loss of life, property, and service continuity from fire.

This standard applies to free-standing telecommunications facilities, as well as joint use facilities when seperated by a fire rated partition inaccordance with Section 6.1.4.2.

Statement of Problem and Substantiation for Public Input

Based on conversations with fire services personnel, it would be helpful to the use of NFPA 76 to upfront state it is applicable to both dedicated and joint use buildings. The detailed information to support this use is included in the body of the standard, but guidance to it up front would be beneficial.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 15:04:38 EST 2018

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Public Input No. 85-NFPA 76-2018 [ Sections 1.3.1, 1.3.2 ]

Sections 1.3.1, 1.3.2

1.3.1

The requirements of Chapter 4 shall determine the fire protection program for each facility.

1.3. 1.1 *

Provisions for small structures that are normally unoccupied and that house telecommunications equipment, including on-grade, walk-incabinets; on-grade huts; cell huts; and controlled environmental vaults (CEVs), are provided in Chapter 11 .

1.3. 2*

For purposes of application of NFPA 101 and NFPA 5000, telecommunications facilities shall be classified as special-purpose industrialoccupancies.

Statement of Problem and Substantiation for Public Input

Wording moved from 1.1.2 as the content speaks of application of the standard.

Related Public Inputs for This Document

Related Input Relationship

Public Input No. 83-NFPA 76-2018 [Section No. 1.1.2] information moved from 1.1.2

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 15:01:41 EST 2018

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Public Input No. 42-NFPA 76-2018 [ New Section after 2.2 ]

NFPA 855, Standard for the Installation of Stationary Energy Storage Systems, XXXX edition

Statement of Problem and Substantiation for Public Input

This proposed standard will have references to NFPA 76 and should be incorporated in NFPA 76.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 13:43:29 EST 2018

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Public Input No. 20-NFPA 76-2018 [ Section No. 2.3.4 ]

2.3.4 UL Publications.

Underwriters Laboratories Inc., 333 Pfingsten Road, Northbrook, IL 60062-2096.

ANSI/ UL 44, Thermoset-Insulated Wires and Cables, 2014.

ANSI/ UL 83, Thermoplastic-Insulated Wire and Cables, 2014 2017 .

ANSI/ UL 444, Communications Cables, 2008, revised 2010 2017 .

ANSI/ UL 568, Nonmetallic Cable Tray Systems, 2002, reaffirmed 2009.

UL 723, Standard for Test For Surface Burning Characteristics of Building Materials, 2008 2013 .

ANSI/ UL 900, Standard for Air Filter Units, 2004, revised 2009 2015 .

ANSI/ UL 1277, Electrical Power and Control Tray Cables with Optional Optical-Fiber Members, 2010.

ANSI/ UL 1651, Optical Fiber Cable, 2008 2015 .

ANSI/ UL 1666, Standard Test for Flame Propagation Height of Electrical and Optical-Fiber Cables Installed Vertically in Shafts, 2007.

ANSI/ UL 1685, Standard for Vertical Tray Fire-Propagation and Smoke-Release Test for Electrical and Optical-Fiber Cables, 2007, includingrevisions through July 7, 2010.

ANSI/ UL 2024, Cable Routing Assemblies and Communications Raceways, 2014, including revisions through January 9 revised , 2015.

ANSI/ UL 60950-1, Information Technology Equipment — Safety — Part 1: General Requirements, 2013.

Statement of Problem and Substantiation for Public Input

Standard update to newest version of the standards. Many years ago, UL preferred the ANSI/UL reference because there was a transition of traditional UL standards towards an ANSI standards development process.

Now, years later, a large majority of UL Standards are ANSI approved and follow the ANSI development and maintenance process. However, sometimes readers are confused because they don’t understand the standards are actually UL standards, not developed by ANSI. There are many other references to standards promulgated by other standards development organizations where they are considered ANSI approved but do not include ANSI in the reference.

Submitter Information Verification

Submitter Full Name: Kelly Nicolello

Organization: UL LLC

Affilliation: UL LLC

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 15:17:08 EST 2018

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Public Input No. 43-NFPA 76-2018 [ Section No. 2.3.5 ]

2.3.5 Other Publications.

California Technical Bulletin 133, Flammability Test Procedure for Seating Furniture for Use in Public Occupancies.

Merriam-Webster’s Collegiate Dictionary, 11th 11th edition, Merriam-Webster, Inc., Springfield, MA, 2003 2014 .

Telcordia GR-63-CORE, Network Equipment Building System (NEBS)™ Requirements: Physical Protection, 2012 2017 .

Statement of Problem and Substantiation for Public Input

Update of editions of resource materials

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 13:53:34 EST 2018

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Public Input No. 15-NFPA 76-2018 [ Section No. 3.3.3 ]

3.3.3 Cable Routing Assembly.

A single channel or connected multiple channels, as well as associated fittings, forming a structural system that is used to supportand supportand route communications wires and cables, optical fiber cables, data cables associated with information technology and communicationsequipment, Class 2 and Class 3 cables, and power-limited fire alarm cables. [70, 2014]

Statement of Problem and Substantiation for Public Input

Typographical error in text.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 13:46:52 EST 2018

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Public Input No. 11-NFPA 76-2018 [ Section No. 3.3.4 ]

3.3.4 Cable Telecommunications.

One- and two-way communications service provided over a network, generally through optical fiber and fiber or coaxial cable.

Statement of Problem and Substantiation for Public Input

Cable telecommunications are generally through optical fiber or coaxial cable. They don't need to include both fiber and coaxial to be cable telecommunications as implied by the text.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 13:33:30 EST 2018

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Public Input No. 12-NFPA 76-2018 [ Section No. 3.3.5 ]

3.3.5 Central Office (CO).

A telecommunications facility also known as a telephone exchange or , wire center, or switching center.

Statement of Problem and Substantiation for Public Input

In some standards and local regions, COs are also spoken of as wire centers.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 13:37:47 EST 2018

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Public Input No. 14-NFPA 76-2018 [ Section No. 3.3.15 ]

3.3.15 Telecommunications Facility.

A building or portion of a building that includes telecommunications a telecommunications equipment area and support areas .

Statement of Problem and Substantiation for Public Input

A telecommunications facility need not include a support area as implied by the definition.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 13:43:46 EST 2018

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Public Input No. 13-NFPA 76-2018 [ Section No. 3.3.18 ]

3.3.18 Walk-In Cabinet.

A partially An on grade or partially below grade room, accessible without a ladder, that houses telecommunications equipment and is undercontrolled temperature and humidity.

Statement of Problem and Substantiation for Public Input

Walk-in cabinets are not required to be below grade as the wording implies.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 13:41:42 EST 2018

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Public Input No. 16-NFPA 76-2018 [ Section No. 3.4.2 ]

3.4.2 Building Services and Support Areas.

Areas or rooms that typically include utility areas, mechanical equipment areas, ac electrical switch gear, maintenance shops, loading docks,and associated storage areas.

Statement of Problem and Substantiation for Public Input

Clarify that building services areas include ac switch gear, as opposed to dc equipment which is considered telecommunications equipment contained in a power area.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 13:48:38 EST 2018

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Public Input No. 74-NFPA 76-2018 [ New Section after 3.5.1 ]

Combination Fire Detection (CFD) Systems.

Systems that use Early Warning Fire Detection (EWFD) to sense a fire condition at the ceiling or within a raised floor cavity in combination withVery Early Warning Fire Detection (VEWFD) sensors at the return air points within air circulation paths. This system supports the existing widelydeployed EWFD systems and enhances the detection capabilities with that of VEWFD technologies.

Statement of Problem and Substantiation for Public Input

This proposal recognizes the fire detection technologies serving the industry, considering the risk profiles of these facilities, and addresses the industry best practices used by most corporations in their current deployment of fire detection systems. This provides industry options based upon internal risk exposures and the industry's low fire loss history.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 13:52:17 EST 2018

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Public Input No. 69-NFPA 76-2018 [ Section No. 3.6.8 ]

3.6.8 Telecommunications Equipment.

Equipment and systems, normally found in a telecommunications facility, that are used for transmitting, receiving, switching, and management ofsignals, such as electrical, optical, or electromagnetic, by wire, fiber, or through the air. The wire, cable, and electrical/electronic equipment,including signal-processing equipment, cable entrance equipment, batteries and power equipment, main distribution frame equipment, andstandby engine equipment are all examples of telecommunications equipment .

Statement of Problem and Substantiation for Public Input

The original text includes examples of telecommunications equipment. The added text explicitly includes batteries which are of keen interest to fire services and adds a definition of telecommunications equipment to support the examples listed.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 10:50:37 EST 2018

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Public Input No. 97-NFPA 76-2018 [ Section No. 4.2.2.1 ]

4.2.2.1

The following elements shall be documented as part of the risk management analysis:

(1) Life safety

(2) Service continuity

(3) Eco nomic impact to cusomers due to loss of connectivty of voice and data

(4) Size and value of the facility

(5) Restoration plans

(6) Availability of readily deployable replacement telecommunications infrastructure

(7) Response time to an alarm

(8) Local fire-fighting capabilities

(9) Redundant telecommunications infrastructure

(10) Reputation impact

Statement of Problem and Substantiation for Public Input

The economic impact to telecommunication customers due to loss of voice and especially data today is almost immeasurable. I feel this text should be a part of telecommunications risk to protect the public. Additionally, the impact on a companies reputation today is also something that should be considered.

Related Public Inputs for This Document

Related Input Relationship

Public Input No. 96-NFPA 76-2018 [Section No. A.8.2.3.7]

Submitter Information Verification

Submitter Full Name: Paul Nelson

Organization: Orr Protection Systems, Inc.

Affilliation: FSSA

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 17:11:22 EST 2018

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Public Input No. 95-NFPA 76-2018 [ New Section after 6.1.1 ]

FIGURE 6.1

This figure provides a summary of requirements from Chapter 6.

Insert current FIGURE A.6.1 to be modified to reflect new edition requirements.

Additional Proposed Changes

File Name Description Approved

_6.1._NFPA76.docx Figure 6.1

Statement of Problem and Substantiation for Public Input

Provides a user friendly format adopted in standard for those using the standard.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 15:38:59 EST 2018

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Public Input No. 72-NFPA 76-2018 [ Section No. 6.8.5.1 [Excluding any Sub-Sections] ]

All signal-processing equipment areas including areas housing informtion technology equipment , whether owned or co-located, shall bedesignated as Level A, Level B, or Level C, based on the classification in accordance with 8.8.3 of the signal-processing equipment within thearea.

Statement of Problem and Substantiation for Public Input

Recognizes the potential inclusion of information technology equipment in new applications of telecommunications services.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 13:39:59 EST 2018

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Public Input No. 73-NFPA 76-2018 [ Section No. 6.8.5.1.2 ]

6.8.5.1.2

All new signal-processing equipment or information technology equipment , whether owned or co-located, shall be classified as Level A, Level B,or Level C in accordance with 8.8.3.

Statement of Problem and Substantiation for Public Input

Addresses new technologies being used within the industry.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 13:44:52 EST 2018

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Public Input No. 71-NFPA 76-2018 [ New Section after 6.8.5.3 ]

6.8.5.3 add:

Mixing of Level A, B and C signaling-processing and information technology equipment

Signal-procesing and information technology equipment of Level B and C shall be premitted to be located within all areas (A,B & C) povided thatthe the equipment housing (in-cabinet) is provided with internal fire detetion and fire suppession.

Statement of Problem and Substantiation for Public Input

This provides for the expanded use of the current options of Table 6.8.5.6 applications with in-cabinet fire detection and fire suppression for all Level B and C signal-processing equipment or information technology equipment to be co-located within Level A signal-processing equipment areas.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 13:25:17 EST 2018

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Public Input No. 75-NFPA 76-2018 [ Section No. 6.8.6.1 [Excluding any Sub-Sections] ]

In telecommunications facilities containing greater than 232 m2 (2500 ft2) of signal-processing equipment areas, the signal-processingequipment areas shall be provided with a very early warning fire detection (VEWFD) system for detection and or combination fire detection(CFD) system for detection and alarm processing in accordance with Chapter 8.

Statement of Problem and Substantiation for Public Input

Provides for new options based upon individual corporate risk factors and the choice of adequate fire detection for a signal-processing space.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 14:25:37 EST 2018

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Public Input No. 17-NFPA 76-2018 [ New Section after 6.10.1.1 ]

TITLE OF NEW CONTENT

6.10.1.3 Automatic fire suppression systems shall not be required in power areas.

Type your content here ...

Statement of Problem and Substantiation for Public Input

Clarifies that automatic suppression is not required in these areas, consistent with current NFPA 76 and other codes which apply to electrical rooms and power rooms.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 14:03:10 EST 2018

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Public Input No. 18-NFPA 76-2018 [ Section No. 6.10.8 [Excluding any Sub-Sections] ]

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Chapter 6.10.8 Special Hazards

6.10.8.1 General.

6.10.8.1.1

Telecommunications battery systems shall comply with this chapter.

6.10.8.2 Lead-Acid and Nickel-Cadmium Batteries.

6.10.8.2.1 General.

Stationary storage battery systems having an electrolyte capacity of more than 100 gal (378.5 L) in sprinklered buildings or 50 gal (189.3 L) inunsprinklered buildings for flooded lead-acid, nickel-cadmium, and valve-regulated lead–acid (VRLA) batteries used for facility standby power,emergency power, or uninterrupted power supplies shall be in accordance with this section and the Table 6.10.8.2.1.

Table 6.10.8.2.1 Battery Requirements

Nonrecombinant Batteries Recombinant Batteries

Requirement

Flooded

.

Lead-Acid

Flooded Nickel-Cadmium (Ni-Cd) Valve-Regulated Lead–Acid (VRLA)

Safety caps Venting caps Venting caps Self-resealing flame-arresting caps

Thermal runaway management Not required Not required Required

Spill control Required Required Not required

Neutralization Required Required Required

Ventilation Required Required Required

Signage Required Required Required

Seismic control Required Required Required

Fire detection Required Required Required

6.10.8.2.2 Safety Features.

6.10.8.2.2.1 Safety Venting.

Batteries shall be provided with safety venting caps per 6.10.8.2.2.1.1 and 6.10.8.2.2.1.2.

6.10.8.2.2.1.1 Nonrecombinant Batteries.

Vented lead-acid and nickel-cadmium shall be provided with safety venting caps.

6.10.8.2.2.1.2 Recombinant Batteries.

VRLA shall be equipped with self-resealing flame-arresting safety vents.

6.10.8.2.2.2 Thermal Runaway.

VRLA systems shall be provided with a listed device or other approved method to preclude, detect, and control thermal runaway.

6.10.8.2.2.3 Location and Occupancy Separation.

6.10.8.2.2.3.1

Battery systems shall be permitted in the same room as the equipment that they support.

6.10.8.2.2.3.2

Battery systems shall be housed in a noncombustible, locked cabinet or other enclosure to prevent access by unauthorized personnel unlesslocated in a separate equipment room accessible only to authorized personnel.

6.10.8.2.2.3.3

Battery systems shall be located in a room separated from other portions of the building by a minimum of a 1-hour fire barrier.

6.10.8.2.2.3.4

When telecommunications equipment is located in a structure or building housing multiple tenants or occupancies which include assembly,educational, detention and correction facilities; health care, ambulatory health care, and day care centers; and, residential board and care andresidential occupancies, battery systems shall be located in a room separated from other portions of the building by a minimum of a 2-hour firebarrier.

6.10.8.2.2.4 Spill Control.

6.10.8.2.2.4.1

Rooms, buildings, or areas containing free-flowing liquid electrolyte in individual vessels having a capacity of more than 55 gal (208 L) or multiplevessels having an aggregate capacity exceeding 1000 gal (3785 L) shall be provided with spill control to prevent the flow of liquids to adjoiningareas.

6.10.8.2.2.4.2 *

An approved method and materials for the control of a spill of electrolyte shall be provided that will be capable of controlling a spill from thesingle largest vessel.

6.10.8.2.2.4.3

VRLA batteries with immobilized electrolyte shall not require spill control.

6.10.8.2.2.5 Neutralization.

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6.10.8.2.2.5.1 *

An approved method to neutralize spilled electrolyte shall be provided.

6.10.8.2.2.5.2

For VRLA batteries, the method shall be capable of neutralizing a spill from the largest battery to a pH between 7.0 and 9.0.

6.10.8.2.2.6 * Ventilation.

For flooded lead-acid, flooded nickel-cadmium, and VRLA batteries, ventilation shall be provided for rooms and cabinets in accordance with themechanical code and one of the following:

(1) The ventilation system shall be designed to limit the maximum concentration of hydrogen to 1.0 percent of the total volume of theroom during the worst-case event of simultaneous “boost” charging of all the batteries, in accordance with nationally recognizedstandards.

(2) Continuous ventilation shall be provided at a rate of not less than 1 ft 3 /min/ft 2 (5.1 L/sec/m 2 ) of floor area of the room or cabinet.

6.10.8.2.2.7 Environment.

The battery environment shall be controlled or analyzed to maintain temperature in a safe operating range for the specific battery technologyused.

6.10.8.2.2.8 Signs.

6.10.8.2.2.8.1

Doors or accesses into the following shall be provided with approved signs:

(1) Rooms containing stationary storage battery systems

(2) Other areas containing stationary storage battery systems

6.10.8.2.2.8.2

For rooms that contain VRLA batteries, the signs required by 6.10.8.2.2.8.1 shall

comply with NFPA 1.state the following:

This room contains:

(1) Stationary storage battery systems

(2) Energized electrical circuits

6.10.8.2.2.8.3

For rooms that contain lead-acid or flooded Ni-Cd batteries, the signs required by 6.10.8.2.2.8.1 shall state the following:

This room contains:

(1) Stationary storage battery systems

(2) Energized electrical circuits

(3) Corrosive battery electrolyte

6.10.8.2.2.8.4

Battery cabinets shall be provided with exterior labels that identify the manufacturer and model number of the system and electrical rating (i.e.,voltage and current) of the contained battery system.

6.10.8.2.2.8.5

Signs shall be provided within battery cabinets to indicate the relevant electrical, chemical, and fire hazard.

6.10.8.2.2.9 Seismic Protection.

Battery systems shall be seismically braced in accordance with the building code.

6.10.8.2.2.10 Smoke Detection.

An approved automatic smoke detection system shall be installed in rooms containing stationary battery storage systems in accordance withNFPA 72 .

6.10.8.3 * Additional Battery Technologies.

6.10.8.3.1 General.

Energy storage systems having a capacity greater than the quantities listed in Table 6.10.8.3.1 shall be in accordance with Section 6.10.8.3.

Table 6.10.8.3.1 Energy Storage System Threshold Quantities

Type Capacity a

Lithium batteries, all types 20 KWh( 18.0 Mega joules)

Sodium batteries, all types 20 KWh (18.0 Mega joules) c

Flow batteries b 20 KWh (18.0 Mega joules)

Other battery technologies 10 KWh (10.8 Mega joules)

Capacitors 70 KWh (25.2 Mega joules)

Notes:

a For batteries and capacitors rated in Amp-Hours, KWh should equal rated voltage times amp-hour rating divided by 1000.

b Includes vanadium, zinc-bromine, polysulfide-bromide, and other flowing electrolyte-type technologies.

c Or 70 KWh (25.2 Mega joules) for sodium-ion technologies.

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6.10.8.3.2 * Stationary Storage Battery Systems.

6.10.8.3.2.1 Location and Occupancy Separation.

Stationary storage battery systems shall be located and constructed in accordance with this section.

6.10.8.3.2.1.1

Stationary storage battery systems shall be housed in a noncombustible, locked cabinet or other enclosure to prevent access by unauthorizedpersonnel unless located in a separate equipment room accessible only to authorized personnel.

6.10.8.3.2.1.2 Location.

6.10.8.3.2.1.2.1

Stationary storage battery systems shall not be located in areas where the floor is located more than 75 ft (22,860 mm) above the lowest level offire department vehicle access, or where the floor level is more than 30 ft (9144 mm) below the finished floor of the lowest level of exit discharge,unless otherwise permitted by 6.10.8.3.2.1.2.

6.10.8.3.2.1.2.2

Installations on noncombustible rooftops of buildings exceeding 75 ft (22,860 mm) in height that do not obstruct fire department rooftopoperations shall be permitted when approved by the AHJ.

6.10.8.3.2.1.3 Separation.

Rooms containing stationary storage battery systems shall be located in high-hazard occupancies, or shall be separated from other areas of thebuilding as stated in 6.10.8.3.2.1.3.1 and 6.10.8.3.2.1.3.2. Stationary storage battery systems shall be allowed to be in the same room with theequipment they support.

6.10.8.3.2.1.3.1

Stationary storage battery systems shall be located in a room separated from other portions of the building by a minimum of a 1-hour fire barrier.

6.10.8.3.2.1.3.2

When telecommunications equipment is located in a structure or building housing multiple tenants or occupancies which include assembly,educational, detention, and correction facilities; health care, ambulatory health care, and day care centers; and residential board and care andresidential occupancies, stationary storage battery systems shall be located in a room separated from other portions of the building by aminimum of a 2-hour fire barrier.

6.10.8.3.2.2 Maximum Allowable Quantities.

6.10.8.3.2.2.1

Fire areas within buildings containing stationary storage battery systems exceeding the maximum allowable quantities in Table 6.10.8.3.2.2.1shall comply with all applicable ordinary-hazard and high-hazard requirements as identified in 6.2.2 of NFPA 101 and the building code.

Table 6.10.8.3.2.2.1

Type Maximum Allowable Quantities a Hazard Classification

Lithium batteries, all types 600 KWh High hazard c

Sodium batteries, all types 600 KWh High hazard c

Flow batteries b 600 KWh High hazard c

Other battery technologies 200 KWh High hazard c

Notes:

a For batteries rated in amp-hHours, KWh should equal rated voltage times amp-hour rating divided by 1000.

b Includes vanadium, zinc-bromine, polysulfide-bromide, and other flowing electrolyte-type technologies.

c Can be permitted to be ordinary hazard classification if approved by the AHJ based on (1) a hazard mitigation analysis conducted inaccordance with 6.10.8.3.2.4 and (2) large-scale fire and fault condition testing conducted or witnessed and reported by an approved testinglaboratory that shows that a fire involving the stationary storage battery system is contained within the room for a duration equal to the fireresistance rating of the room separation required in 6.10.8.3.2.1.3.1 or 6.10.8.3.2.1.3.2, as applicable.

6.10.8.3.2.2.2

Where approved by the AHJ, areas containing stationary storage battery systems that exceed the amounts in Table 6.10.8.3.2.2.1 shall bepermitted to be treated as a ordinary-hazard and not a high-hazard classification based on a hazardous mitigation analysis in accordance with6.10.8.3.2.4 and large-scale fire and fault condition testing conducted or witnessed and reported by an approved testing laboratory.

6.10.8.3.2.2.3

Where areas within buildings contain a combination of energy system technologies, the total aggregate quantities shall be determined based onthe sum of percentages of each type divided by the maximum allowable quantity of each type. If the sum of the percentages exceeds 100percent, the area shall be treated as a high-hazard classification in accordance with Table 6.10.8.3.2.2.1.

6.10.8.3.2.3 * Battery Arrays.

6.10.8.3.2.3.1

Battery arrays shall comply with 6.10.8.3.2.3.2 and 6.10.8.3.2.3.3 unless otherwise permitted by 6.10.8.3.2.3.4 or 6.10.8.3.2.3.5.

6.10.8.3.2.3.2

Storage batteries, prepackaged stationary storage battery systems, and pre-engineered stationary storage battery systems shall be segregatedinto arrays not exceeding 50 KWh (180 Mega joules) each.

6.10.8.3.2.3.3

Each array shall be spaced a minimum 3 ft (914 mm) from other arrays and from walls in the storage room or area. The storage arrangementsshall comply with the egress provisions in NFPA 101 .

6.10.8.3.2.3.4

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Listed pre-engineered stationary storage battery systems and prepackaged stationary storage battery systems shall not exceed 250 KWh (900Mega joules) each.

6.10.8.3.2.3.5

The AHJ shall be permitted to approve listed pre-engineered and prepackaged battery arrays with larger capacities or smaller battery arrayspacing if large-scale fire and fault condition testing conducted or witnessed and reported by an approved testing laboratory is provided showingthat a fire involving one array will not propagate to an adjacent array, and be contained within the room for a duration equal to the fire resistancerating of the room separation required by 6.10.8.3.2.1.3.

6.10.8.3.2.4 Hazard Mitigation Analysis.

A failure mode and effects analysis (FMEA) or other approved hazard mitigation analysis shall be provided to the AHJ when any of the followingconditions are present:

(1) Battery technologies not specifically identified in Table 6.10.8.3.1 are provided.

(2) More than one stationary storage battery technology is provided in a room or indoor area where there is a potential for adverseinteraction between technologies.

(3) When allowed as a basis for increasing maximum allowable quantities as specified in Table 6.10.8.3.2.2.1.

6.10.8.3.2.4.1

The analysis shall evaluate the consequences of the following failure modes, and others deemed necessary by the AHJ. Only single failuremodes shall be considered for each mode:

(1) Thermal runaway condition in a single module or array

(2) Failure of a battery management system

(3) Failure of a required ventilation system

(4) Voltage surges on the primary electric supply

(5) Short circuits on the load side of the stationary battery storage system

(6) Failure of the smoke detection, fire suppression, or gas detection system

6.10.8.3.2.4.2

The AHJ shall be permitted to approve the hazardous mitigation analysis provided the consequences of the FMEA demonstrate the following:

(1) Fires or explosions will be contained within unoccupied stationary storage battery system rooms for the minimum duration of the fireresistance rated specified in 6.10.8.3.2.1.3.1 or 6.10.8.3.2.1.3.2, as applicable

(2) Fires and explosions in stationary storage battery system cabinets in occupied work centers allow occupants to safely evacuate

(3) Toxic and highly toxic gases released during charging, discharging, and normal operation shall not exceed the permissible exposurelimit (PEL)

(4) Toxic and highly toxic gases released during fires and other fault conditions shall not reach concentrations in access of IDLH level inthe building or adjacent means of egress routes during the time deemed necessary to evacuate from that area

(5) Flammable gases released from batteries during charging, discharging, and normal operation shall not exceed 25 percent of thelower flammable limit (LFL)

6.10.8.3.2.4.3

Construction, equipment, and systems that are required for the stationary storage battery system to comply with the hazardous mitigationanalysis shall be installed, maintained, and tested in accordance with nationally recognized standards and specified design parameters.

6.10.8.3.2.5 Listings.

Storage batteries shall be listed in accordance with UL 1973, Standard for Batteries for Use in Light Electric Rail (LER) Applications andStationary Applications . Prepackaged and pre-engineered stationary storage battery systems shall be listed in accordance with UL 9540,Outline of Investigation for Energy Storage Systems and Equipment .

6.10.8.3.2.5.1 * Prepackaged and Pre-engineered Systems.

Prepackaged and pre-engineered stationary storage battery systems shall be installed in accordance with their listing and the manufacturer’sinstructions.

6.10.8.3.2.5.2 Environment.

The storage battery environment shall be controlled to maintain temperatures and conditions within the battery manufacturer’s specifications.

6.10.8.3.2.6 Installation.

6.10.8.3.2.6.1 Battery Management System.

An approved battery management system shall be provided for battery technologies for monitoring and balancing cell voltages, currents, andtemperatures within the manufacturer’s specifications. The system shall transmit an alarm signal to an approved location if potentially hazardoustemperatures or other conditions including short circuits, overvoltage (i.e., overcharge) or under voltage (i.e., over discharge) are detected.

6.10.8.3.2.6.2 Battery Chargers.

Battery chargers shall be compatible with the battery manufacturer’s electrical ratings and charging specifications. Battery chargers shall belisted in accordance with the UL 1564, Standard for Industrial Battery Chargers , or provided as part of a listed pre-engineered or prepackagedstationary storage battery system.

6.10.8.3.2.6.3 Vehicle Impact Protection.

Vehicle impact protection shall be provided where stationary storage battery systems are subject to impact by motor vehicles.

6.10.8.3.2.6.4 Combustible Storage.

6.10.8.3.2.6.4.1

Combustible materials not related to the stationary storage battery system shall not be stored in battery rooms, cabinets, or enclosures.

6.10.8.3.2.6.4.2

Combustible materials in occupied work centers shall comply with NFPA 1, Section 10.18 and shall not be stored within 3 ft (915 mm) of batterycabinets.

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6.10.8.3.2.6.5 Signage.

6.10.8.3.2.6.5.1

Approved signage shall be provided on doors or in approved locations near entrances to stationary battery storage system rooms.

6.10.8.3.2.6.5.2

New signage installations shall require the following items:

(1) Hazard identification markings in accordance with NFPA 704.

(2) “This room contains energized battery systems,” or the equivalent.

(3) Identification of the type(s) of batteries present

(4) AUTHORIZED PERSONNEL ONLY

(5) Technology-specific markings, if required in 6.10.8.3.2.11

6.10.8.3.2.6.5.3

Where the battery storage system disconnecting means is not within sight of the main service disconnect, placards or directories shall beinstalled at the locations of the main service disconnect to indicate the location of all battery storage disconnecting means in accordance withNFPA 70 .

6.10.8.3.2.6.5.4

Existing stationary storage battery systems shall be permitted to include the signage required at the time it was installed.

6.10.8.3.2.6.5.5

Battery cabinets shall be provided with exterior labels that identify the manufacturer and model number of the system and electrical rating (i.e.,voltage and current) of the contained battery system.

6.10.8.3.2.6.5.6

Signs shall be provided within battery cabinets to indicate the relevant electrical, chemical, and fire hazard.

6.10.8.3.2.6.5.7

Fire command centers in buildings containing stationary storage battery systems shall include signage or readily available documentation thatdescribes the location of stationary storage battery systems, the types of batteries present, operating voltages, and location of electricaldisconnects.

6.10.8.3.2.6.6 Seismic Protection.

Battery systems shall be seismically braced in accordance with the building code.

6.10.8.3.2.6.7 Safety Caps.

Vented batteries shall be provided with flame-arresting safety caps.

6.10.8.3.2.6.8 * Mixed Battery Systems.

Different types of batteries shall not be installed in the same room or cabinet if there is a potential for unsafe interaction between them, asdetermined by the AHJ.

6.10.8.3.2.7 Suppression And Detection.

6.10.8.3.2.7.1 Fire suppression.

Rooms containing stationary storage battery systems shall be protected by an automatic sprinkler system installed in accordance with NFPA 1,Section 13.3.

6.10.8.3.2.7.1.1

Commodity classifications for specific technologies of storage batteries shall be in accordance with Chapter 5 of NFPA 13.

6.10.8.3.2.7.1.2

If the storage battery types are not specifically addressed in Chapter 5 of NFPA 13, the AHJ shall be permitted to approve the fire suppressionsystem based on full-scale fire and fault condition testing conducted or witnessed and reported by an approved laboratory.

6.10.8.3.2.7.2 Smoke Detection.

An approved automatic smoke detection system shall be installed in rooms containing stationary battery storage systems in accordance withNFPA 72 and the required automatic smoke detection system shall be supervised by an approved central, proprietary, or remote station serviceor a local alarm that will give an audible signal at a constantly attended location.

6.10.8.3.2.8 * Ventilation.

Where required by 6.10.8.3.2.11, ventilation shall be provided for rooms and cabinets in accordance with the mechanical code and one of thefollowing:

(1) The ventilation system shall be designed to limit the maximum concentration of flammable gas to 25 percent of the lower flammablelimit (LFL) of the total volume of the room during the worst-case event of simultaneous “boost” charging of all the batteries, inaccordance with nationally recognized standards.

(2) Mechanical ventilation shall be provided at a rate of not less than 1 ft 3 /min/ft 2 (5.1 L/sec/m 2 ) of floor area of the room or cabinet.The ventilation can be either continuous, or activated by a gas detection system in accordance with 6.10.8.3.2.8.2.

6.10.8.3.2.8.1

Required mechanical ventilation systems for rooms and cabinets containing storage batteries shall be supervised by an approved central,proprietary, or remote station service or shall initiate an audible and visual signal at an approved constantly attended on-site location.

6.10.8.3.2.8.2

Where required by 6.10.8.3.2.8(2), rooms containing stationary storage battery systems shall be protected by an approved continuous gasdetection system.

6.10.8.3.2.8.2.1

The gas detection system shall be designed to activate when the level of flammable gas exceeds 25 percent of the lower flammable limit (LFL)

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6.10.8.3.2.8.2.2

Activation of the gas detection system shall result in activation of the mechanical ventilation system, which shall remain on until the flammablegas detected is less than 25 percent of the LFL.

6.10.8.3.2.8.2.3

The gas detection system shall include a minimum two hours of standby power.

6.10.8.3.2.8.2.4

Failure of the gas detection system shall annunciate a trouble signal at an approved central, proprietary, or remote station service, or whenapproved at a constantly attended onsite location.

6.10.8.3.2.9 * Spill Control and Neutralization.

Where required by 6.10.8.3.2.11, approved methods and materials shall be provided for the control and neutralization of spills of electrolyte orother hazardous materials in rooms containing stationary storage batteries as follows:

(1) For batteries with free-flowing electrolyte, the method and materials shall be capable of neutralizing a spill of the total capacity fromthe largest cell or block to a pH between 5.0 and 9.0.

(2) For batteries with immobilized electrolyte, the method and materials shall be capable of neutralizing a spill of 3.0 percent of thecapacity of the largest cell or block in the room to a pH between 5.0 and 9.0.

6.10.8.3.2.10 Thermal Runaway.

Where required by 6.10.8.3.2.11, a listed device or other approved method shall be provided to preclude, detect, and control thermal runaway.

6.10.8.3.2.11 Battery-Specific Protection

Stationary storage battery systems shall comply with 6.10.8.3.2 through 6.10.8.3.2.10 and this section, as applicable.

6.10.8.3.2.11.1 Lithium Batteries.

Stationary storage battery systems utilizing lithium batteries shall be provided with thermal runaway protection in accordance with 6.10.8.3.2.10.

6.10.8.3.2.11.2 Sodium Batteries.

Stationary storage battery systems utilizing sodium batteries shall comply with the following:

(1) Ventilation shall be provided in accordance with 6.10.8.3.2.8.

(2) Spill control and neutralization shall be in accordance with 6.10.8.3.2.9.

(3) Thermal runaway protection shall be provided for in accordance with 6.10.8.3.2.10.

(4) A hazard mitigation analysis shall be provided for systems that utilize sodium sulfur batteries, or other sulfur-type battery systemsthat operate above ambient temperatures.

(5) The signage required in 6.10.8.3.2.6.5 shall include, where applicable, “Water Reactive Hazard — Apply No Water.”

6.10.8.3.2.11.3 Flow Batteries.

Stationary storage battery systems utilizing flow batteries shall comply with the following:

(1) Ventilation shall be provided in accordance with 6.10.8.3.2.8.

(2) Spill control and neutralization shall be in accordance with 6.10.8.3.2.9.

6.10.8.3.2.11.4 Other Battery Types.

Stationary storage battery systems utilizing battery technologies other than those described in 6.10.8.3.2.11.1 through 6.10.8.3.2.11.1 shallcomply with the following:

(1) Ventilation shall be provided in accordance with 6.10.8.3.2.8 where flammable, toxic or highly toxic gases could be present duringcharging, discharging, and normal system use.

(2) Spill control and neutralization shall be in accordance with 6.10.8.3.2.9 where the batteries contain electrolytes that could bereleased from the batteries.

(3) Thermal runaway protection shall be provided in accordance with 6.10.8.3.2.10.

(4) The signage required in 6.10.8.3.2.6.5 shall also identify any potential hazards associated with the batteries.

6.10.8.3.2.12 Testing, Maintenance, and Repairs.

6.10.8.3.2.12.1

Stationary storage batteries and associated equipment and systems shall be tested and maintained in accordance with the manufacturer’sinstructions.

6.10.8.3.2.12.2

Any storage batteries or system components used to replace existing units shall be compatible with the battery charger, battery managementsystems, other storage batteries, and other safety systems.

6.10.8.3.3 Capacitor Energy Storage Systems.

6.10.8.3.3.1 Capacity.

Stationary capacitor energy storage systems having capacities greater than those described in Table 6.10.8.3.1 shall comply with 6.10.8.3.3.

6.10.8.3.3.2 Location and Occupancy Separation.

Stationary capacitor energy storage systems shall be located and constructed as required for stationary storage battery system in accordancewith 6.10.8.3.2.1 through 6.10.8.3.2.1.4.3.

6.10.8.3.3.3 Maximum Allowable Quantities.

Fire areas within buildings containing capacitor energy storage systems exceeding 600 KWh (2160 mJ) shall comply with all applicable ordinary-hazard and high-hazard requirements as identified in 6.2.2 of NFPA 101 and the building code.

6.10.8.3.3.4 Capacitor Arrays.

6.10.8.3.3.4.1

Capacitors, prepackaged stationary capacitor energy storage systems, and pre-engineered capacitor energy storage systems shall be

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segregated into arrays not exceeding 50 KWh (180 Mega joules) each.

6.10.8.3.3.4.2

Each array shall be spaced a minimum 3 ft (914 mm) from other arrays and from walls in the storage room or area. The storage arrangementsshall comply with the egress provisions in NFPA 101 .

6.10.8.3.3.5 Listings.

Capacitors shall be listed in accordance with UL 1973, Standard for Batteries for Use in Light Electric Rail (LER) Applications and StationaryApplications . Prepackaged and pre-engineered capacitor energy systems shall be listed in accordance with UL 9540, Outline of Investigationfor Energy Storage Systems and Equipment .

6.10.8.3.3.5.1 * Prepackaged and Pre-engineered Systems.

Prepackaged and pre-engineered capacitor energy storage systems shall be installed in accordance with their listing and the manufacturer’sinstructions.

6.10.8.3.3.5.2 Environment.

The environment surrounding the capacitors shall be controlled to maintain temperatures and conditions within the manufacturer’s specifications.

6.10.8.3.3.6 Chargers.

Capacitor chargers shall be compatible with the capacitor manufacturer’s electrical ratings and charging specifications, and shall be listed inaccordance with the UL 1564, Standard for Industrial Battery Chargers , or provided as part of a listed pre-engineered or prepackaged capacitorenergy storage system.

6.10.8.3.3.7 Vehicle Impact Protection.

Vehicle impact protection shall be provided where capacitor energy storage systems are subject to impact by motor vehicles.

6.10.8.3.3.8 Combustible Storage.

6.10.8.3.3.8.1

Combustible materials not related to the capacitor energy storage system shall not be stored in capacitor rooms, cabinets, or enclosures.

6.10.8.3.3.8.2

Combustible materials in occupied work centers shall comply with NFPA 1, Section 10.18 and shall not be stored within 3 ft (915 mm) ofcapacitor cabinets.

6.10.8.3.3.9 Signage.

Approved signage shall be provided on doors or in approved locations near entrances to capacitor energy storage systems, and shall include thefollowing:

(1) Hazard identification markings in accordance with NFPA 704.

(2) “This room contains energized capacitor systems,” or the equivalent

(3) Identification of the type(s) of capacitors present

(4) AUTHORIZED PERSONNEL ONLY

6.10.8.3.3.9.1

Where the capacitor energy storage system disconnecting means is not within sight of the main service disconnect, placards or directories shallbe installed at the locations of the main service disconnect to indicate the location of all capacitor energy storage system disconnecting means inaccordance with NFPA 70 .

6.10.8.3.3.9.2

Capacitor cabinets shall be provided with exterior labels that identify the manufacturer and model number of the system and electrical rating (i.e.,voltage and current) of the contained battery system.

6.10.8.3.3.9.3

Signs shall be provided within capacitor cabinets to indicate the relevant electrical, chemical, and fire hazard.

6.10.8.3.3.9.4

Fire command centers in buildings containing capacitor energy storage systems shall include signage or readily available documentation thatdescribes the location of the systems, the types of capacitors present, operating voltages, and location of electrical disconnects.

6.10.8.3.3.10 Seismic Protection.

Capacitor energy storage systems shall be seismically braced in accordance with the building code.

6.10.8.3.3.11 Testing, Maintenance, and Repairs.

6.10.8.3.3.11.1

Capacitor energy storage systems and associated equipment and systems shall be tested and maintained in accordance with themanufacturer’s instructions.

6.10.8.3.3.11.2

Capacitors or system components used to replace existing units shall be compatible with the capacitor charger, other capacitors, and othersafety systems.

Additional Proposed Changes

File Name Description Approved

1-2015_Chapter_52-updated_for_76.htm Modification of NFPA 1, Chapter 52 for inclusion in NFPA 76

Statement of Problem and Substantiation for Public Input

Fire services are very concerned with the wide spread proliferation of Lithium-ion and other potentially high risk battery chemistries which are being deployed in private, commercial and utility scale applications. These concerns have driven recent changes to NFPA 1, Chapter 52, IFC section 609, and

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the development of a new draft NFPA standard on the installation of energy storage systems. IFC committee action testimony confirms that telecommunications battery installations of historically safe lead-acid and nickel-cadmium batteries are not problematic and do not warrant more stringent code treatment. For this reason, in the last update to NFPA 1, the previous code treatment for these technologies was retained, and new more stringent requirements applicable to other battery chemistries were included in a subsequent section.

Per NFPA 76, Appendix A, NFPA 76 is "intended to avoid requirements that could involve unnecessary complications for or interfere with the normal use, occupancy, and operations of telecommunications facilities and equipment....This standard provides a means by which the industry's accepted fire safety methods are applied to continue the historically good fire safety record of these facilities." Furthermore, specifically with respect to batteries, NFPA 76 states, "The presence of batteries directly supporting power and fuels for standby engines has been considered in the occupancy classification of these facilities. Telecommunications facilities are unique in their fire resistive/limited combustibility construction and the degree of control and high standards for content ignition and combustibility."

A new draft NFPA standard 855, Standard for the Installation of Stationary Energy Storage Systems, expands further on the requirements of NFPA 1 and is expected to be incorporated into NFPA 1 by reference, completely replacing current chapter 52. It has a broad scope and covers all occupancies but even in the latest draft formation, fails to adequately account for the unique telecommunications environment and exceptional safety record. For this reason, it is recommended that the battery installation content in NFPA 1 applicable to telecommunications environments be directly incorporated into NFPA 76 as this occupancy specific standard best reflects the fire risk characteristics of telecommunications installations.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 14:11:10 EST 2018

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Public Input No. 76-NFPA 76-2018 [ Section No. 6.11.6.1 [Excluding any Sub-Sections] ]

In telecommunications facilities containing greater than 232 m2 (2500 ft2) of signal-processing equipment areas, the main distribution frameareas shall be provided with a very early warning fire detection (VEWFD) system for detection or combination fire detection (CFD) for detectionand alarm processing in accordance with Chapter 8.

Statement of Problem and Substantiation for Public Input

See Public Input No. 75-NFPA 76-2018

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 14:35:56 EST 2018

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Public Input No. 22-NFPA 76-2018 [ Section No. 6.12.4.2 ]

6.12.4.2

Telecommunications facilities containing less than 232 m2 (2500 ft2) of signal-processing equipment area(s) shall not be required to comply with6.12.4.2 . 1

Statement of Problem and Substantiation for Public Input

Existing reference was circular and likely a typographical error.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 20:38:49 EST 2018

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Public Input No. 48-NFPA 76-2018 [ New Section after 8.2.3.9 ]

TITLE OF NEW CONTENT

Type your content here ...Where Hybrid fire exstinguishing systems are present, they shall be designed in accordance with NFPA 770.

Statement of Problem and Substantiation for Public Input

Hybrid fire extinguishing systems use less water and are a viable systems to be used in the protection of telecommunication facilities.

Submitter Information Verification

Submitter Full Name: Kevin Kelly

Organization: Victaulic

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 17:25:24 EST 2018

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Public Input No. 23-NFPA 76-2018 [ Section No. 8.3 [Excluding any Sub-Sections] ]

The telecommunications facility shall be separated from other occupancies within the building by fire-resistance-rated construction, which iscommensurate with the exposure but not less than 1 hour 2 hour .

Statement of Problem and Substantiation for Public Input

I could be wrong, but the current rating seems to conflict with Section 6.1.4.2 which specifies a 2 hour separation between telecommunications facility and the remainder of the building. Perhaps there is a subtle difference I am missing and the current wording is correct.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 20:42:50 EST 2018

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Public Input No. 77-NFPA 76-2018 [ Section No. 8.4.1.3 [Excluding any Sub-Sections] ]

Use of VEWFD systems or CFD systems with an alert (pre-alarm) condition shall provide for an initial response by authorized personnel prior tofire department notification.

Statement of Problem and Substantiation for Public Input

Continues options for fire detection systems and response to pre-alarm signals.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 14:40:20 EST 2018

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Public Input No. 78-NFPA 76-2018 [ Section No. 8.4.2.2.4 ]

8.4.2.2.4

Supervisory signals shall include, but not be limited to, the following:

(1) Alert signal (pre-alarm) from a VEWFD or CFD system

(2) Fire alarm initiating devices, where designated as such (e.g., duct smoke detectors)

(3) Sprinkler valve supervisory switches

(4) Fire pump off-normal conditions

(5) Other abnormal fire safety–related conditions

Statement of Problem and Substantiation for Public Input

Incorporates CFD into process.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 14:43:13 EST 2018

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Public Input No. 79-NFPA 76-2018 [ Section No. 8.4.2.2.7 ]

8.4.2.2.7

The alert pre-alarm signal from a VEWFD or CFD system shall be distinguishable from all other fire alarm, supervisory, and trouble signals.

Statement of Problem and Substantiation for Public Input

Incorporates CFD in process.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 14:45:00 EST 2018

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Public Input No. 80-NFPA 76-2018 [ Section No. 8.5.1.2 ]

8.5.1.2

The levels of protection shall be as follows:

(1) VEWFD (very early warning fire detection)

(2) CFD (cobination fire detecion)

(3) EWFD (early warning fire detection)

(4) SFD (standard fire detection)

Statement of Problem and Substantiation for Public Input

Incorporates CFD into levels of protection.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 14:47:00 EST 2018

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Public Input No. 81-NFPA 76-2018 [ Section No. 8.5.2 ]

8.5.2 Detection Systems.

VEWFD and , CFD and EWFD smoke detection systems shall use sensors or ports with spacing in accordance with 8.5.3.1 (VEWFD) and ,8.5.3.2 (CFD) and 8.5.3.3 ( EWFD).

Statement of Problem and Substantiation for Public Input

Incorporates CFD.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 14:49:55 EST 2018

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Public Input No. 9-NFPA 76-2017 [ Section No. 8.5.3.1.2.6 ]

8.5.3.1.2.6

Maximum transport time from the most remote port to the , excluding test ports installed in the pipe network solely for the purpose of validatingconsistency in performance, to the detection unit of an air-sampling system shall not exceed 60 seconds.

Statement of Problem and Substantiation for Public Input

The proposed change clarifies that transport time shall not include any test ports to avoid confusion during system acceptance. This change is consistent with changes in NFPA 72 Chapter 17 relating to aspiration.

Submitter Information Verification

Submitter Full Name: Scott Lang

Organization: Honeywell International

Street Address:

City:

State:

Zip:

Submittal Date: Mon Dec 18 15:31:34 EST 2017

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Public Input No. 82-NFPA 76-2018 [ New Section after 8.5.3.2 ]

8.5.3.2 CFD

8.5.3.2.1 Combination Fire Detection Systems

Where required by Chapter 6 and 7, the CFD systems shall be installed in accordance with the installation criteria of 8.5.3.3 for ceiling sensorinstallations, and 8.5.3.1.2 for VEWFD Sensor and Port installations to monitor return air from the space.

Statement of Problem and Substantiation for Public Input

Incorporates the CFD installation criteria.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 14:53:14 EST 2018

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Public Input No. 88-NFPA 76-2018 [ Section No. 8.5.3.2 ]

8.5.3. 2 3 EWFD.

8.5.3. 2 3 .1 Smoke Detection Systems.

8.5.3. 2 3 .1.1

Where required by Chapters 6 and 7, EWFD systems shall be in accordance with 8.5.3.2.1.2 through 8.5.3.2.1.5.

8.5.3. 2 3 .1.2 *

The area of coverage for a single sensor or port shall be limited to a maximum coverage area of 37.2 m2 (400 ft2).

8.5.3. 2 3 .1.3

The minimum alarm sensitivity setting at the sensor or port used for EWFD in telecommunications equipment areas shall be 5.0 percent permeter (1.5 percent per foot).

8.5.3. 2 3 .1.4

Maximum transport time from the most remote port to the detection unit of an air-sampling system shall be a maximum of 90 seconds.

8.5.3. 2 3 .1.5 *

Where air-sampling systems are installed, the systems shall be designed using manufacturer-provided listed criteria.

8.5.3. 2 3 .2 Flame Detection Systems.

8.5.3. 2 23 .2.1

Where required by Chapters 6 and 7, flame detection systems shall be installed in accordance with this subparagraph.

8.5.3. 2 3 .2.2 *

Flame detection systems shall be installed to provide line-of-sight detection for critical areas of the area.

Statement of Problem and Substantiation for Public Input

modifies numbering schedule

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 15:05:45 EST 2018

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Public Input No. 10-NFPA 76-2017 [ Section No. 8.5.3.2.1.4 ]

8.5.3.2.1.4

Maximum transport time from the most remote port to the , excluding test ports installed in the pipe network solely for the purpose of validatingconsistency in performance, to the detection unit of an air-sampling system shall be a maximum of 90 seconds.

Statement of Problem and Substantiation for Public Input

The proposed change clarifies that transport time shall not include any test ports to avoid confusion during system acceptance. This change is consistent with changes in NFPA 72 Chapter 17 relating to aspiration.

Submitter Information Verification

Submitter Full Name: Scott Lang

Organization: Honeywell International

Street Address:

City:

State:

Zip:

Submittal Date: Mon Dec 18 15:35:50 EST 2017

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Public Input No. 6-NFPA 76-2017 [ Section No. 8.5.3.4 ]

8.5.3.4 In- Electrical Cabinet Detection. (Reserved.)

8.5.3.4.1 General

8.5.3.4.1.1 Electrical cabinet detection may either be spot-type sensors or air sampling type.

*8.5.3.4.1.2 Where detection is used for the monitoring for fire in individual electrical cabinets, the following shall be met:

(1) Sensors or sampling ports shall be located in the main airflow at the exhaust vents, downstream of the airflow distribution path, orin accordance with manufacturer's published instructions.

(2) Multiple sensors or ports shall be provided when the cabinet has multiple outlet vents.

(3) If the cabinet is compartmentalized, each compartment shall have a sensor or port.

(4) Where cabinets are fitted with in-cabinet suppression systems, the detection system shall provide an alarm signal for eachcabinet or group of cabinets if the suppression system is to be released into several cabinets simultaneously.

Statement of Problem and Substantiation for Public Input

Section 8.5.3.4 on In-Cabinet Detection was added as a placeholder for future requirements during the last cycle. This proposal seeks to add basic requirements for installation of detection inside electrical cabinets.

Submitter Information Verification

Submitter Full Name: Vince Baclawski

Organization: Nema

Street Address:

City:

State:

Zip:

Submittal Date: Wed Dec 13 10:36:51 EST 2017

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Public Input No. 90-NFPA 76-2018 [ Section No. 8.5.3.4 ]

8.5.3.4 In-Cabinet Detection. (Reserved.)

8.5.3.4.1 Detection may be either a smoke or heat sensor with capability of sending an alarm signal per 8.4.

Statement of Problem and Substantiation for Public Input

Directs types of permitted detection sensors and signal processing.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 15:08:02 EST 2018

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Public Input No. 91-NFPA 76-2018 [ Section No. 8.6.2.6 ]

8.6.2.6 In-Cabinet Suppression. (Reserved.)

An Automatic fire suppression agent shall flood the cabinet space for fire extinguishment and send an agent release signal as analarm per 8.4.

Statement of Problem and Substantiation for Public Input

provides new requirements and direction.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 15:11:04 EST 2018

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Public Input No. 93-NFPA 76-2018 [ Section No. 9.1.1 ]

9.1.1 * Removal or Storage of Combustibles.

Combustibles shall be removed from telecommunications equipment areas or shall be stored appropriately in protected storage rooms,noncombustible enclosed storage cabinets or bins, approved noncombustible covered refuse containers, or listed self-extinguishing-type trashreceptacles.

Statement of Problem and Substantiation for Public Input

Opens new opportunities to the appropriate use of containers based upon risk, fire history and personnel fire awareness. Removes the requirement for closed containers and allows for the AHJ to approve appropriate containers.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 15:21:08 EST 2018

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Public Input No. 47-NFPA 76-2018 [ New Section after 9.1.5 ]

TITLE OF NEW CONTENT

Type your content here ...

Use of vaporizing E-cigarettes shall not be permitted in the telecommunications equipment and building support areas and all additional areasidentified by local management as a risk to the network operation.

Statement of Problem and Substantiation for Public Input

Use of E-cigarettes could trigger false alarms, confuse management, and contaminate electronic equipment. There use should be limited to controlled areas as are cigarettes.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 14:09:28 EST 2018

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Public Input No. 24-NFPA 76-2018 [ Section No. 9.4.6.2 ]

9.4.6.2

Contractors shall disseminate this information to all of their employees and their contractors working at the facility prior to commencement ofwork.

Statement of Problem and Substantiation for Public Input

The current wording is too broad and requires the dissemination of information to all employees and contractors regardless of work location.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 20:50:16 EST 2018

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Public Input No. 25-NFPA 76-2018 [ Section No. 9.5 ]

9.5 Employee Awareness.

All employees of the facility shall be provided information regarding fire prevention policies, procedures, and fire safety hazards.

Statement of Problem and Substantiation for Public Input

The current wording is too broad. The proposed wording is consistent with section 10.1.1.2 of NFPA 76.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 20:53:50 EST 2018

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Public Input No. 26-NFPA 76-2018 [ Section No. 11.1 ]

11.1 Scope.

This chapter shall apply to small structures structures with a gross floor area of less than 1,500 ft 2 that are normally unoccupied and thathouse telecommunications equipment, including on-grade, walk-in cabinets; on-grade huts; cell huts; and controlled environmental vaults(CEVs).

Statement of Problem and Substantiation for Public Input

The word "small" is very vague. The limit of 1500 ft2 for a small telecommunications facility is consistent with NFPA 1 requirements for no-detection as well as IBC treatment of these facilities.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 20:56:38 EST 2018

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Public Input No. 19-NFPA 76-2018 [ New Section after 11.2.3 ]

TITLE OF NEW CONTENT

Type your content here ...

Normally unoccupied, stand-alone telecommunications structures with a gross floor area of less than 1500 ft2 (140 m2) shall not be required tohave a fire detection system.

Statement of Problem and Substantiation for Public Input

Wording is presented consistent with current edition of NFPA 1. Small normally unoccupied telecommunications facilities are not required to have fire detection.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 14:46:06 EST 2018

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Public Input No. 70-NFPA 76-2018 [ Chapter A [Title Only] ]

Explanatory Material

Additional Proposed Changes

File Name Description Approved

Stationary_Storage_Battery_Systems_Chapter_12_JAB.docx New Chapter 12

Statement of Problem and Substantiation for Public Input

This new Chapter covers in detail Battery and Energy Storage systems specifically related to the Telecommunications Industry. This is a modified chapter reflecting many of the current requirements found in NFPA 1 Chapter 52. Recently developments in NFPA with the writing of NFPA 855 does not address clearly for use by the industry or AHJ an understanding of power systems i.e. energy storage systems for the telecommunications industry. This technology has been a mainstay of the industry for over 100 years with a very safe record of use and support of the signal processing aspects of the industry. This new Chapter provides an easy and clean go to section for those interested in power supplies used in the industry and provides for new technologies as they evolve.

Submitter Information Verification

Submitter Full Name: Jeffrey Betz

Organization: AT&T Corporation

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 13:06:01 EST 2018

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Public Input No. 27-NFPA 76-2018 [ Section No. A.1.1.2 ]

A.1.1.2

Outdoor structures that include abovegrade huts and cabinets and belowgrade vaults are not intended to be covered by sections 1, 4, 9 and 10of this standard. Such facilities are addressed in section 11.

Statement of Problem and Substantiation for Public Input

The current wording conflicts with Chapter 11 and section 1.5.4.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 21:05:00 EST 2018

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Public Input No. 28-NFPA 76-2018 [ Section No. A.3.3.17 ]

A.3.3.17 Voice over Internet Protocol (VoIP).

VoIP communications does do not use a defined connection for the duration of the call. It is most probable that segments of the call will berouted over a variety of connections and through a variety of telecommunications facilities. The transmission of voice telecommunications usingVoIP can result in a variety of telecommunications facilities (i.e., the internet cloud) being used for the completion of one call.

Statement of Problem and Substantiation for Public Input

Communications takes a plural verb in this use.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Tue Jan 02 21:12:23 EST 2018

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Public Input No. 89-NFPA 76-2018 [ Section No. A.5.1.3 ]

A.5.1.3

A third-party reviewer is a person(s) selected to review proposed performance-based designs. The SFPE Guidelines for Peer Review in the FireProtection Design Process (2009) provides gudiance on the peer revieew process for fire protection designs.

Statement of Problem and Substantiation for Public Input

The SFPE guidelines address issues such as when to use a peer reviewer, the choice of reviewer, the scope of the review, the agreements needed, the documentation of the peer review that is required in section 5.1.3.

Submitter Information Verification

Submitter Full Name: Chris Jelenewicz

Organization: SFPE

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 15:07:06 EST 2018

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Public Input No. 31-NFPA 76-2018 [ Section No. A.6.10.5 ]

A.6.10.5

Batteries meeting the fire resistance recommendations might not be available at the time this document is published.

Statement of Problem and Substantiation for Public Input

Batteries meeting the fire resistance guidelines are now available. In addition, the annex material provided does not pertain to 6.10.5 Fire Detection.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 12:35:06 EST 2018

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Public Input No. 32-NFPA 76-2018 [ Section No. A.6.11.1 ]

A.6.11.1

Main distribution frame (MDF) areas should be arranged to provide protection against fires in adjacent areas, to protect against fire spread toadjacent telecommunications equipment, to provide protection from smoke and related nonthermal damage, and to enhance the survivability ofthe main distribution frame equipment and adjacent signal-processing equipment. The restoration time for an urban MDF that has incurredsignificant fire or water damage can be measured in weeks or months , with widespread telecommunications network failure extending forhundreds of miles in all directions a resultant loss of telecommunications service for tens of thousands of subscribers until the MDF is restoredor replaced and/or huge numbers of trunk and other circuits are rerouted .

Statement of Problem and Substantiation for Public Input

The current wording may be a bit extreme. The 1975 NY Telephone second avenue MDF fire took a bit over three weeks to restore. With fiber trunk lines, it is unlikely to have an extended outage spreading hundreds of miles as a result of MDF damage. The proposed wording is more realistic.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 12:38:08 EST 2018

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Public Input No. 33-NFPA 76-2018 [ Section No. A.8.2.3.7 ]

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A.8.2.3.7

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The design and installation of fire detection and suppression systems for areas in which aisle containment systems are installed should meet theperformance or prescriptive requirements of Chapters 5, 6, or 7 that have been applied to the areas.

The following outline provides smoke detector sensitivity and spacing guidance for protection of signal-processing equipment in high airflowareas:

General

For smoke detection systems to detect products of combustion, the products must travel from the source to a sensor or port and arrive there insufficient density to be detectable.

Products of combustion follow forced air streams early in the development of a fire or overheat condition where the influence of mechanicalsystems is greater than the buoyant forces of the fire or overheat condition. Detection system sensors or ports installed in the paths of cooling airexhaust from the cooled equipment can be expected to respond to a small fire in the equipment sooner than sensors or ports located outside ofthe ventilation air envelope. To be effective, the detection equipment installed within the ventilation air envelope should be suitable for thetemperatures, air velocities, and other conditions present. If suitable detection equipment cannot be installed within the exhaust ventilation airenvelope, a fire in the cooled equipment should be expected to grow to a size at which its energy is sufficient to overcome the mechanical forcesof the HVAC containment system.

In the presence of aisle containment systems used to enhance the effectiveness of cooling signal-processing equipment, sensors or portslocated in hot aisles or in the above ceiling plenum might be effective.

Regardless, sensors or ports located on the ceiling in signal-processing equipment areas are a basic requirement and contribute to effectivedetection over a broad range of signal-processing equipment area configurations.

Listed signal-processing equipment has inherent fire-resistant characteristics. Failing or overheated components or connections can lead tosmoldering events that produce smoke but tend to remain small due to the very low electrical voltages present at the board level in the signal-processing equipment . Exceptions can occur where a source of energy external to the signal-processing equipment drives increasinginvolvement of the materials present. In such exceptional cases, flaming fires can result.

Automatic fire and smoke detection systems installed to detect smoldering events and/or flaming fires in signal-processing equipment areas aremore effective in detecting flaming fires than smoldering events due to the respective release rates of combustion products and the effects offorced air flow on the products of combustion. The greater the air flow, which dilutes and channels detectable products of combustion, the lesseffective will be the performance of the detection system. Damage or losses that could result from smoldering events or flaming fires in signal-processing equipment prior to detection are likely to be greater in the presence of greater forced air flow due to the likely decrease in detectionsystem performance.

Smoke Detection Systems for Very Early Warning

Where a smoke detection system is installed for the primary purpose of summoning responsible people to the presence of a small signal-processing equipment fire or electrical event that produces smoke, the system should be arranged with high sensitivity and close spacing toachieve response to low-density products of combustion suspended in air with reasonable stability and tolerance of the environment.

Smoke Detection Systems to Initiate Operation of HVAC Dampers or to Close Openings in Fire Rated Walls

Where a smoke detection system is installed for the primary purpose of initiating operation of dampers, shutters, doors, or other closures in theevent of a fire in a signal-processing equipment area, the system should be arranged with medium sensitivity and spacing less than listedspacing to assure the integrity of fire-resistive barriers.

Smoke Detection Systems to Initiate Release of a Fire Suppression Agent

Where a smoke detection system is installed for the primary purpose of initiating the release of a fire suppression agent into a signal-processingequipment area, the system should be arranged with low sensitivity, spacing less than listed spacing, and should include a form of logicalconfirmation of the presence of products of combustion to assure that a single indication does not release the agent.

Sensitivity and Spacing Ranges

The following is guidance for sensitivity and spacing ranges for different locations in high airflow areas:

(1) Smoke sensor and port spacing on ceilings in the presence of high air movement should follow the requirements of 17.7.6.3 of NFPA 72.

(2) Where air changes per hour (ACH) in the room served by the ventilation system exceeds 60, and where the supply air is delivered to theroom through a raised floor, smoke sensors or ports under the floor might not be effective in detecting a fire originating under the floor. Theymight, however, be effective in detecting a fire originating in an air-handling unit supplying air to the underfloor space.

(3) In applying the sensor or port spacing, it is recommended that sensors and ports be located at strategic points where smoke is likely topass; for example, in hot air return streams and at return air registers.

(4) For sensors and ports installed in the exhaust/return air stream in hot aisles or above ceiling plenums, the spacing and sensitivities listed inTable A.8.2.3.7 should be used. The guidance in Table A.8.2.3.7 comes partly from a study sponsored by the Fire Protection ResearchFoundation. That guidance is conservative because it is based on testing using airflow without recirculation into the volume being studied.

Table A.8.2.3.7 Recommended Sensitivity and Spacing of Smoke Sensors or Ports in Exhaust/Return Air Streams in TelecommunicationsFacilities with High Air Flow Where Aisle Containment Is Present

Intended FunctionLow ACH — Up to 30 High ACH — Greater Than 30

Sensitivity Spacing Sensitivity Spacing

Very early warning ≤0.2%/ft 200 ft2 ≤0.1%/ft 100 ft2

Operating dampers, doors, and shutters ≤1.5%/ft 400 ft2 ≤0.75%/ft 200 ft2

Suppression agent release >2.5%≤4%/ft 400 ft2 >1.5%≤3%/ft 200 ft2

Notes:

(1) See Fire Protection Research Foundation reports “Validation of Modeling Tools for Detection Design in High Air Flow Environments,” and“Validation of Modeling Tools for Detection Design in High Air Flow Environments — Phase II,” and FM Global report "Experimental Data forModel Validation of Smoke Transport in Data Centers.”

(2) It is essential that the user understand the material in A.8.2.3.7 prior to the application of the recommended sensitivity and spacing in thistable.

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Where aisle containment systems are installed in an area after the fire detection or suppression systems have been designed and installed in thearea, the design and installation of the fire detection and suppression systems should be reviewed for the following:

(1) If system changes are necessary to maintain the level of protection as required in 1.4.1.1.

(2) If changes to the fire detection or suppression systems are necessary to maintain the previously existing level of protection.

Where sensors or ports are installed to monitor return air in accordance with 8.5.3.1.2.3, a review should be conducted to determine that acontainment system does not degrade the performance level of the detection system.

Statement of Problem and Substantiation for Public Input

Short-circuit tests of actual telecom equipment have demonstrated that even low voltage devices can rapidly flame. Often the low voltage is complimented by very high current sources which can lead to ignition. The smoldering nature of telecom fires is more a function of the materials than the voltage. The proposed wording is more accurate.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 12:56:08 EST 2018

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Public Input No. 34-NFPA 76-2018 [ Section No. A.8.2.3.7 ]

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A.8.2.3.7

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The design and installation of fire detection and suppression systems for areas in which aisle containment systems are installed should meet theperformance or prescriptive requirements of Chapters 5, 6, or 7 that have been applied to the areas.

The following outline provides smoke detector sensitivity and spacing guidance for protection of signal-processing equipment in high airflowareas:

General

For smoke detection systems to detect products of combustion, the products must travel from the source to a sensor or port and arrive there insufficient density to be detectable.

Products of combustion follow forced air streams early in the development of a fire or overheat condition where the influence of mechanicalsystems is greater than the buoyant forces of the fire or overheat condition. Detection system sensors or ports installed in the paths of cooling airexhaust from the cooled equipment can be expected to respond to a small fire in the equipment sooner than sensors or ports located outside ofthe ventilation air envelope. To be effective, the detection equipment installed within the ventilation air envelope should be suitable for thetemperatures, air velocities, and other conditions present. If suitable detection equipment cannot be installed within the exhaust ventilation airenvelope, a fire in the cooled equipment should be expected to grow to a size at which its energy is sufficient to overcome the mechanical forcesof the HVAC containment system.

In the presence of aisle containment systems used to enhance the effectiveness of cooling signal-processing equipment, sensors or portslocated in hot aisles or in the above ceiling plenum might be effective.

Regardless, sensors or ports located on the ceiling in signal-processing equipment areas are a basic requirement and contribute to effectivedetection over a broad range of signal-processing equipment area configurations.

Listed signal-processing equipment has inherent fire-resistant characteristics. Failing or overheated components or connections can lead tosmoldering events that produce smoke but tend to remain small due to the very low electrical voltages present at the board level in the signal-processing equipment. Exceptions can occur where a source of energy external to the signal-processing equipment drives increasinginvolvement of the materials present. In such exceptional cases, flaming fires can result.

Automatic fire and smoke detection systems installed to detect smoldering events and/or flaming fires in signal-processing equipment areas aremore effective in detecting flaming fires than smoldering events due to the respective release rates of combustion products and the effects offorced air flow on the products of combustion. The greater the air flow, which dilutes and channels detectable products of combustion, the lesseffective will be the performance of the detection system. Damage or losses that could result from smoldering events or flaming fires in signal-processing equipment prior to detection are likely to be greater in the presence of greater forced air flow due to the likely decrease in detectionsystem performance.

Smoke Detection Systems for Very Early Warning

Where a smoke detection system is installed for the primary purpose of summoning responsible people to the presence of a small signal-processing equipment fire or electrical event that produces smoke, the system should be arranged with high sensitivity and close spacing toachieve response to low-density products of combustion suspended in air with reasonable stability and tolerance of the environment.

Smoke Detection Systems to Initiate Operation of HVAC Dampers or to Close Openings in Fire Rated Walls

Where a smoke detection system is installed for the primary purpose of initiating operation of dampers, shutters, doors, or other closures in theevent of a fire in a signal-processing equipment area, the system should be arranged with medium sensitivity and spacing less than listedspacing to assure the integrity of fire-resistive barriers.

Smoke Detection Systems to Initiate Release of a Fire Suppression Agent

Where a smoke detection system is installed for the primary purpose of initiating the release of a fire suppression agent into a signal-processingequipment area, the system should be arranged with low sensitivity, spacing less than listed spacing, and should include a form of logicalconfirmation of the presence of products of combustion to assure that a single indication does not release the agent.

Sensitivity and Spacing Ranges

The following is guidance for sensitivity and spacing ranges for different locations in high airflow areas:

(1) Smoke sensor and port spacing on ceilings in the presence of high air movement should follow the requirements of 17.7.6.3 of NFPA 72.

(2) Where air changes per hour (ACH) in the room served by the ventilation system exceeds 60, and where the supply air is delivered to theroom through a raised floor, smoke sensors or ports under the floor might not be effective in detecting a fire originating under the floor. Theymight, however, be effective in detecting a fire originating in an air-handling unit supplying air to the underfloor space.

(3) In applying the sensor or port spacing, it is recommended that sensors and ports be located at strategic points where smoke is likely topass; for example, in hot air return streams and at return air registers.

(4) For sensors and ports installed in the exhaust/return air stream in hot aisles or above ceiling plenums, the spacing and sensitivities listed inTable A.8.2.3.7 should be used. The guidance in Table A.8.2.3.7 comes partly from a study sponsored by the Fire Protection ResearchFoundation. That guidance is conservative because it is based on testing using airflow without recirculation into the volume being studied.

Table A.8.2.3.7 Recommended Sensitivity and Spacing of Smoke Sensors or Ports in Exhaust/Return Air Streams in TelecommunicationsFacilities with High Air Flow Where Aisle Containment Is Present

Intended FunctionLow ACH — Up to 30 High ACH — Greater Than 30

Sensitivity Spacing Sensitivity Spacing

Very early warning ≤0.2%/ft 200 ft2 ≤0.1%/ft 100 ft2

Operating dampers, doors, and shutters ≤1.5%/ft 400 ft2 ≤0.75%/ft 200 ft2

Suppression agent release >2.5%≤4%/ft 400 ft2 >1.5%≤3%/ft 200 ft2

Notes:

(1) See Fire Protection Research Foundation reports “Validation of Modeling Tools for Detection Design in High Air Flow Environments,” and“Validation of Modeling Tools for Detection Design in High Air Flow Environments — Phase II,” and FM Global report "Experimental Data forModel Validation of Smoke Transport in Data Centers.”

(2) It is essential that the user understand the material in A.8.2.3.7 prior to the application of the recommended sensitivity and spacing in thistable.

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Where aisle containment systems are installed in an area after the fire detection or suppression systems have been designed and installed in thearea, the design and installation of the fire detection and suppression systems should be reviewed for the following:

(1) If system changes are necessary to maintain the level of protection as required in 1.4.1.1.

(2) If changes to the fire detection or suppression systems are necessary to maintain the previously existing level of protection.

Where sensors or ports are installed to monitor return air in accordance with 8.5.3.1.2.3, a review should be conducted to determine that acontainment system does not degrade the performance level of the detection system.

Statement of Problem and Substantiation for Public Input

The deleted text reads like conjecture. I suggest delete or add a supporting reference.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 13:03:44 EST 2018

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Public Input No. 7-NFPA 76-2017 [ Section No. A.8.2.3.7 ]

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A.8.2.3.7

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The design and installation of fire detection and suppression systems for areas in which aisle containment systems are installed should meet theperformance or prescriptive requirements of Chapters 5, 6, or 7 that have been applied to the areas.

The following outline provides smoke detector sensitivity and spacing guidance for protection of signal-processing equipment in high airflowareas:

General

For smoke detection systems to detect products of combustion, the products must travel from the source to a sensor or port and arrive there insufficient density to be detectable.

Products of combustion follow forced air streams early in the development of a fire or overheat condition where the influence of mechanicalsystems is greater than the buoyant forces of the fire or overheat condition. Detection system sensors or ports installed in the paths of cooling airexhaust from the cooled equipment can be expected to respond to a small fire in the equipment sooner than sensors or ports located outside ofthe ventilation air envelope. To be effective, the detection equipment installed within the ventilation air envelope should be suitable to meet therequired sensitivity objectives and for the temperatures, air velocities, and other conditions present. If suitable detection equipment cannot beinstalled within the exhaust ventilation air envelope, a fire in the cooled equipment should be expected to grow to a size at which its energy issufficient to overcome the mechanical forces of the HVAC containment system.

In the presence of aisle containment systems used to enhance the effectiveness of cooling signal-processing equipment, sensors or portslocated in hot aisles or in the above ceiling plenum might be effective.

Regardless, sensors or ports located on the ceiling in signal-processing equipment areas are a basic requirement and contribute to effectivedetection over a broad range of signal-processing equipment area configurations.

Listed signal-processing equipment has inherent fire-resistant characteristics. Failing or overheated components or connections can lead tosmoldering events that produce smoke but tend to remain small due to the very low electrical voltages present at the board level in the signal-processing equipment. Exceptions can occur where a source of energy external to the signal-processing equipment drives increasinginvolvement of the materials present. In such exceptional cases, flaming fires can result.

Automatic fire and smoke detection systems installed to detect smoldering events and/or flaming fires in signal-processing equipment areas aremore effective in detecting flaming fires than smoldering events due to the respective release rates of combustion products and the effects offorced air flow on the products of combustion. The greater the air flow, which dilutes and channels detectable products of combustion, the lesseffective will be the performance of the detection system. Damage or losses that could result from smoldering events or flaming fires in signal-processing equipment prior to detection are likely to be greater in the presence of greater forced air flow due to the likely decrease in detectionsystem performance.

Smoke Detection Systems for Very Early Warning Detection

Where a smoke detection system is installed for the primary purpose of summoning responsible people to the presence of a small signal-processing equipment fire or electrical event that produces smoke, the system should be arranged with high sensitivity and close spacing toachieve response to low-density products of combustion suspended in air with reasonable stability and tolerance of the environment. Thesensitivity levels for Early Detection in Table A.8.2.3.7 are very high and should be considered to be above ambient. The listed sensitivity levelshould be added to the recorded average peak level in the ambient environment.

Smoke Detection Systems to Initiate Operation of HVAC Dampers or to Close Openings in Fire Rated Walls

Where a smoke detection system is installed for the primary purpose of initiating operation of dampers, shutters, doors, or other closures in theevent of a fire in a signal-processing equipment area, the system should be arranged with medium sensitivity and spacing less than listedspacing to assure the integrity of fire-resistive barriers.

Smoke Detection Systems to Initiate Release of a Fire Suppression Agent

Where a smoke detection system is installed for the primary purpose of initiating the release of a fire suppression agent into a signal-processingequipment area, the system should be arranged with low sensitivity, spacing less than listed spacing, and should include a form of logicalconfirmation of the presence of products of combustion to assure that a single indication does not release the agent.

Sensitivity and Spacing Ranges

The following is guidance for sensitivity and spacing ranges for different locations in high airflow areas:

(1) Smoke sensor and port spacing on ceilings in the presence of high air movement should follow the requirements of 17.7.6.3 of NFPA 72 .

(2) Where air changes per hour (ACH) in the room served by the ventilation system exceeds 60, and where the supply air is delivered to theroom through a raised floor, smoke sensors or ports under the floor might not be effective in detecting a fire originating under the floor. Theymight, however, be effective in detecting a fire originating in an air-handling unit supplying air to the underfloor space.

(3) In applying the sensor or port spacing, it is recommended that sensors and ports be located at strategic points where smoke is likely topass; for example, in hot air return streams and at return air registers.

(4) For sensors and ports installed in the exhaust/return air stream in hot aisles or above ceiling plenums, the spacing and sensitivities listed inTable A.8.2.3.7 should be used. In cases where detectors or ports are installed in locations without a solid ceiling, denser spacing thanTable A.8.2.3.7 may be required. The guidance in Table A.8.2.3.7 comes partly from a study sponsored by the Fire Protection ResearchFoundation. That guidance is conservative because it is based on testing using airflow without recirculation into the volume being studied.

Table A.8.2.3.7 Recommended Sensitivity and Spacing of Smoke Sensors or Ports in Exhaust/Return Air Streams in TelecommunicationsFacilities with High Air Flow Where Aisle Containment Is Present

Intended FunctionLow ACH — Up to 30 High ACH — Greater Than 30

Sensitivity Spacing Sensitivity Spacing

Very early warning Early Detection ≤0.2%/ft 200 ft2 ≤0.1%/ft 100 ft2

Operating dampers, doors, and shutters ≤1.5%/ft 400 ft2 ≤0.75%/ft 200 ft2

Suppression agent release >2.5%≤4%/ft 400 ft2 >1.5%≤3%/ft 200 ft2

Notes:

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(1) See Fire Protection Research Foundation reports “Validation of Modeling Tools for Detection Design in High Air Flow Environments,” and“Validation of Modeling Tools for Detection Design in High Air Flow Environments — Phase II,” and FM Global report "Experimental Data forModel Validation of Smoke Transport in Data Centers.”

(2) It is essential that the user understand the material in A.8.2.3.7 prior to the application of the recommended sensitivity and spacing in thistable.

(3) The sensitivity levels for early detection should be considered alert levels.

Where aisle containment systems are installed in an area after the fire detection or suppression systems have been designed and installed in thearea, the design and installation of the fire detection and suppression systems should be reviewed for the following:

(1) If system changes are necessary to maintain the level of protection as required in 1.4.1.1.

(2) If changes to the fire detection or suppression systems are necessary to maintain the previously existing level of protection.

Where sensors or ports are installed to monitor return air in accordance with 8.5.3.1.2.3, a review should be conducted to determine that acontainment system does not degrade the performance level of the detection system.

Statement of Problem and Substantiation for Public Input

Multiple changes are being proposed throughout A.8.2.3.7 in order to clarify the guidance.1. Adding a clause to state that detection equipment be capable of meeting the needed sensitivity.2. Renaming the areas that use “Very Early Warning” to “Early Detection” to avoid confusion with the use of EWFD and VEWFD elsewhere in the standard.3. Adding language that recommends that the high sensitivity levels recommended in the table be added to any ambient levels to avoid false alarms.4. Deleting clause that mentions clause 17.7.6.3 since the requirements of Chapter 8 for EWFD and VEWFD supersede NFPA 72 requirements for high airflow.5. Added a clause about increasing detector or port sensitivity when a solid ceiling is not present since a traditional ceiling jet may not be able to form. This is the case with some aisle containment systems.6. Added a note to the table that clarifies that the sensitivity levels for early detection are to be considered alert levels and not alarm levels.

Submitter Information Verification

Submitter Full Name: Vince Baclawski

Organization: Nema

Street Address:

City:

State:

Zip:

Submittal Date: Wed Dec 13 10:56:55 EST 2017

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Public Input No. 96-NFPA 76-2018 [ Section No. A.8.2.3.7 ]

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A.8.2.3.7

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If an existing telecommunicaition facility has aisle containment systems added after construction of the room, the principles of section 8 shouldbe followed and the fire protection systems should be motified accordingly.

The design and installation of fire detection and suppression systems for areas in which aisle containment systems are installed should meet theperformance or prescriptive requirements of Chapters 5, 6, or 7 that have been applied to the areas.

The following outline provides smoke detector sensitivity and spacing guidance for protection of signal-processing equipment in high airflowareas:

General

For smoke detection systems to detect products of combustion, the products must travel from the source to a sensor or port and arrive there insufficient density to be detectable.

Products of combustion follow forced air streams early in the development of a fire or overheat condition where the influence of mechanicalsystems is greater than the buoyant forces of the fire or overheat condition. Detection system sensors or ports installed in the paths of cooling airexhaust from the cooled equipment can be expected to respond to a small fire in the equipment sooner than sensors or ports located outside ofthe ventilation air envelope. To be effective, the detection equipment installed within the ventilation air envelope should be suitable for thetemperatures, air velocities, and other conditions present. If suitable detection equipment cannot be installed within the exhaust ventilation airenvelope, a fire in the cooled equipment should be expected to grow to a size at which its energy is sufficient to overcome the mechanical forcesof the HVAC containment system.

In the presence of aisle containment systems used to enhance the effectiveness of cooling signal-processing equipment, sensors or portslocated in hot aisles or in the above ceiling plenum might be effective.

Regardless, sensors or ports located on the ceiling in signal-processing equipment areas are a basic requirement and contribute to effectivedetection over a broad range of signal-processing equipment area configurations.

Listed signal-processing equipment has inherent fire-resistant characteristics. Failing or overheated components or connections can lead tosmoldering events that produce smoke but tend to remain small due to the very low electrical voltages present at the board level in the signal-processing equipment. Exceptions can occur where a source of energy external to the signal-processing equipment drives increasinginvolvement of the materials present. In such exceptional cases, flaming fires can result.

Automatic fire and smoke detection systems installed to detect smoldering events and/or flaming fires in signal-processing equipment areas aremore effective in detecting flaming fires than smoldering events due to the respective release rates of combustion products and the effects offorced air flow on the products of combustion. The greater the air flow, which dilutes and channels detectable products of combustion, the lesseffective will be the performance of the detection system. Damage or losses that could result from smoldering events or flaming fires in signal-processing equipment prior to detection are likely to be greater in the presence of greater forced air flow due to the likely decrease in detectionsystem performance.

Smoke Detection Systems for Very Early Warning

Where a smoke detection system is installed for the primary purpose of summoning responsible people to the presence of a small signal-processing equipment fire or electrical event that produces smoke, the system should be arranged with high sensitivity and close spacing toachieve response to low-density products of combustion suspended in air with reasonable stability and tolerance of the environment.

Smoke Detection Systems to Initiate Operation of HVAC Dampers or to Close Openings in Fire Rated Walls

Where a smoke detection system is installed for the primary purpose of initiating operation of dampers, shutters, doors, or other closures in theevent of a fire in a signal-processing equipment area, the system should be arranged with medium sensitivity and spacing less than listedspacing to assure the integrity of fire-resistive barriers.

Smoke Detection Systems to Initiate Release of a Fire Suppression Agent

Where a smoke detection system is installed for the primary purpose of initiating the release of a fire suppression agent into a signal-processingequipment area, the system should be arranged with low sensitivity, spacing less than listed spacing, and should include a form of logicalconfirmation of the presence of products of combustion to assure that a single indication does not release the agent.

Sensitivity and Spacing Ranges

The following is guidance for sensitivity and spacing ranges for different locations in high airflow areas:

(1) Smoke sensor and port spacing on ceilings in the presence of high air movement should follow the requirements of 17.7.6.3 of NFPA 72.

(2) Where air changes per hour (ACH) in the room served by the ventilation system exceeds 60, and where the supply air is delivered to theroom through a raised floor, smoke sensors or ports under the floor might not be effective in detecting a fire originating under the floor. Theymight, however, be effective in detecting a fire originating in an air-handling unit supplying air to the underfloor space.

(3) In applying the sensor or port spacing, it is recommended that sensors and ports be located at strategic points where smoke is likely topass; for example, in hot air return streams and at return air registers.

(4) For sensors and ports installed in the exhaust/return air stream in hot aisles or above ceiling plenums, the spacing and sensitivities listed inTable A.8.2.3.7 should be used. The guidance in Table A.8.2.3.7 comes partly from a study sponsored by the Fire Protection ResearchFoundation. That guidance is conservative because it is based on testing using airflow without recirculation into the volume being studied.

Table A.8.2.3.7 Recommended Sensitivity and Spacing of Smoke Sensors or Ports in Exhaust/Return Air Streams in TelecommunicationsFacilities with High Air Flow Where Aisle Containment Is Present

Intended FunctionLow ACH — Up to 30 High ACH — Greater Than 30

Sensitivity Spacing Sensitivity Spacing

Very early warning ≤0.2%/ft 200 ft 2 ≤0.1%/ft 100 ft 2

Operating dampers, doors, and shutters ≤1.5%/ft 400 ft 2 ≤0.75%/ft 200 ft 2

Suppression agent release >2.5%≤4%/ft 400 ft 2 >1.5%≤3%/ft 200 ft 2

Notes:

(1) See Fire Protection Research Foundation reports “Validation of Modeling Tools for Detection Design in High Air Flow Environments,” and“Validation of Modeling Tools for Detection Design in High Air Flow Environments — Phase II,” and FM Global report "Experimental Data forModel Validation of Smoke Transport in Data Centers.”

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(2) It is essential that the user understand the material in A.8.2.3.7 prior to the application of the recommended sensitivity and spacing in thistable.

Where aisle containment systems are installed in an area after the fire detection or suppression systems have been designed and installed in thearea, the design and installation of the fire detection and suppression systems should be reviewed for the following:

(1) If system changes are necessary to maintain the level of protection as required in 1.4.1.1.

(2) If changes to the fire detection or suppression systems are necessary to maintain the previously existing level of protection.

Where sensors or ports are installed to monitor return air in accordance with 8.5.3.1.2.3, a review should be conducted to determine that acontainment system does not degrade the performance level of the detection system.

Statement of Problem and Substantiation for Public Input

My company sees aisle containment systems being added in existing, operating telecommunication facilities on a regular basis without any regard to the function of the fire detection and suppression systems installed. I think adding annex material to 8.2.3.7 using "should" is what simply should be done for proper fire protection.

Related Public Inputs for This Document

Related Input Relationship

Public Input No. 97-NFPA 76-2018 [Section No. 4.2.2.1]

Submitter Information Verification

Submitter Full Name: Paul Nelson

Organization: Orr Protection Systems, Inc.

Affilliation: FSSA

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 16:59:39 EST 2018

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Public Input No. 8-NFPA 76-2017 [ New Section after A.8.5.3.2.2.2 ]

TITLE OF NEW CONTENT

Type your content here ...

A.8.5.3.4.1.1

Sampling holes or spot-type sensors should be located where smoke is more likely to migrate. For example, in an unventilated (i.e. sealed)cabinet, detection should be within the top 10%, whereas in a ventilated cabinet, detection should be provided where the ventilated exits thecabinet. In a naturally vented cabinet this will be the upper ventilation vent.

VEWFD or EWFD systems should be used when the ventilation rates are such that dilution of the smoke is likely to render normal sensitivitydetectors ineffective.

Statement of Problem and Substantiation for Public Input

Section 8.5.3.4 on In-Cabinet Detection was added as a placeholder for future requirements during the last cycle. This proposal seeks to add basic requirements for installation of detection inside electrical cabinets.

Submitter Information Verification

Submitter Full Name: Vince Baclawski

Organization: Nema

Street Address:

City:

State:

Zip:

Submittal Date: Wed Dec 13 11:16:43 EST 2017

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Public Input No. 35-NFPA 76-2018 [ Section No. A.8.6.2.2.1 ]

A.8.6.2.2.1

Wet pipe, dry pipe, and pre-action systems are acceptable for use in the protection of technical support, administrative and buildings services,and support areas of telecommunications facilities, but they are not recommended for the power area, main distributing frame (MDF) areas,signal processing area, and standby engine areas. The introduction of water piping in telecommunications power areas, MDF areas, or signal-processing areas should be carefully considered. Water is a risk to telecommunications signal-processing equipment and, by extension, to publicsafety.

The use of pre-action, double-interlocked sprinklers will minimize the risk of inadvertent water discharge.

See Figure A.8.6.2.2.1 for a typical example of the risk exposure.

Figure A.8.6.2.2.1 Battery Ground Fault Path Through Spilled or Sprinklered Water or Mist.

Spilled water, sprinklered water, or water mist from a suppression system can provide voltage sources with a fault path to ground leading toequipment damage or a personnel hazard.

Statement of Problem and Substantiation for Public Input

I don't find the figure helpful in understanding the risk exposure. I think a worded explanation is a better means to communicate in this instance.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 13:06:09 EST 2018

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Public Input No. 36-NFPA 76-2018 [ Section No. A.8.7.2 ]

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A.8.7.2

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Smoke management for telecommunications facilities is different from smoke management applications for high-rise buildings or tall atria asprescribed in NFPA 92 and NFPA 204. This annex is intended to provide design guidance on the application of smoke management systems fortelecommunications facilities given the unique applications. Note in this application, smoke management systems are not intended for life safetyand emergency egress of building occupants as they are in other industry applications. Given that, the requirements of those other standardsintended to support life safety functions are not intended to apply to the application to telecommunications facilities. The reasons for smokemanagement systems in this application are as follows:

(1) To allow fire department personnel or operating personnel sufficient visibility to approach, locate, depower equipment, and extinguish a firewithout depowering the entire network facility

(2) To prevent damage to equipment and loss of emergency communication systems

(3) To provide means for rapid removal of smoke to permit continued cooling operations and prevent indirect damage to equipment fromthermal effects and eventual loss of emergency communication systems

The smoke management system is intended to provide emergency removal of smoke containments contaminants from network equipment andpower spaces in telecommunications buildings. Smoke removal is considered an important priority after a fire has been detected. Given theconstruction of the materials typically present in telecommunications spaces, damaging smoke and its subsequent removal require a higherpriority than continued progression of a Class C fire, assuming the fire suppression (if present) is unable to extinguish the source. The firesassociated with telecommunications switching equipment rooms are typically Class C, slow-burn fires (e.g., electrical fires or energy-augmentedfires), involving little to no flame but with large amounts of smoke generation. It is desirable that the network equipment remain in operationthroughout the duration of a fire. Because these facilities often provide emergency communications, in only the most extreme cases should thefacility be completely depowered as result of a fire or disaster. Smoke management systems installed in signal-processing areas are intended toprotect the electronic equipment from being exposed to the caustic and damaging contents of the smoke, thereby preventing circuit bridging,circuit pack failures, and large loss of equipment within these spaces. In addition, the smoke management system is intended to maintain thesmoke layer above a minimum height necessary to allow depowering operations by operating personnel and local fire-fighting authorities. Thesmoke management system also should serve as a smoke purge system to remove smoke after a fire by means of dilution ventilation.

Typical design objectives of the smoke management system are as follows:

(1) To remove smoke from the signal-processing areas

(2) To remove smoke from design fires associated with cabling, trays, equipment, and associated packaging materials that may be in the spacebeing protected

(3) To provide the necessary makeup air

(4) To remove smoke quickly enough to maintain the smoke above equipment racks during the worst-case design fire scenario to protect theequipment from smoke damage and allow for depowering efforts

Three distinct design approaches are commonly used for the smoke management systems used in telecommunications facilities, as follows:

(1) Smoke management — removal of smoke products during a fire event (during depowering efforts)

(2) Smoke removal — rapid removal of the smoke products after a fire event via dilution ventilation

(3) Smoke control — control of the spread of smoke to rooms that are not involved in the fire event; takes place from initial fire alarm throughcompletion of the smoke removal of the affected zone until normal operations resume

The design approach for smoke management should be based on NFPA 92 using the following criteria:

(1) t2 design fire

(2) Very slow growth fire, >600 sec

(3) Make-up air quantities should be permitted equivalent to the exhaust air quantities for a given space

The design approach for smoke removal should be based on dilution ventilation sufficient to remove smoke within a time frame acceptable to theowner and within sufficient time to prevent thermal failure of signal-processing equipment after fire has been extinguished. Dilution ventilationcan be calculated using the logarithmic calculation found in Principles of Smoke Management. To take a fire alarm system out of alarm, thesmoke concentration needs to be diluted below the sensitivity level of the smoke detectors. The design should be permitted to be based on theworst-case calculation from a smoke management or smoke purge design approach.

Calculations for design fire cases should be permitted to be derived from generally accepted engineering practice.

It is important for the system designer to be aware of the limitations for any equations used in the design. Some of them may be applicable onlyunder a limited range of conditions that may or may not be present in the job being designed.

Typical assumptions used in a performance-based design can include the following:

(1) Good housekeeping practices are strictly followed, in which no amounts of combustible or flammable materials are stored in the criticalequipment rooms.

(2) No combustible materials are located under raised floors.

(3) Telecommunications equipment or cabling involved in a fire will be depowered within 1 hour of EWFD alarm.

(4) The smoke management system will operate after the fire suppression system (if present).

(5) Airflow is designed for smoke management during a fire event to maintain the smoke layer above equipment racks; airflow is also designedto be of sufficient rate to completely remove smoke within sufficient time to prevent thermal failure of the network equipment involved.

Smoke management systems should be provided in signal-processing equipment areas.

Refer to NFPA 92 and NFPA 101 for requirements of pressure control to ensure proper operation of doorways during system operation.

Smoke management systems should be permitted to be designed using applicable design calculations found in NFPA 92, NFPA 204, orPrinciples of Smoke Management using design fires in all spaces served by the smoke management system.

Equipment suitable for its intended use and the probable temperatures to which it is likely to be exposed should be permitted. Exhaust fans UL-listed for smoke management/control systems and carrying the UL-705 label or certified by the manufacturer to meet the minimum temperatureand time requirements should be permitted. Smoke exhaust fans should be tested following ASHRAE 149.

Smoke dampers should be listed in accordance with UL 555S. Combination fire and smoke dampers should be listed in accordance with UL 555

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and UL 555S. Dampers should be suitable for their intended use and the probable temperatures to which they are likely to be exposed. Whenpresent, dampers should have override capability for smoke management system operations. Damper override should not be permitted to closeuntil temperatures exceed 177°C (350°F) in the duct. Dampers should be provided with limit switches used for verification of damper position inthe control system and to ensure safe HVAC equipment operation.

Duct materials should be selected and designed to convey smoke, withstand additional pressure (both positive and negative) by the supply andexhaust fans when operating in a smoke-control mode, and maintain their structural integrity during the period for which the system is designedto operate. Ducts suitable for their intended use and the probable temperatures to which they are likely to be exposed should be permitted.

Control systems listed in accordance with UL 864, Standard for Control Units and Accessories for Fire Alarm Systems, category UUKL for theirintended purpose should be permitted.

A fire fighters' smoke-control station (FSCS) per NFPA 92, Annex H, should be permitted. On/off/auto selectable switches (one per zone) shouldbe permitted. An FSCS located behind locked cover for protection in public areas should be permitted. An FSCS located adjacent to a fire alarmpanel or as directed by AHJ should be permitted.

A single control system or fire alarm system coordinating the smoke-control functions, FSCS, and any other related systems with the operationof the building HVAC systems and smoke-control equipment should be permitted.

A strobe light mounted at every entry point and labeled “EMERGENCY SMOKE MANAGEMENT SYSTEM IN OPERATION — DO NOT ENTER”at each zone served by the smoke management system should be permitted.

Statement of Problem and Substantiation for Public Input

"Containments" seems to be misplaced in this use. This may have been a typographical error.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 13:10:52 EST 2018

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Public Input No. 37-NFPA 76-2018 [ Section No. A.9.1.4 ]

A.9.1.4

Heat-producing appliances can be located in an established break or food services area within a facility. The intent of this restriction is to prohibitthe presence and use of appliances not directly related to the support and operation of telecommunications equipment, such as portable heaters,mug warmers, coffee pots, hot plates, microwave units, and refrigerators. These and other unnecessary potential sources of ignition should notbe located in any telecommunications equipment area, computer room, individual office spaces, individual cubicles, storage areas, or shippingareas. It is not the intent of this section to restrict the intermittent use of portable heat-producing tools necessary for installation and maintenanceactivities within the telecommunications facility.

Statement of Problem and Substantiation for Public Input

Properly installed and operated portable heaters, mug warmers, coffee pots, hot plates, microwave units, and refrigerators are not normally categorized as sources of ignition. The word "potential" adds clarification and recognition of this fact.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 13:13:42 EST 2018

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Public Input No. 38-NFPA 76-2018 [ Section No. A.9.4.6 ]

A.9.4.6

Building maintenance and janitorial staff should consider all the activities that would increase the fire load or ignition probability and should takeappropriate steps to limit or remove these potential hazards.

Examples of potential hazards include flammable cleaning solvents, aerosol products, worn or frayed extension cords, improperly sizedextension cords, worn-out improperly maintained motors, and improperly grounded equipment.

Statement of Problem and Substantiation for Public Input

A fire is not a normal end of life process for a motor. Most motor fires are a result of poor maintenance or improper thermal protection, not normal wear. The suggested wording is more accurate. See excerpt from http://www.interfire.org/res_file/fseab_ef.asp

Electrical Fires: Origins Common and Unique. Factory Mutual Engineering Corp. 1978.

Electric motors that are maintained improperly or are not equipped with the proper electrical protection are the second greatest cause of electrical fires. The most common electric motor cause is overheating due to single-phasing. When a polyphase motor is operating without the proper overload relays, it can overheat and ignite when one phase becomes de-energized due to a fuse or the circuit breaker. Motors should be lubricated to the exact specifications because too little, as well as excess lubrication are both dangerous. Motors should be cleaned regularly because dirt can block air passages, allowing heat to build up. Synchronous motors should be maintained properly because there are many malfunctions that can cause overheating. Lightning surges also present a hazard because the sudden increase in voltage can cause the insulation to fail. To prevent this, lightning arresters should be installed close to the electrical equipment.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 13:17:44 EST 2018

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Public Input No. 39-NFPA 76-2018 [ Section No. A.10.2 ]

A.10.2

The telecommunications company should ensure that employees receive periodic and regular orientation pertinent to their assignedresponsibilities involving the following:

(1) Facility evacuation

(2) Facility fire prevention measures

(3) Facility fire detection systems

(4) Alarm processing

(5) Fire suppression or response to fire incidents

Fire drills should be conducted annually at the facility for all employees assigned to the facility .

See NFPA 101 for exemptions for number of occupants.

Statement of Problem and Substantiation for Public Input

Proposed wording adds clarification as to which employees need fire drill training.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 13:23:31 EST 2018

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Public Input No. 40-NFPA 76-2018 [ Section No. A.10.3 ]

A.10.3

Figure A.10.3 is an example of a pre-fire plan drawing.

Figure A.10.3 Example of a Pre-Fire Plan Drawing. Smoke-Control Zones are noted in the Legend but don't appear in the drawing.

Statement of Problem and Substantiation for Public Input

I suggest to revise to either show smoke-control zones or remove them from the legend.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 13:26:41 EST 2018

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Public Input No. 41-NFPA 76-2018 [ New Section after A.11.4 ]

TITLE OF NEW CONTENT

Type your content here ...

A.11.5 The exemption from fire detection within these facilities is consistent with the Uniform Building Code and International Fire Codetreatment of these facilities.

Statement of Problem and Substantiation for Public Input

The adding wording explains that the exemption is consistent with current code treatment.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 13:31:22 EST 2018

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Public Input No. 44-NFPA 76-2018 [ Section No. C.1.5 [Excluding any Sub-Sections] ]

Alternating current (ac) power is converted to direct current (dc) power by rectifiers and is stored in batteries to power the telecommunicationsequipment. The batteries provide power during commercial ac power failures. The batteries can be expected to provide power to the signal-processing equipment for several hours. Visitors should act as if the batteries are fully charged at all times. This should be a consideration evenwhen working in or around a “depowered” power area. Direct current bus bars are often not insulated, presenting a danger to personnel usingmetal tools or wearing metallic jewelry or watches in proximity to the bus bars. Hydrogen gas could be present and should be vented to preventthe buildup to explosive levels. Many types of batteries contain dilute sulfuric acid based electrolyte .

Hydrogen gas can be produced during battery use for both flooded cell and valve regulated lead acid (VRLA) batteries. Battery areas requireproper ventilation. VRLA batteries minimize acid spill potential, because the electrolyte is immobilized. The VRLA batteries do have the potentialfor thermal runaway. VRLA batteries need to be maintained in a properly conditioned environment and should be monitored for signs of thermalrunaway, increases in charging voltage, charging current, or battery temperature, so that proper action can be taken.

Statement of Problem and Substantiation for Public Input

Proposed wording correctly states that the electrolyte contains diluted sulfuric acid as opposed to full strength sulfuric acid.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

Street Address:

City:

State:

Zip:

Submittal Date: Wed Jan 03 13:55:57 EST 2018

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Public Input No. 45-NFPA 76-2018 [ Section No. C.1.7 ]

C.1.7 Signal-Processing Equipment Areas.

Signal-processing equipment provides paths and switching for data, voice, video, broadband signals, packets, and streams. Circuit boards andwiring insulation are combustible, but much of the telecommunications equipment and cables in use in North America are designed andmanufactured with fire-resistant components and treatments. Many of the requirements of this standard anticipate that the signal-processingequipment, wire, and cable in use has fire resistance characteristics and ratings. The signal-processing equipment could contain both ac and dcpower circuits from more than one source. The signal-processing equipment is very sensitive to products of combustion, including acid gasesand soot, and is may be sensitive to rapid changes in conditions, including ambient temperature and humidity.

Statement of Problem and Substantiation for Public Input

Technical accuracy. Some data processing is resistant to temperature and humidity changes as demonstrated by NEBS testing.

Submitter Information Verification

Submitter Full Name: Richard Kluge

Organization: Ericsson

Affilliation: ATIS

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Submittal Date: Wed Jan 03 13:58:31 EST 2018

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Public Input No. 84-NFPA 76-2018 [ Section No. G.1.1 ]

G.1.1 NFPA Publications.

National Fire Protection Association, 1 Batterymarch Park, Quincy, MA 02169-7471.

NFPA 1, Fire Code, 2015 edition.

NFPA 10, Standard for Portable Fire Extinguishers, 2013 edition.

NFPA 12A, Standard on Halon 1301 Fire Extinguishing Systems, 2015 edition.

NFPA 13, Standard for the Installation of Sprinkler Systems, 2016 edition.

NFPA 25, Standard for the Inspection, Testing, and Maintenance of Water-Based Fire Protection Systems, 2014 edition.

NFPA 30, Flammable and Combustible Liquids Code, 2015 edition.

NFPA 68, Standard on Explosion Protection by Deflagration Venting, 2012 edition.

NFPA 70®, National Electrical Code®, 2014 edition.

NFPA 72®, National Fire Alarm and Signaling Code, 2016 edition.

NFPA 75, Standard for the Protection of Information Technology Equipment, 2016 edition.

NFPA 80A, Recommended Practice for Protection of Buildings from Exterior Fire Exposures, 2012 edition.

NFPA 92, Standard for Smoke Control Systems, 2015 edition.

NFPA 101®, Life Safety Code®, 2015 edition.

NFPA 204, Standard for Smoke and Heat Venting, 2015 edition.

NFPA 220, Standard on Types of Building Construction, 2015 edition.

NFPA 241, Standard for Safeguarding Construction, Alteration, and Demolition Operations, 2013 edition.

NFPA 259, Standard Test Method for Potential Heat of Building Materials, 2013 edition.

NFPA 853, Standard for the Installation of Stationary Fuel Cell Power Systems, 2015 edition.

NFPA 2001, Standard on Clean Agent Fire Extinguishing Systems, 2015 edition.

NFPA 5000®, Building Construction and Safety Code®, 2015 edition.

Fire Protection Handbook, 20th edition.

FPRF, “Validation of Modeling Tools for Detection Design in High Air Flow Environments,” 2012.

FPRF, “Validation of Modeling Tools for Detection Design in High Air Flow Environments — Phase II,” 2014.

SFPE Guide to Performance-Based Fire Protection, 2nd edition.

SFPE Handbook of Fire Protection Engineering , 4th edition.

Statement of Problem and Substantiation for Public Input

The SFPE Handbook is no longer published by NFPA. It should be relocated to other publications.

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Related Input Relationship

Public Input No. 86-NFPA 76-2018 [Section No. G.1.2.10]

Public Input No. 86-NFPA 76-2018 [Section No. G.1.2.10]

Submitter Information Verification

Submitter Full Name: Chris Jelenewicz

Organization: SFPE

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Submittal Date: Thu Jan 04 15:01:39 EST 2018

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Public Input No. 21-NFPA 76-2018 [ Section No. G.1.2.8 ]

G.1.2.8 UL Publications.

Underwriters Laboratories Inc., 333 Pfingsten Road, Northbrook, IL 60062-2096.

UL 555, Standard for Fire Dampers, 2006.

UL 555S, Standard for Smoke Dampers, 2014.

UL 568, Nonmetallic Cable Tray Systems, 2002.

UL 864, Standard for Control Units and Accessories for Fire Alarm Systems, 2003 2014 .

UL 60950-1, Information Technology Equipment — Safety — Part 1: General Requirements, 2013 2007,revised 2014 .

Statement of Problem and Substantiation for Public Input

Standard update to newest version of the standards.

Submitter Information Verification

Submitter Full Name: Kelly Nicolello

Organization: UL LLC

Affilliation: UL LLC

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Submittal Date: Tue Jan 02 15:21:23 EST 2018

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Public Input No. 86-NFPA 76-2018 [ Section No. G.1.2.10 ]

G.1.2.10 Other Publications.

Drysdale, D., An Introduction to Fire Dynamics, John Wiley & Sons, Chichester, England, 1998.

“Network Reliability: A Report to the Nation; Fire Prevention in Telecommunications Facilities,” Federal Communications Commission NetworkReliability Council, 1993.

“Fire Extinguishment Testing of Sprinkler Protected Telecommunications Equipment,” Bell Northern Research, 1987.

Reagor, B. T., “Smoke Corrosivity: Generation, Impact, Detection and Protection Colloquium on Smoke Corrosivity,” Journal of Fire Sciences,Baltimore, MD, November 7–8, 1991.

SFPE Handbook of Fire Protection Engineering, 5th edition. Gaithersburg, MD. 2016.

“The Special Need for a Smoke Exhaust System to Minimize Secondary Damage to Electronic Telephone Switching Equipment,” H. H. Angus &Associates, 1992.

Tanaka, T. J., “Effects of Smoke on Functional Circuits,” NUREG/CR-6542 SAND97-2544.

Tanaka T. J., S. P. Nowlen, and D. J. Anderson, “Circuit Bridging of Components by Smoke,” NUREG/CR-6476 SAND96-2633.

Telcordia GR-63-CORE, (formerly Bellcore), Network Equipment Building System (NEBS)™ Requirements: Physical Protection, Issue 2, April2002.

Statement of Problem and Substantiation for Public Input

SFPE Handbook should be located to other publications as it is now published by SFPE.

Related Public Inputs for This Document

Related Input Relationship

Public Input No. 84-NFPA 76-2018 [Section No. G.1.1]

Submitter Information Verification

Submitter Full Name: Chris Jelenewicz

Organization: SFPE

Street Address:

City:

State:

Zip:

Submittal Date: Thu Jan 04 15:03:28 EST 2018

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