Cat Automatic Transfer Switches (ATS)

Bruce Newhouse

Cat ATS Application Engineer

Alpharetta, GA

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Two Product Line Offerings

Contactor Based Switch • 40A through 4000A • CTX • CTG • CTS • CTE • CT30

Contactor Based Switch • 100A through 1600A*

Circuit Breaker Based Switch • 40A through 1000A MCCB

(Molded Case Circuit Breaker) • 200A through 5000A ICCB

(Insulated Case Circuit Breaker)

ATC Nomenclature

* Available on Open Transition & Dual Drawout Bypass Isolation with Delayed or Open Transition Types

Manufactured by G.E. Zenith Manufactured by Eaton Corporation

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ATS Types Available

• Open Transition • Closed Transition • Bypass Isolation • Delayed Transition • Service Entrance Rated • Standard Enclosure NEMA 1 • Optional NEMA 3R, NEMA 4X & NEMA 12 • Full Range of Accessories and Communications

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Application / Market Focused

• Caterpillar offers three transfer switch technologies providing a solutions based approach to customers’ CSA/UL 1008 listed applications: • Molded-Case Switch or

Breaker • Power Case Switch or

Breaker (4000A and 5000A are UL 1008 and UL891)

• Contactor

All are available in Bypass/Isolation configuration

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• Manufactured in: • Asheville, NC – ATC type Floor-Standing Units

• Contactors, ATC type Magnum and Bypass Isolation Contactor

• Juarez, MX – ATC type Wall-Mounted Units • ATC type Molded-Case and Contactor Final Assembly

• North Carolina & Illinois. - MX product line • ISO 9001 Certified (ATC & MX products)

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Product Recap

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MX Products

CTG CTS CTE CT30

MX150 Controller

MX250 Controller

MX350 Controller

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ATC Products ATC Contactor Based

ATS ATC Molded Case

Breaker Based ATS

ATC Bypass Isolation Contactor Based ATS

ATC Power Breaker ATS

ATC-300+ Controller

ATC-900 Controller

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Cat® ATC Contactor Transfer Switch

• 40A – 1600A 100% Rated • 2, 3, 4-Poles • ATC-100, ATC-300+, ATC-900 • Open, Closed & Delayed Transition • Automatic, Non-Automatic • In-phase Available on 40A – 400A • Open In-Phase on 600A-1600A • Time Delay Neutral Available on 40A -1600A • NEMA 1, 3R, 12, Open Type • Seismic Qualified • UL 1008 / CSA • Manufactured in NC and Mexico

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ATC Contactor Bypass Isolation Transfer Switch

• New Design – New Contactor • UL 1008 100% rated units • 100 – 1600 Amps • 3-pole and 4-pole units • Up to 600 Volts AC • Open and Closed Transition types • Time Delay Neutral Feature Available • Drawout Type Design is Standard

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ATC Contactor Bypass Isolation Transfer Switch

• Both the ATS (primary) and bypass switching mechanisms are controlled by the automatic transfer switch controller

• For Life Safety / Critical applications a transfer will be Initiated AUTOMATICALLY when in bypass mode.

• Unique to our design

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ATC Contactor Bypass Isolation Transfer Switch

Field Reconfigurable Bus

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Multi-Tap Transformer – Application Flexibility

1200A Frame Design 400A Frame Design

• Accommodates multiple source voltages via Quick-Connect plug • 50/60Hz – 600, 480, 415, 380, 240, 220, 208, VAC • 60Hz – 600, 480, 240, 120 VAC

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Product Differentiators: Competitor Overview

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Power Breaker Based Transfer Switch

• 200A - 5000A 100% rated • 4000A-5000A UL 891 & UL1008 • 2, 3, 4-Poles • ATC-900 Controller • Fixed or Drawout • Open or Closed Transition • Automatic or Non-Automatic Bypass Isolation • Optional Electronic Trip Unit(s) • Available Time Delay Neutral or In-

Phase Transition • Withstand: 100KA, 600V, 3 cycles,

85 KA, 600V, 30 cycles • NEMA 1, 3R, Open (excluding

Bypass) • Seismic Qualified • UL 1008 / CSA

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Cat ATC ATS Controllers

ATC-100 • Mimic Diagram with source available and connected LED indications • Plant Exerciser - 7, 14 or 28 day w/fixed 15 min run time • Jumper Programmable

ATC-300+ • Fully programmable w/7 field selectable time delays • 3-phase sensing on both sources • Pre-transfer signal contacts (1 N.O. & 1 N.C.)

ATC-900 • Closed transition and modbus

communication controller • Optional load sequencing • Unlimited historical data with remote

software

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ATC-900 Controller

• Power quality metering • User assigned I/O • Modular construction & pricing:

– Base – Ethernet communications card – Metering inputs (CT and PT) – Additional I/O

• Enhanced communications • Data logging • Load shed capabilities • 3 source capabilities • DC powered

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Cat Traditional Solenoid Operated vs Circuit Breaker ATS

Traditional ATS Installation ATS with Service Entrance Equipment Rating

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Cat ATS Products

ATC Part Number Breakdown

Contactor Product Family Family Function Controller Frame Size

ATC General Purpose / Specif ied ATC-300+/900 40-1600A BIC By pass Isolation ATC-300+/900 40-1600A CBC By pass Closed Trandition ATC-900 40-1600A CTC Closed Transition ATC-900 40-1600A

Breaker Product Family (Service Entrance Rated Available*)

ATV/H* MCCB Vertical/Horizontal General Purpose / Specif ied

ATC-300+/900 30-1000A

ATV-MG* Power Breaker Open Trandition ATC-900 200-5000A CTV-MG* Power Breaker Closed Transition ATC-900 200-5000A BIV-MG* Power Breaker By pass Isolation ATC-900 200-5000A

CBV-MG* Power Breaker By pass Isolation Closed Transition ATC-900 200-5000A

MX Part Number Breakdown

Contactor Product Family Function Controller Frame Size

CTX Residential MX60 40-400A CTG/D General Purpose MX150 40-3000A CTS/D Specif ied MX250 100-4000A

CBTS/D By pass Isolation & Delay ed Transition MX250 40-1600A

CTSCT/CBTSCT Closed Transition & By pass Isolation Closed Transition MX150 40-3000A

CTE/D Custom Specif ied MX350 40-4000A CT30 30 Cy cle MX250 or MX350 1600-2000A

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Cat MX Contactor Transfer Switch

• 40A – 4000A 100% rated • 2, 3, 4-Poles • MX60, MX150, & MX250 • Any Breaker rating MX250 only • Open, Closed, Bypass & Delayed

Transition • Automatic, Non-Automatic • In-phase • Time Delay Neutral • NEMA 1, 3R, 4X 12, Open • Seismic qualified • UL 1008 / CSA • Manufactured in NC & IL

MX60 Controller

MX350 Controller

MX250 Controller

MX150 Controller

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CTX Automatic Transfer Switch

• Residential and Light Commercial

• Microprocessor based controls • Standard ATS control • LED annunciation of position

and source availability • Designed primarily for basic

applications • Used on 40-400A, single and

three Phase, 120-480V, 2, 3 & 4-Poles

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CTG Automatic Transfer Switch

• Industrial, Commercial and Other Applications

• MX150 controller • Used on 40-3000A, single &

three phase, 120-600V, 2, 3 & 4-poles

• Available in open & delayed transition (CTG & CTGD) types

Optional Package: MEXEG – Adds aux contacts, programmable exerciser and voltage imbalance relay

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CTS Automatic Transfer Switch

• Full line of options for critical applications

• MX250 controller • Used on 40-4000A, single & • 3 phase, 120-600V, 2, 3 & 4-poles • Available in all configurations

– Open Transition – Delayed Transition – Closed Transition – Bypass Isolation

• Communicates with Cat switchgear via Modbus

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CTE Automatic Transfer Switches

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CTE with MX Controller

• User configurable alarms • 256 event log • 1 MSEC event time stamping • System test report - JCAHO

• Power Quality Metering – Wave form capture triggered by

event – % THD

• User Programmable I/O – Built-in load shed – User configurable alarms

• Modular Construction & Pricing: – Base – Communications card (Modbus,

Ethernet, USB) – Metering inputs (CT & PT) – Additional I/O

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MX CT30 Automatic Transfer Switch

• Industry-leading durability and fault tolerance (85kA short-time rating)

• Maximizes system uptime / reliability Withstands and closes on a fault Supplies 100% rated power to loads after

overcurrent event

• Electrical and mechanical interlock prevents source 1 and source 2 from being inadvertently closed at the same time (Standard/Delayed Transition)

30-Cycle ATS 1600-3000A Only

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ATC 30-Cycle ATS • Highest withstand

and capacity in the industry

– 100kAIC, 3 Cycles – 85kAIC, 30 Cycles

• Enclosure types – NEMA 1 – NEMA 3R

• NEMA 1 enclosure styles

– “Behind the Door” (Figure 1)

– “Through the Door” (Figure 2)

Figure 1 Figure 2

Pictures shown may not reflect actual configuration

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Standards & Certifications UL1008, CSA, NFPA, IBC, CBC & OSHPD

• UL1008 - 4000-5000A Breakers are listed to UL891

• CSA Listed (Canadian) • IBC 2006 • CBC 2007 • NFPA70, 99, 101, & 110 • OSHPD

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Seismic Certifications

4000A and below meet all applicable seismic requirements of 2006 IBC International Build Code & 2007 CBC California Building Codes

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Seismic Certifications

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ATS Comparisons

Small Frame Residential, Commercial & Light Industrial

General Purpose, Commercial & Industrial Factories, & Institutional

Business & Industrial Critical, Financial, Telecommunications / Cell Towers

Mission, Process & Healthcare Critical, Data Centers

165 (100, 200, 230A) Standard Transition Only

300 (30-3000A) Standard Transition Only

-SE & Non-SE-

4000 (30-4000A) Standard, Delayed &

Closed Transition -Non-Bypass Only-

7000 (30-4000A) Bypass & Non-Bypass

-Standard, Delayed, Closed Transition & Softload-

CTX (40-400A) Basic Standby Operation

–Standard Transition Only-

CTG (40-3000A) Reliable Standby Power

Standard & Delayed Transition -SE & Non-SE

CTS / CTSD / CTSCT (40-4000A) CBTS / CBTSD / CBTCT )40-4000A)

Specification Grade

CTE (40-4000A) Life & Business Critical Applications

Standard, Delayed & Closed Transition -Bypass & Non-Bypass-

ASCO Cat MX Market

Segments

BETTER

GOOD

FANTASTIC!

BEST

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Questions?

CUSTOM CAT ATS SOLUTIONS

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Cat MX 3 Source ATS

• Three-source switching systems are available in several basic configurations and may be configured from a list of transition types and accessories offered with the CTS series of products. Available from 40-4000A in 2, 3 or 4-pole

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Cat 3-Source Switching System

CT3110 CT3120 for 1st up – 1st on CT3130 for prime source selection

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Cat ATC 3-Source ATS With the ATC-900 Controller

ATC-900 Acts as the master controller • Requires accessory 90A

ATC-900 also functions as the slave controller • Requires accessory 90B

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Cat ATS – Medium Voltage

Medium voltage breaker based automatic transfer switches are available with our ATC controller. Indoor (NEMA 1) or Outdoor (NEMA 3R) In 5kV, 15kV for 28kV with 1200A or 2000A bus. • Open or closed transition only

NEMA 3R Type

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Cat ATS – Medium Voltage

• Standard Features – IQ Transfer Logic Controller – Digitrip 3000 – Line & Load VT’s (Bus VTs not

required – Safe Manal Transfer Under Load

• Available Options: – IL Listing – Metering – Control Power Transformers – Delayed Transition or In-Phase

Monitoring

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Cat ATS – Soft Load Solution

• We have the new breaker pair transfer scheme offering for soft load applications

• ATS consists of two (2) breakers with Engine Transfer Load Manager ( EXL) controls only

• Rated UL 1008

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Cat ATS Custom Solutions

Emergency Pull Section Added to the Line Up

TVSS Installed in the Cabinet

Distribution Breakers added to the Line Up

ATC Power Breaker Pair Service Entrance Rated

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CAT Remote Annunciator

• Provides Displays of Over 31 Automatic Transfer Switches

• Control & Monitoring • Ethernet Communications • Monitors ANY ATS with

Modbus Communications Capabilities

• Integral UPS • Adjusts Setpoints and Timers • Power Monitoring Display

Available

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Cat Automatic Transfer Switches

• Widest Range of Product Offerings • Cat Dealer Service and Support Network

– Over 1,800 Dealer Branch Stores Operating in 200 Countries

Information contained in this publication may be considered confidential. Discretion is recommended when distributing. Materials and specifications are subject to change without notice. CAT, CATERPILLAR, their respective logos, “Caterpillar Yellow”, the “Power Edge” trade dress as well as corporate and product identity

used herein, are trademarks of Caterpillar and may not be used without permission.

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