MEDIUM VOLTAGE AIR INSULATED ARC-RESISTANT … · MEDIUM VOLTAGE AIR INSULATED ARC-RESISTANT LOAD BREAK ... MB R3H 0X9 Canada P: 204.775.8561 TF: ... metering and breaker control

E - H O U S E S • I N D U S T R I A L • UTIL ITY/MINING • STANDARD ELECTRICAL PRODUCTS • M E TA L FA B R I C AT I O N

UTILITY/MINING Arc-Resistant & Conventional Switchgear (480v-38Kv), Bus Duct (480v-38Kv), Mine Power Centres – Sled Mounted & Fixed Position (480v-38Kv), Mine Duty Rated Junction Boxes (480v-15Kv)

MEDIUM VOLTAGE AIR INSULATED ARC-RESISTANT LOAD BREAK AND DISCONNECT SWITCHES

Description

JRS arc-resistant fused/non-fused load break and fused/non-fused disconnect switches are available for applications ranging from 5kV to 25kV in 600 A and 1200 A load interrupting ratings and up to 4000 A for non-load break disconnect switches. JRS supplies custom-engineered designs for tight spaces and builds extremely rugged equipment for harsh environments. JRS integrates equipment from a multitude of equipment suppliers while providing quick turnaround.

Features

Each unit is custom engineered to meet the customer’s unique specification and dimensional requirements.

Standard features include:

• Type 2 arc-resistant construction

• Heavy duty, mostly welded steel construction

• Heavy duty hardware welded on (not bolted on) for added strength

• Design allows for close couple bus coordination to a transformer

• Key interlock between the operating handle and the fuse access door

• Reinforced viewing window to confirm the position of the switch blades

• Modular design allows for addition of new sections at either end of existing lineup

• Manually or electrically operated load break or disconnect switches, from different manufacturers

• Indoor and outdoor designs available

Options

As these units are custom designed, JRS is able to offer a wide variety of options. For custom requirements not listed below please consult the factory.

• Surge arrestors

• Electrical tripping of the load break switch (shunt trip)

• Infrared inspection windows (Arc rated)

• Custom colors for interior and exterior

• Powder coating

• Anti-condensation heaters, including in-plenum vents

• Can be fully integrated in a JRS E-House with plenum and venting

• CT and PT and associated metering

• Motor operated switch

• Shunt trip

1 2 4 5 B o r d e r S t r e e t , W i n n i p e g , M B R 3 H 0 X 9 • P : 2 0 4 . 7 7 5 . 8 5 6 1 • T F : 8 7 7 . 2 8 5 . 0 9 9 1 • J R S . C A

NOMINAL DESIGN

VOLTAGE (kV)

MAXIMUM RATED WITHSTAND RATING (kA)

CONTINUOUS CURRENT (A)

DIELECTRIC INSULATION

LEVELS

2 S MOMENTARY LBS DISC60 HZ

BIL

5 25 40 600 19 60

5 38 61 1200 19 60

5 50 80 2000 19 60

5 62.5 100 3000 19 60

15 25 40 600 36 95

15 38 61 1200 36 95

3 50 80 2000 36 95

15 63 100 3000 36 95

25 25 40 600, 1200 60 125

Consult the factory for assistance

Applicable Standards

• ANSI/IEEE C37.20.3 – Metal Enclosed Switchgear

• EEMAC G14-1 1987

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Construction Details

JRS has in-house metal enclosure design and manufacturing capabilities allowing flexibility with equipment design and dimensions. Typical enclosures feature:

• Heavy steel construction: 10 (ga) sheeting, ¼ inch wall structural tubing, ¼ & ½ inch stiffening angles.

• Paint: Phosphate wash, white enamel inside, ANSI grey epoxy outside

• For outdoor applications a zinc rich primer is used for additional corrosion resistance

• Tin plated insulated copper bus

• Modular construction: Lineup can be extended from either side without any additional modifications.

• Custom designed heavy duty thumb screws to allow for the fastening of the door without the use of hand tools

• Heavy duty top lifting lugs

Testing and Warranty

JRS submits 100% of custom-designed and built equipment to rigorous in-house testing.

• Standard testing: - Power frequency voltage 1 min. dry withstand - Point to point testing for control wiring - Contact resistance test

• Additional tests (Optional): - Heat rise - BIL test - FAT as per customer test plan - Partial discharge test

Warranty is 12 months from date of placement in service or 18 months from date of shipping. Extended warranties are also available.

Typical Dimensions & Weights (Custom designs are available)

HEIGHT WITHOUT PLENUM

MINIMUM TOP CLEARANCE

WITHOUT PLENUM

HEIGHT WITH PLENUM

WIDTH DEPTH WEIGHT

5kV/15kV 90”- 95” 80” 120" - 125” 42”- 48” 50”- 72” 2500 lbs - 3500 lbs

25KV 105”- 110” 80” 135" - 140" 48”-54” 65" - 85" 3500 lbs - 4500 lbs

5 kV dimensions can be reduced further Contact factory for custom dimensions

15KV 600A Arc-resistant load break switch line up with separate main cable termination compartment

15 kV Arc-Resistant Load Break Switch

Arc by-products venting prevents excessive pressure within switchgear


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Legend

1. Load Break Disconnect Switch

2. InfraRed (IR) Window

3. Bus Compartment/Transformation Connection Bus

4. Arc Exhaust Vents

5. Fuses

6. Surge Arrestors

4 4

3

2

2

1

6

5


Ordering Information

1245 Border St.Winnipeg, MB R3H 0X9 CanadaP: 204.775.8561TF: 877.285.0991E: [email protected]

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SEL-JBX SERIES MINE-DUTY MEDIUM-VOLTAGE JUNCTION BOX

Description

JRS SEL-JBX series junction boxes are used to provide a convenient point for termination, connection, and splitting of medium-voltage mining cables. The JRS junction box is designed for use in harsh mining applications and features a high-strength enclosure and door, rugged door hinges or bolted door with mounting lips, conservative electrical clearances and corrugated standoffs for use in dusty or humid environments, and optional high-voltage indicators with viewing windows for increased safety. JRS stocks key components and is able to provide quick delivery on a variety of units.

Specifications

• Rugged mine-duty enclosure, 10 ga welded steel, high-strength steel tubing reinforcement

• Special paint finish for corrosive environments

• 5 kV and 15 kV rated units are certified under CSA C22.2 No. 31-10

• Higher voltages carry CSA SPE 1000 Special Inspection

• Tin-plated copper bus

• Heavy duty bolted door with handles

• Stainless-steel hardware

• Mounting lip to hold door when installing or removing

• Corrugated 15 kV standoff to provide increased creep distances for dusty environment

• Cut-outs with cover plates for cable entry/exit

• High-Voltage warning labels

Options

JRS is able to design and supply junction boxes for a wide range of different applications. Options include, but are not limited to:

• Number of cables in and out

• Placement of cable cut-outs

• ¼” Steel-plate construction

• Insulators sized to system fault levels

• Various gland-plate options for cable connectors

• Number and type of lugs on phase bus

• 25 kV units available

• Grounding equipment (ground balls, copper angles, lugs, etc)


15 kV SEL-JBX SERIES

• Hinged door

• Viewing/IR windows

• Voltage indication lights

• Disconnect switch

• Mounting – wall, skid, t-plate, etc.

• Ground-check circuit interlocking to door

• Outdoor construction with gaskets and anti-condensation heaters

• Stainless steel enclosures

• Posi clamp

High-voltage indication lights

Low profile junction box



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SEL-JBX SERIES MINE-DUTY MEDIUM-VOLTAGE JUNCTION BOX

Options

All JRS SEL-JBX Series junction boxes are fully tested, including:

• All bolts, seals, and joints are tested

• HV Indicators are tested

• Labelling is inspected

• Switches (if included) are tested for operation, including local and/or remote operators, interlocks, cabling, connections, etc

• Extensive photos are taken and archived for future use

• High-potential (high-pot) testing

• Optional heat-run testing

• Optional impulse testing

• Optional BIL rating to 110 KV

Warranty is 12 months from date of placement in service or 18 months from date of shipping. Extended warranties available.

Codes, Standards & Regulations

The SEL-JBX Mine-Duty Medium-Voltage Junction Box is CSA certified.


15 kV unit with switch, 3 cables in and 3 cables out

15 kV two incoming knock-outs and two outgoing knock-outs

Junction box with stainless steel enclosure on skid





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ARC-PROTECTOR™ ARC-RESISTANT SWITCHGEAR


Description

JRS offers a unique advantage by custom engineering and manufacturing Arc-Protector Arc-Resistant Switchgear to your application-specific requirements. We deliver flexibility through expertly integrating components including breakers from all major OEMs. JRS arc-resistant switchgear directs the energy released from an arc-flash incident and channels it safely through the vertical isolation plenum away from personnel and adjacent equipment.

Features

• Engineered to meet customer’s unique specification and dimensional requirements

• Custom engineered remote racking system

• Heavy duty, mostly welded steel construction with horizontal draw out vacuum circuit breakers

• Available with circuit breakers from all major manufacturers (Eaton, GE, ABB, Schneider, Siemens, Toshiba, Tavrida)

• Custom engineered arc exhaust system integrated into JRS E-House to allow the arc to vent into secured areas. Can be custom designed to integrate into customer’s installation

• Heavy duty hardware welded on (not bolted on) for added strength

• Dedicated middle control section completely isolated from primary circuit power components

• Modular design allows for addition of new sections at either end of existing lineup

• Indoor and outdoor designs available

Medium Voltage Air Insulated Arc-Resistant Switchgear

Electric Ratings

MAXIMUM DESIGN VOLTAGE (KV)

MAXIMUM RATEDINTERRUPTING RATING (KA)

CONTINUOUS CURRENT (A)DIELECTRIC INSULATION LEVELS

60 HZ BIL

5 63 1200, 2000, 2500, 3000, 4000 (*) 19 60

15 63 1200, 2000, 2500, 3000, 4000 (*) 36 95

25 40 1200, 2000, 2500, 2750 60 125

Typical Dimensions & Weights (Custom designs are available.)

HEIGHT WITHOUT PLENUM

MINIMUM TOP CLEARANCE

WITHOUT PLENUM

HEIGHT WITH PLENUM

WIDTH DEPTH WEIGHT

INDOOR-2 HIGH 120” 80” 145” 40” 108” 3500 lbs

* Forced ventilation required

Two-High ConstructionFront View

Back View Dedicated Middle Control Section

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ARC-PROTECTOR™ ARC-RESISTANT SWITCHGEAR


Options

• Built-in and PLC controlled remote racking system (**)

• Independent remote control section, including protection relays, metering and breaker control

• Anti-condensation heaters, including in-plenum vents

Construction Details

Heavy steel construction: 10 (ga) sheeting, ¼ inch wall structural tubing, ¼ & ½ inch angles. End section walls are insulated double 10 (ga) steel with structural tubing sup-port and specialized extension covers on the bus section. Available in single or two-high construction.

Modular construction: lineup can be extended from either side without any additional modifications.

Paint: phosphate wash, white enamel inside, epoxy outside

Fastening: custom heavy duty hardware and latches, operated with a single heavy duty handle

Exhaust channels: dedicated channels for each compartment

Strategically placed natural cooling channels

Tin plated copper bus

Control wiring, SIS grey, AWG #14

CT wiring: SIS grey, AWG #12

Heavy duty top lifting lugs

Applicable Standards

ANSI/IEEE C37.20.2 - Metal-Clad Switchgear

EEMAC G14-1 1987

Testing and Warranty

Type testing: conducted at a certified and independent test laboratory to meet the requirements of a type 2B classification.

Standard testing:

• Power frequency voltage 1 min. dry withstand

• Partial discharge test

• Point to point testing for control wiring

Optional additional testing:

• Heat rise

• BIL test

• FAT as per customer test plan

Warranty is 12 months from date of placement in service or 18 months from date of shipping. Extended warranties available

Shown: modular design interface to another section

** Available with GE PowerVac breakers

Heavy duty fastening hardware and latches

All gear must pass our testing before leaving the factory

Tested and meets type 2B classification



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Documents

MEDIUM VOLTAGE AIR INSULATED ARC-RESISTANT … · MEDIUM VOLTAGE AIR INSULATED ARC-RESISTANT LOAD BREAK ... MB R3H 0X9 Canada P: 204.775.8561 TF: ... metering and breaker control