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
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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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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
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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9001
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
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
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Ordering Information
1245 Border St.Winnipeg, MB R3H 0X9 CanadaP: 204.775.8561TF: 877.285.0991E: [email protected]
9001
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)
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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
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)
9001
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.
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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
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)
Ordering Information
1245 Border St.Winnipeg, MB R3H 0X9 CanadaP: 204.775.8561TF: 877.285.0991E: [email protected]
9001
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)
ARC-PROTECTOR™ ARC-RESISTANT SWITCHGEAR
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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
9001
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)
ARC-PROTECTOR™ ARC-RESISTANT SWITCHGEAR
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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
Ordering Information
1245 Border St.Winnipeg, MB R3H 0X9 CanadaP: 204.775.8561TF: 877.285.0991E: [email protected]
9001