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Related Manuals for Toshiba XT JK Series
Summary of Contents for Toshiba XT JK Series
- Page 1 POWER DISTRIBUTION JK Series...
- Page 2 Houston, Texas, and is currently being manufac- tured under ISO 9001 standards in the same manufacturing facility as Toshiba motors and drives. The components in this new series have been arranged in the most logical manner to...
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Page 3: Current Rating
MEDIUM VOLTAGE CONTROLLERS JK400 Series Toshiba's JK400 series complies with EEMAC, NEMA, UL and CSA standards and is available in non-reversing and reversing full voltage, autotrans- former, reactor, multi-speed, synchronous and wound rotor configurations. Latched contactors are also available. The JK400 series is available in the following... - Page 4 This state-of-the-art controller was designed in Houston, Texas, and is currently being manufac- tured under ISO 9001 standards in the same manufacturing facility as Toshiba motors and drives. The components in this new series have been arranged in the most logical manner to produce a tightly designed unit.
- Page 5 MEDIUM VOLTAGE CONTROLLERS JK720 Series Toshiba's JK720 series complies with EEMAC, NEMA, UL and CSA standards and is available in non-reversing and reversing full voltage, autotrans- former, reactor, multi-speed, synchronous and wound rotor configurations. Latched contactors are also available. The JK720 series is available in the following...
- Page 6 JK Series Product Specification 400A MEDIUM VOLTAGE FIXED CONTROLLER Standards 1.1 Basic controller shall comply with NEMA ICS3-1993, Part 2 (ICS2-324) and UL 347 Standards. Basic controller can be UL Listed and CSA Certified. Structure Dimensions FVNR One-high - 30"W x 36"D x 46"H (no bus, small LV compartment) FVNR One-high - 30"W x 36"D x 61"H (bus provision, large LV compartment) FVNR One-high - 30"W x 36"D x 90"H (bus provision, empty upper MV compartment) FVNR Two-high - 30"W x 36"D x 90"H...
- Page 7 Handling and Installation 2.4.1 Removable angles or eye bolts shall be provided at the top of the structure for lifting. Power Bus Horizontal power bus shall be located at the center rear of the cubicle, in the same location as other JK Series controllers.
- Page 8 Bolted Pressure Isolation Switch 4.2.1 A Toshiba type JK fixed mounted, gang-operated isolation switch shall be provided with each controller to isolate the medium voltage compartment from the power source. 4.2.2 The switch shall be directly driven by an externally operable handle mounted on the right hand flange of the cubicle.
- Page 9 4.3.3 Power connections from the isolation switch to the main power fuses shall be made using bus bar. Connections from the contactor through the current transformers to the outgoing load terminals shall be made using power cable furnished by others. 4.3.4 The contactor shall be available with an optional mechanical latch with provisions for manual or electrical trip.
- Page 10 Ratings Controller shall be rated as follows: 5.1.1 Interrupting Ratings: 400 Ampere Controller: - contactor - fused controller 5.1.2 Continuous Thermal Ratings: 400 Ampere Controller: Enclosure type 46” and 61” One-high NEMA-1 Ventilated NEMA-1 Non-ventilated NEMA-12/3R 5.1.3 Short Time Thermal Rating: 400 Ampere Contactor: 2400A for 30 seconds 5.1.4 Impulse Withstand: 400 Ampere Controller: 60kV...
- Page 11 JK Series Product Specification 720A MEDIUM VOLTAGE FIXED CONTROLLER Standards 1.1 Basic controller shall comply with NEMA ICS3-1993, Part 2 (ICS2-324) and UL 347 Standards. Basic controller can be UL/CUL Listed. Structure Dimensions Across-the-Line (one-high) - 36"W x 36"D x 90"H Reduced Voltage Autotransformer - (2) 36"W x 36"D x 90"H Fabrication 2.2.1 11 gauge frame with 16 gauge side, back and top sheets.
- Page 12 It shall be located such that factory installed internal power cables from all three phases shall pass through its window. Ground current sensors for Toshiba 2E ground fault module and Multilin ground fault relay shall be available as a minimum.
- Page 13 Vacuum Contactor 4.3.1 The Toshiba CV-6KAU vacuum contactor shall be used in these controllers. 4.3.2 The contactor shall be bolted into the medium voltage compartment. It shall be arranged such that the power connections are front-accessible so it can be unbolted and removed if...
- Page 14 4.3.3 Power connections from the isolation switch to the contactor shall be made using bus bar. Connections from the contactor through the current transformers to the outgoing load terminals shall be made using power cable. 4.3.4 The contactor shall be supplied with an optional mechanical latch with provisions for manual or electrical trip.
- Page 15 4.5.7 An electrical interlock shall be provided to ensure the isolation switch does not open with the control power transformer under load. This interlock shall be designed such that during switch opening, the transformer secondary is disconnected prior to the opening of the switch blades.
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Page 23: Product Warranty
Product Warranty Toshiba offers a comprehensive warranty program on its full line of industrial products. Consult your salesperson or the factory for specific information. Need to Know More? Be sure to visit our website located at www.tic.toshiba.com for the latest...