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Westinghouse HKB31500TM - Magnetic Circuit Breaker 250A 600V

Westinghouse
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Westinghouse HKB31500TM is a 3-pole molded case circuit breaker designed for magnetic-only instantaneous protection in industrial power distribution systems. It carries a voltage rating of 600V with a continuous current rating of 250A and features a front adjustable interchangeable trip unit for precise protection settings. The unit weighs 2 lb, utilizes a bolt-on mounting configuration, and is part of the MARK 75 family within the HKB series frame. It is compatible with KB and HKB frames and employs a thermal magnetic trip mechanism with an interrupt rating of 25kA at 480V. This circuit breaker is suitable for industrial and commercial applications requiring reliable overcurrent protection.

Key Features & Specifications
  • Type: HKB
  • Family: MARK 75
  • Functions: I - Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Amperage: 250A
  • Protection: Magnetic Only
  • Weight: 2 lb
  • Mounting Type: Bolt-on
  • Trip Unit: Front adjustable interchangeable
  • Trip Mechanism: Thermal magnetic
  • Interrupt Rating: 25kA at 480V
  • Compatible Frames: KB, HKB
  • Load Side Lugs: Included