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Westinghouse HKA21250TM - Magnetic Only Trip Unit 225A 600V

Westinghouse
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Westinghouse HKA21250TM is a MARK 75 series trip unit and programmer designed for instantaneous magnetic-only protection in industrial power distribution systems. This 2-pole unit operates at a 600V voltage rating with a continuous current range of 225A minimum to 225A maximum, providing reliable overcurrent interruption for compatible KA and HKA frames. The unit weighs 2 lb and is constructed for bolt-on mounting within molded case circuit breaker assemblies. It complies with UL 489 standards for industrial and commercial applications. This trip unit is suited for main or branch circuit applications requiring dependable magnetic-only protection.

Key Features & Specifications
  • Type: HKA
  • Family: MARK 75
  • Poles: 2
  • Voltage Rating: 600V AC
  • Amperage Minimum: 225
  • Amperage Maximum: 225
  • Protection: Magnetic Only
  • Functions: I - Instantaneous
  • Compatible Frames: KA, HKA
  • Weight: 2 lb
  • Mounting Type: Bolt-On
  • Standards: Complies with UL 489
  • Application: Industrial & Commercial Power Distribution


Part Number: HKA21250TM