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Westinghouse HKB3070T - Thermal Magnetic Trip Unit 70A 600V

Westinghouse
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Westinghouse HKB3070T is a thermal magnetic circuit breaker trip unit designed for providing reliable overcurrent protection in industrial power distribution systems. It features a 600V AC voltage rating and a fixed 70A current rating, housed within a compact 70-frame size unit weighing 2 lb. This device complies with relevant industry standards for electrical safety and is engineered for integration into compatible KB and HKB breaker frames. Its typical applications include protecting three-phase motor circuits and feeder lines within industrial control panels and switchgear.

Key Features & Specifications
  • Type: Thermal Magnetic Trip Unit, Electronic
  • Voltage Rating: 600V AC
  • Current Rating: 70A
  • Functions: LI (Long-Time and Instantaneous)
  • Protection: Thermal Magnetic
  • Poles: 3
  • Frame Size: 70
  • Compatible Frames: KB, HKB
  • Family: MARK 75
  • Item Subcategory: Trip Units & Programmers
  • Weight: 2 lb