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Westinghouse HKB3150T - Thermal Magnetic Breaker 150A 600V 3P

Westinghouse
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Westinghouse HKB3150T is a three-pole thermal magnetic circuit breaker designed for providing reliable overcurrent protection in industrial power distribution systems. It operates with a 600V AC voltage rating and a fixed 150A current rating, integrating both long-time and instantaneous (LI) trip functions within its compact, 2 lb unit designed for the MARK 75 family. This breaker is engineered for compliance with relevant industry standards and is specifically compatible with KB and HKB frame sizes, making it suitable for installation in motor control centers, panelboards, and other commercial or industrial electrical equipment.

Key Features & Specifications
  • Type: Thermal Magnetic Circuit Breaker, Trip Unit/Programmer
  • Voltage Rating: 600V AC
  • Current Rating: 150A
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous)
  • Compatible Frames: KB, HKB
  • Family: MARK 75
  • Weight: 2 lb


Product Identification
  • Manufacturer: Westinghouse
  • Model: HKB3150T