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Westinghouse HMA2150T - Thermal Magnetic Trip Unit 150A 600V

Westinghouse
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Westinghouse HMA2150T is a thermal-magnetic trip unit designed for overcurrent protection within the MARK 75 family of circuit breakers. It provides LI (Long-Time and Instantaneous) protection functions and is rated for a maximum voltage of 600V. This 2-pole unit has a continuous current rating of 150A and is compatible with both MA and HMA breaker frames. The trip unit weighs 3 lb and is constructed for industrial environments requiring reliable, adjustable protection against sustained overloads and short circuits.

Key Features & Specifications
  • Type: Thermal Magnetic Trip Unit
  • Voltage Rating: 600V
  • Current Rating: 150A (Minimum 150A, Maximum 150A)
  • Poles: 2
  • Functions: LI - Long-Time and Instantaneous
  • Protection: Thermal Magnetic
  • Compatible Frames: MA, HMA
  • Family: MARK 75
  • Weight: 3 lb
  • Item Subcategory: Trip Units & Programmers