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Westinghouse HKA3175TV - 175A 3-Pole Thermal Magnetic Trip Unit

Westinghouse
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The Westinghouse HKA3175TV is a thermal-magnetic circuit breaker trip unit designed for overcurrent protection within the MARK 75 family. It provides LI (Long-Time and Instantaneous) protection functions and is rated for 600V AC with a current rating of 175A across three poles. This unit weighs 2 lb and is compatible with KA and HKA breaker frames, featuring a robust construction for industrial environments. It complies with industry standards for reliable performance in demanding applications, making it suitable for use in industrial power distribution systems, motor control centers, and switchgear where precise overcurrent protection is required.

Key Features & Specifications
  • Type: Thermal Magnetic Trip Unit
  • Voltage Rating: 600V
  • Current Rating: 175A
  • Poles: 3
  • Functions: LI - Long-Time and Instantaneous
  • Compatible Frames: KA, HKA
  • Weight: 2 lb
  • Family: MARK 75
  • Item Subcategory: Trip Units & Programmers
  • Amperage Minimum: 175
  • Amperage Maximum: 175
  • Protection: Thermal Magnetic