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Westinghouse KB3175T - Thermal Magnetic Trip Unit 600V 175A

Westinghouse
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Westinghouse KB3175T is a thermal-magnetic trip unit designed for overcurrent protection in industrial circuit breaker applications. It provides LI (Long-Time and Instantaneous) protection functions with a voltage rating of 600V and a current rating of 175A, supporting both minimum and maximum amperage of 175. This three-pole unit weighs 2 lb and is compatible with KB and HKB breaker frames, featuring a compact construction for panel integration. It complies with industry standards for thermal-magnetic protection in low-voltage distribution systems. Typical applications include motor control centers, switchboards, and industrial power distribution panels requiring precise long-time and instantaneous trip coordination.

Key Features & Specifications
  • Type: Thermal Magnetic Trip Unit
  • Voltage Rating: 600V
  • Current Rating: 175A (Minimum 175, Maximum 175)
  • Poles: 3
  • Functions: LI - Long-Time and Instantaneous
  • Protection: Thermal Magnetic
  • Compatible Frames: KB, HKB
  • Weight: 2 lb
  • Family: AB DE-ION
  • Item Subcategory: Trip Units & Programmers


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