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Westinghouse KB3090T - Thermal Magnetic Trip Unit 600V 90A

Westinghouse
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Westinghouse KB3090T is a thermal magnetic trip unit designed for overcurrent protection in industrial circuit breakers. It provides LI (Long-Time and Instantaneous) protection functions with a voltage rating of 600V and an adjustable amperage range of 90A minimum to 90A maximum. This three-pole unit weighs 2 lb and is compatible with KB and HKB breaker frames, featuring a compact construction for integration into AB DE-ION series panels. It meets industry standards for reliable performance in demanding electrical environments. Typical applications include motor control centers, distribution panels, and industrial power systems requiring precise overcurrent coordination.

Key Features & Specifications
  • Type: Thermal Magnetic Trip Unit
  • Voltage Rating: 600V
  • Amperage Minimum: 90
  • Amperage Maximum: 90
  • 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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