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Westinghouse KB3150S - Molded Case 150A 600V 3-Pole

Westinghouse
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Westinghouse KB3150S is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It provides thermal-magnetic protection with a 600V voltage rating and a 150A current rating, featuring LI (Long-Time and Instantaneous) trip functions. The three-pole unit weighs 19 lb and uses a bolt-on connection, with an AIC rating of 22kA at 480V in a three-phase configuration. This breaker is part of the AB DE-ION family and complies with industry standards for reliable performance in demanding environments. It is suitable for protecting feeders, motors, and branch circuits in manufacturing plants, commercial buildings, and utility applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 600V
  • Current Rating: 150A
  • Poles: 3
  • Connection: Bolt-On
  • Phase: 3
  • AIC Rating: 22kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 19 lb
  • Family: AB DE-ION
  • Item Subcategory: Molded Case


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