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Westinghouse JB31500SMW - Molded Case Breaker 250A 600V 3-Pole

Westinghouse
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Westinghouse JB31500SMW is a 3-pole molded case circuit breaker from the AB DE-ION family, designed for instantaneous magnetic-only protection in industrial power distribution systems. It is rated for 600V AC, 250A, and 3-phase operation, with a 22kA interrupting capacity at 480V. This bolt-on unit weighs 19 lb and does not include lugs. It complies with industry standards for overcurrent protection in heavy-duty environments. Typical applications include motor control centers, switchboards, and industrial machinery requiring high fault current interruption.

Key Features & Specifications
  • Type: Molded Case, Magnetic Only, Instantaneous Trip
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Magnetic Only
  • AIC Rating: 22kA@480V
  • Functions: I - Instantaneous
  • Weight: 19 lb
  • Family: AB DE-ION
  • Additional Info: This item does not include Lugs.


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