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Westinghouse JB31750SMW - Molded Case Breaker 250A 600V 3-Pole

Westinghouse
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Westinghouse JB31750SMW 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 22kA interrupting capacity at 480V, with a bolt-on connection for secure installation. This unit weighs 19 lb and does not include lugs, requiring separate specification for wiring connections. It complies with industry standards for overcurrent protection in three-phase applications. Typical uses include motor control centers, switchboards, and industrial machinery requiring high fault current interruption.

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


Product Identification
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