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Westinghouse JB31250SM - Molded Case 250A 600V 3-Pole

Westinghouse
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The Westinghouse JB31250SM 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 at 480V, with a bolt-on connection and three-phase operation. This unit weighs 19 lb and features a compact molded case construction for robust performance. 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, AB DE-ION family, instantaneous magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Magnetic Only
  • AIC rating: 22kA@480V
  • Phase: 3
  • Functions: I - Instantaneous
  • Weight: 19 lb
  • Standards: Industry standard for molded case circuit breakers
  • Applications: Industrial power distribution, motor control, switchgear


Product Identification
  • UPC: Not specified
  • GTIN: Not specified