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Westinghouse JB31750M - Molded Case 250A 600V 3-Pole

Westinghouse
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The Westinghouse JB31750M is a three-pole molded case circuit breaker from the AB DE-ION family, designed for instantaneous magnetic-only protection against short circuits and high-level faults. It is rated for 600V AC, 250A continuous current, and 3-phase operation, with an interrupting capacity of 22kA at 480V AC. This bolt-on unit weighs 19 lb and features a compact molded case construction for secure panel mounting. It complies with industry standards for industrial power distribution and motor control applications. The JB31750M is typically used in manufacturing facilities, heavy machinery, and electrical switchboards requiring reliable overcurrent protection without thermal elements.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, AB DE-ION family, magnetic-only instantaneous trip
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Magnetic Only (Instantaneous)
  • AIC Rating: 22kA at 480V AC
  • Functions: I - Instantaneous
  • Weight: 19 lb
  • Standards: Industry standard for industrial circuit protection
  • Applications: Industrial power distribution, motor control centers, heavy machinery


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