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Westinghouse JA31250SM - Molded Case 225A 600V 3-Pole

Westinghouse
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Westinghouse JA31250SM is a three-pole molded case circuit breaker from the JA Series, designed for instantaneous magnetic-only protection in industrial power distribution systems. It is rated for 225A continuous current at 600VAC, with an interrupting capacity of 22kA at 480V, and utilizes a bolt-on connection for secure panel mounting. The unit weighs 19 lb and provides instantaneous trip response for short-circuit and overcurrent faults without thermal delay. This breaker complies with industry standards for molded case circuit breakers and is suitable for 3-phase applications requiring high fault current interruption in motor control centers, switchboards, and distribution panels.

Key Features & Specifications
  • Type: Molded Case, Magnetic Only
  • Voltage Rating: 600V
  • Current Rating: 225A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: I - Instantaneous
  • AIC rating: 22kA@480V
  • Weight: 19 lb
  • Family: JA Series
  • Functions: I - Instantaneous


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