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Westinghouse KB3250FS - Molded Case Circuit Breaker Frame 250A 600V

Westinghouse
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Westinghouse KB3250FS is a molded case circuit breaker frame from the AB DE-ION family, designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 250A, and 3-phase operation, providing long-time and instantaneous (LI) protection via a thermal magnetic trip mechanism. This bolt-on unit weighs 16 lb and features a 3-pole configuration with a 22kA interrupting capacity at 480V AC. It complies with industry standards for molded case circuit breakers and is intended for use in switchboards, panelboards, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker Frame (AB DE-ION family, Type KB)
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 22kA@480V
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 16 lb
  • Additional Info: This item is Frame only as defined by the part number. That means it is only the circuit breaker frame, and no lugs or trip unit is included with the frame.