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Westinghouse KA3125W - 3-Pole 125A Molded Case Breaker (600V AC)

Westinghouse
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Westinghouse KA3125W is a 3-pole molded case circuit breaker from the KA Series, designed for LI (Long-Time and Instantaneous) protection in industrial power distribution systems. It is rated for 600V AC, 125A continuous current, and delivers a 22kA interrupting capacity at 480V AC, with a thermal magnetic trip mechanism for reliable overcurrent protection. This bolt-on unit weighs 19 lb and features a compact molded case construction for panelboard installation, though it does not include lugs. The breaker complies with industry standards for industrial applications, making it suitable for protecting feeders, motors, and branch circuits in manufacturing facilities and commercial buildings.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, KA Series
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 22kA@480V
  • Phase: 3
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 19 lb
  • Additional Info: This item does not include lugs.


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