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Westinghouse K3125L - 3-Pole 125A Molded Case Breaker 600V

Westinghouse
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Westinghouse K3125L is a three-pole molded case circuit breaker from the K Series, designed to provide LI (Long-Time and Instantaneous) thermal-magnetic protection for industrial power distribution systems. It is rated for 600V AC, 125A continuous current, and a 22kA interrupting capacity at 480V, with a feed-thru connection configuration for three-phase applications. The unit weighs 48 lb and features a robust molded case construction suitable for panelboard and switchboard installations. This breaker complies with applicable industry standards for overcurrent protection in commercial and industrial environments. It is commonly used in motor control centers, distribution panels, and heavy machinery circuits requiring reliable short-circuit and overload protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, K Series, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • Connection: Feed-Thru
  • Protection: LI - Long-Time and Instantaneous
  • AIC Rating: 22kA@480V
  • Weight: 48 lb
  • Functions: LI - Long-Time and Instantaneous
  • Family: K Series
  • Item Subcategory: Molded Case


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