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Westinghouse LA3125S - Molded Case Circuit Breaker 125A 600V

Westinghouse
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The Westinghouse LA3125S is a 3-pole molded case circuit breaker from the LA Series, designed to provide overcurrent protection through its thermal magnetic trip mechanism. This unit is rated for 600V AC, 125A continuous current, and delivers a 30kA interrupting capacity at 480V, with LI (Long-Time and Instantaneous) protection functions for coordinated fault response. Constructed with a bolt-on connection and weighing 29 lb, it features a compact frame suited for industrial panelboards and switchboards. The breaker complies with applicable industry standards for 3-phase systems, ensuring reliable performance in motor control centers, distribution panels, and other heavy-duty electrical installations.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, LI (Long-Time and Instantaneous) Functions
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 30kA@480V
  • Connection: Bolt-On
  • Weight: 29 lb
  • Family: LA Series
  • Functions: LI - Long-Time and Instantaneous


Product Identification
  • UPC: Not available
  • GTIN: Not available