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Westinghouse LM3275L - Molded Case Circuit Breaker 275A 3-Pole 600V

Westinghouse
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The Westinghouse LM3275L is a three-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 275A continuous current, and provides a 22kA interrupting capacity at 480V AC. This thermal-magnetic breaker features LI (Long-Time and Instantaneous) trip functions, a feed-thru connection, and weighs 70 lb, housed in a robust molded case for reliable performance. It complies with industry standards for electrical safety and is suitable for use in panelboards, switchboards, and motor control centers requiring 3-phase protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 275A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 22kA@480V
  • Connection: Feed-Thru
  • Protection: LI - Long-Time and Instantaneous
  • Functions: Overcurrent Protection
  • Weight: 70 lb
  • Family: LM Series
  • Type: LM
  • Item Subcategory: Molded Case