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Westinghouse LM31000 - 3-Pole 1000A Molded Case Breaker

Westinghouse
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The Westinghouse LM31000 is a three-pole molded case circuit breaker from the LM Series, designed to provide long-time and instantaneous (LI) protection against overloads and short circuits. It is rated for 600V AC, 1000A continuous current, and an interrupting capacity of 18kA at 480V, utilizing a thermal-magnetic trip mechanism for reliable overcurrent protection. This bolt-on unit weighs 11 lb and is constructed for three-phase industrial power distribution systems. The LM31000 complies with industry standards for molded case circuit breakers, ensuring robust performance in demanding environments. Typical applications include main or feeder protection in commercial and industrial switchboards, panelboards, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Voltage Rating: 600V AC
  • Current Rating: 1000A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC rating: 18kA@480V
  • Phase: 3
  • Weight: 11 lb
  • Family: LM Series
  • Type: LM


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