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Westinghouse LB3100 - 3-Pole 100A Molded Case Breaker

Westinghouse
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The Westinghouse LB3100 is a three-pole molded case circuit breaker from the AB DE-ION family, designed to provide thermal-magnetic overcurrent protection for electrical distribution systems. It is rated for 600V AC, 100A continuous current, and has an interrupting capacity of 30kA at 480V, with LI (Long-Time and Instantaneous) trip functions. This bolt-on breaker weighs 20 lb and features a robust molded case construction for reliable industrial service. It complies with applicable industry standards for overcurrent protection in commercial and industrial environments. Typical applications include protecting feeders, branch circuits, and equipment in manufacturing plants, commercial buildings, and heavy industrial facilities.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic, Bolt-On
  • Voltage Rating: 600V AC
  • Current Rating: 100A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 30kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Family: AB DE-ION
  • Weight: 20 lb
  • Mounting: Bolt-On
  • Standards: Complies with applicable industry standards


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