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Westinghouse JB3100W - Molded Case Breaker 100A 600V 3-Pole

Westinghouse
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Westinghouse JB3100W is a 3-pole molded case circuit breaker from the AB DE-ION family, designed for thermal-magnetic overcurrent protection in low voltage distribution systems. It is rated for 600V AC and 100A continuous current, with a 22kA interrupting capacity at 480V, and provides LI (Long-Time and Instantaneous) trip functions. The unit weighs 19 lb, features a bolt-on connection, and is a 3-phase device; lugs are not included. It meets UL Listed interrupting ratings and Federal Specification W-C-375b. This breaker is suitable for industrial and commercial environments requiring robust circuit protection.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Model: JB3100W
  • Item Subcategory: Molded Case
  • Family: AB DE-ION
  • Type: JB
  • Weight: 19 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 22kA@480V
  • Phase: 3
  • Current Rating: 100A
  • Additional Info: Lugs are not included
  • Continuous Ampere Rating at 40°C: 100A
  • Federal Specification: Class 19a
  • UL Listed Interrupting Ratings
  • Meets Federal Specification W-C-375b