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Westinghouse JB3090 - 3-Pole 90A Molded Case Breaker 600V

Westinghouse
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Westinghouse JB3090 is a 3-pole molded case circuit breaker from the AB DE-ION family, designed to provide LI (Long-Time and Instantaneous) protection for industrial electrical systems. It is rated for 600V AC, 90A continuous current, with a 22kA interrupting capacity at 480V, and utilizes thermal magnetic protection. The unit features a bolt-on connection, weighs 19 lb, and is constructed for robust 3-phase applications. This breaker complies with industry standards for overcurrent protection in commercial and industrial power distribution. Typical applications include protecting feeders, motors, and branch circuits in panelboards and switchboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, AB DE-ION Family
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 22kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 19 lb
  • Item Subcategory: Molded Case
  • Family: AB DE-ION
  • Type: JB