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Westinghouse JB3090S - Molded Case Circuit Breaker 90A 600V 3-Pole

Westinghouse
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Westinghouse JB3090S is a 3-pole molded case circuit breaker from the AB DE-ION family, designed to provide thermal magnetic protection for electrical distribution systems. It is rated for 90A at 600V AC, with a long-time and instantaneous (LI) trip function and an interrupting capacity of 22kA at 480V. The unit features a bolt-on connection, weighs 19 lb, and is constructed for reliable fault current interruption in three-phase applications. This breaker complies with industry standards for molded case circuit breakers and is suitable for use in industrial power distribution panels and motor control centers.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Part Number: JB3090S
  • Item Subcategory: Molded Case
  • Family: AB DE-ION
  • Type: JB
  • Weight: 19 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V AC
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 22kA at 480V
  • Phase: 3
  • Current Rating: 90A
  • Amperage: 90A
  • Frame/Series: JB
  • Trip Unit: Thermal Magnetic
  • Interrupt Rating: 22kA at 480V
  • Mounting Type: Bolt-On