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Westinghouse KB2090 - 90A 2-Pole Molded Case Breaker 600V

Westinghouse
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The Westinghouse KB2090 is a 2-pole molded case circuit breaker from the AB DE-ION family, designed to provide LI (Long-Time and Instantaneous) protection for electrical circuits. It is rated for 600V AC, 90A, with a 22kA interrupting capacity at 480V, and utilizes thermal magnetic protection for reliable overcurrent response. This bolt-on breaker weighs 17 lb and is constructed for single-phase applications, featuring a compact, industrial-grade frame. It complies with industry standards for molded case breakers, making it suitable for protecting distribution panels and equipment in commercial and light industrial settings.

Key Features & Specifications
  • Type: Molded Case, AB DE-ION Family, KB Series
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Poles: 2
  • Connection: Bolt-On
  • Protection: Thermal Magnetic (LI - Long-Time and Instantaneous)
  • AIC Rating: 22kA@480V
  • Phase: 1
  • Weight: 17 lb
  • Functions: LI - Long-Time and Instantaneous


Product Identification
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