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Westinghouse HFA3090 - Molded Case Circuit Breaker 90A 600V 3P

Westinghouse
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Westinghouse HFA3090 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 90A continuous current rating and a 600V AC voltage rating, with a robust thermal-magnetic trip unit providing both long-time and instantaneous (LI) protection functions. The breaker is constructed as a three-pole, bolt-on unit with a 25kA interrupting capacity at 480V AC, housed in a durable molded case. It is engineered to meet relevant industry standards for circuit protection in commercial and industrial applications, typically installed in panelboards, switchboards, and motor control centers to safeguard electrical circuits and connected equipment.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, HFA Series, Thermal-Magnetic Protection
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • AIC Rating: 25kA @ 480V AC
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Frame: HFA
  • Weight: 11 lb