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Westinghouse RFA3040 - 3-Pole Molded Case Breaker 40A 600V

Westinghouse
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Westinghouse RFA3040 is a 3-pole molded case circuit breaker from the FA Series, designed for thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions. It is rated for 600V AC, 40A continuous current, and an interrupting capacity of 14kA at 480V, with a bolt-on connection for secure panel mounting. The unit weighs 11 lb and features a compact molded case construction suitable for industrial environments. It complies with applicable UL and NEMA standards for overcurrent protection in commercial and industrial power distribution systems. This breaker is typically used in 3-phase load centers, switchboards, and panelboards for motor and feeder circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, FA Series, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 14kA@480V
  • Connection: Bolt-On
  • Protection: Thermal Magnetic, LI (Long-Time and Instantaneous)
  • Weight: 11 lb
  • Functions: LI - Long-Time and Instantaneous