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Square D FAF34040 - Molded Case Circuit Breaker 40A 480V 3P

Square D
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Square D FAF34040 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 40A current rating and a 480V AC voltage rating, housed within a compact F-frame thermal-magnetic design offering an interrupting capacity of 18kA at 480V. The unit is constructed as a three-pole, bolt-on breaker with a long-time and instantaneous (LI) trip function, ensuring compliance with relevant industry standards for electrical safety and performance. This robust 5 lb device is engineered for integration into industrial panels and switchgear, safeguarding motors, feeders, and branch circuits from electrical faults.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, FAF Series
  • Voltage Rating: 480V AC
  • Current Rating: 40A
  • Frame Size: F Frame
  • Poles: 3
  • Connection: Bolt-On
  • Phase: 3
  • AIC Rating: 18kA @ 480V
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous)
  • Weight: 5 lb
  • Standards: Designed to meet applicable industry standards for circuit protection.
  • Applications: Industrial power distribution, motor protection, panelboards, and switchgear.