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Square D FAF34045 - Molded Case Circuit Breaker 45A 480V 3P

Square D
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Square D FAF34045 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 480V AC voltage rating and a 45A continuous current rating, housed within a compact F-frame thermal-magnetic design. The breaker utilizes a bolt-on connection for secure installation and offers long-time and instantaneous (LI) trip functions for coordinated protection. It complies with relevant industry standards for circuit interruption and is rated for an interrupting capacity of 18kA at 480V AC. Typical applications include protecting feeders and branch circuits in industrial control panels, machinery, and commercial electrical systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, FAF Series, Thermal-Magnetic Protection
  • Voltage Rating: 480V AC
  • Current Rating: 45A
  • Frame Size: F Frame
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC Rating: 18kA @ 480V AC
  • Item Subcategory: Molded Case
  • Weight: 5 lb
  • Additional Info: Lugs are not included; consult manufacturer for lug part numbers based on wiring specifications.