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Federal Pacific HEF437100 - Molded Case Circuit Breaker 100A 480V

Federal Pacific
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Federal Pacific HEF437100 is a 3-pole molded case circuit breaker from the HEF Series, designed for overcurrent protection in three-phase power distribution systems. It is rated for 100 amperes at 480 volts AC, utilizing thermal magnetic protection with long-time and instantaneous trip functions (LI) to safeguard against overloads and short circuits. This bolt-on unit features a non-interchangeable trip unit with load side lug terminals, weighing 13 lb, and is built for secure industrial installations. The breaker complies with industry standards for high-fault applications, offering an interrupting rating of 22kA at 480V AC. Typical applications include industrial and commercial electrical panels requiring reliable branch circuit protection.

Key Features & Specifications
  • Type: Molded Case
  • Family: HEF Series
  • Poles: 3
  • Current Rating: 100A
  • Voltage Rating: 480V AC
  • Protection: Thermal Magnetic
  • Trip Functions: Long-Time and Instantaneous (LI)
  • Mounting: Bolt-On
  • Connection: Bolt-On
  • Terminal Type: Load Side Lug
  • Trip Unit: Non-Interchangeable
  • Interrupt Rating: 22kAIC at 480V
  • Phase: 3
  • Weight: 13 lb
  • Frame Type: NEF-7