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American/Federal Pacific HM622300 - Molded Case Circuit Breaker 300A 600V

American/Federal Pacific
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American/Federal Pacific HM622300 is a 2-pole molded case circuit breaker from the HM Series, designed for overcurrent protection in single-phase electrical systems. This 300A unit is rated for 600V and features a thermal magnetic trip mechanism with long-time and instantaneous (LI) functions to safeguard against sustained overloads and short circuits. The breaker employs a bolt-on connection type and weighs 43 lb, with a compact construction suited for panelboard installation. It carries an interrupting rating of 22kA at 480V, meeting industry standards for reliable fault interruption. This breaker is typically applied in industrial and commercial power distribution systems requiring robust circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: American/Federal Pacific
  • Family: HM Series
  • Type: HM
  • Weight: 43 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 2
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 22kA@480V
  • Phase: 1
  • Current Rating: 300A
  • Amperage: 300A
  • Mounting Type: Bolt-On
  • Interrupt Rating: 22kA @ 480V
  • Trip Unit: Thermal Magnetic (Long Time and Instantaneous)
  • Terminals: Load Side Lug