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Siemens HE2B045L - Molded Case Circuit Breaker 45A 2-Pole 480V

Siemens
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Siemens HE2B045L is a 2-pole molded case circuit breaker from the HE Series, designed for thermal-magnetic overcurrent protection in single-phase electrical systems. It is rated for 45A continuous current at 480V AC, with a 25kA interrupting capacity at 480V, and utilizes LI (Long-Time and Instantaneous) trip functions for coordinated fault response. The unit weighs 3 lb and features a feed-thru connection type for straightforward panelboard or switchgear installation. This breaker complies with UL listing standards, ensuring reliable performance in demanding industrial environments. Typical applications include branch circuit protection in commercial and light industrial power distribution systems.

Key Features & Specifications
  • Type: HE
  • Poles: 2
  • Current Rating: 45A
  • Voltage Rating: 480V AC
  • Interrupt Rating: 25kAIC @ 480V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Feed-Thru
  • Phase: 1
  • Weight: 3 lb
  • Mounting Type: Bolt-on
  • UL Listed