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Siemens HE3A050 - Molded Case Circuit Breaker 50A 3-Pole 480V

Siemens
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Siemens HE3A050 is a 3-pole molded case circuit breaker from the HE Series, designed for instantaneous magnetic-only overcurrent protection in industrial and commercial power distribution systems. It is rated for 50A continuous current at 480V AC, with a 25kA interrupting capacity at 480V, and supports three-phase, 50/60 Hz operation. The unit features a bolt-on connection type, weighs 8 lb, and utilizes a standard range ETI trip unit for reliable performance. This breaker complies with industry standards for molded case circuit breakers, ensuring safe and dependable operation in demanding environments. Typical applications include motor control centers, panelboards, and switchboards requiring robust short-circuit protection.

Key Features & Specifications
  • Type: Molded Case
  • Family: HE Series
  • Poles: 3
  • Current Rating: 50A
  • Voltage Rating: 480V AC
  • Interrupt Rating: 25kA at 480V
  • Mounting Type: Bolt-On
  • Protection: Magnetic Only
  • Functions: I - Instantaneous
  • Phase: 3
  • Frequency: 50/60 Hz
  • Trip Unit: Standard Range ETI
  • Weight: 8 lb


Part Number: HE3A050