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Siemens EH3A020 - Molded Case 20A 480V 3-Pole

Siemens
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Siemens EH3A020 Circuit Breaker is a 3-pole molded case circuit breaker designed for instantaneous magnetic-only protection in industrial power distribution systems. It is rated for 20A continuous current at 480V AC with a 14kA interrupting capacity at 480V, providing reliable overcurrent protection for motor circuits and other inductive loads. The unit features a bolt-on connection type, weighs 8 lb, and is constructed as a compact molded case design within the EH Series family. This breaker complies with industry standards for molded case circuit breakers and is suitable for 3-phase applications requiring instantaneous trip functionality. Typical applications include motor control centers, panelboards, and industrial machinery where magnetic-only protection is specified to prevent nuisance tripping from inrush currents.

Key Features & Specifications
  • Type: Molded Case, Magnetic Only, Instantaneous Trip
  • Voltage Rating: 480V AC
  • Current Rating: 20A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 14kA@480V
  • Connection: Bolt-On
  • Protection: Magnetic Only
  • Functions: I - Instantaneous
  • Weight: 8 lb
  • Family: EH Series
  • Item Subcategory: Molded Case


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