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EH3A100

Siemens
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Siemens EH3A100 Circuit Breaker - Molded Case 100A 3-Pole (480V Magnetic Only) The Siemens EH3A100 is a 3-pole molded case circuit breaker from the EH Series, designed to provide instantaneous magnetic-only protection for short-circuit conditions in industrial power distribution systems. It is rated for 100A at 480V AC with a 14kA interrupting capacity at 480V, and features a bolt-on connection for secure panel mounting. Weighing 8 lb, this compact breaker utilizes an instantaneous trip function (Type I) to deliver fast fault clearing without thermal overload protection. It complies with industry standards for molded case breakers and is suitable for three-phase applications requiring reliable short-circuit isolation. Typical applications include motor control centers, switchboards, and industrial machinery where magnetic-only protection is specified.

Key Features & Specifications
  • Type: Molded Case
  • Family: EH Series
  • Poles: 3
  • Current Rating: 100A
  • Voltage Rating: 480V
  • Protection: Magnetic Only
  • Functions: I - Instantaneous
  • Connection: Bolt-On
  • AIC Rating: 14kA@480V
  • Phase: 3
  • Weight: 8 lb


Part Number: EH3A100