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Siemens EF3A100 - Molded Case Circuit Breaker 100A 600V

Siemens
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Siemens EF3A100 is a 3-pole, 100A molded case circuit breaker designed for instantaneous magnetic-only protection in commercial and industrial power distribution systems. It operates at a voltage rating of 600V AC with a 14kA interrupting capacity at 480V, providing reliable fault current interruption. The unit features a bolt-on connection type, weighs 8 lb, and is constructed with a durable molded case housing and lug terminals. This breaker complies with industry standards for high-fault environments, ensuring robust performance in demanding applications. Typical applications include motor control centers, panelboards, and switchboards requiring precise magnetic-only protection.

Key Features & Specifications
  • Type: EF
  • Family: EF Series
  • Functions: I - Instantaneous
  • Voltage Rating: 600V AC
  • Current Rating: 100A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Magnetic Only
  • AIC Rating: 14kA @ 480V
  • Weight: 8 lb
  • Wire Size: 14-10 AWG Copper, 12-10 AWG Aluminum
  • Terminal Type: Lug
  • Mounting Type: Bolt-On


Part Number: EF3A100