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Siemens EF3A030Z - Molded Case 30A 3-Pole 600V

Siemens
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Siemens EF3A030Z is a 3-pole molded case circuit breaker from the EF Series, designed for instantaneous magnetic-only protection in industrial and commercial power distribution systems. It is rated for 30A continuous current at a maximum voltage of 600V AC, with an interrupting capacity of 14kA at 480V, and features a bolt-on connection for secure panelboard or switchboard installation. The breaker weighs 8 lb and is constructed for three-phase applications, utilizing a Type EF frame with an I (instantaneous) function for short-circuit protection without thermal overload sensing. It complies with UL listing standards for reliable performance in demanding environments. Typical applications include motor branch circuits, control panels, and other equipment requiring magnetic-only overcurrent protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Siemens
  • Family: EF Series
  • Current Rating: 30A
  • Voltage Rating: 600V AC
  • Poles: 3
  • Phase: 3
  • Protection: Magnetic Only
  • Functions: I - Instantaneous
  • Connection: Bolt-On
  • AIC Rating: 14kA@480V
  • Weight: 8 lb
  • Certifications: UL Listed
  • Application: Industrial/Commercial


Catalog Number: EF3A030Z