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Siemens EF3L050 - Molded Case Circuit Breaker 50A 600V 3-Pole

Siemens
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Siemens EF3L050 is a 3-pole molded case circuit breaker from the EF Series, designed for instantaneous magnetic-only protection in industrial power distribution systems. It is rated for 50A at 600V with a 14kA interrupting capacity at 480V, utilizing a bolt-on connection for secure panel mounting. Weighing 8 lb, this three-phase breaker features a compact frame and a thermal magnetic trip unit for reliable overcurrent response. It complies with UL and ANSI standards, ensuring safe operation in commercial and industrial environments. Typical applications include motor control centers, lighting panels, and feeder circuits requiring high fault current protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Family: EF Series
  • Poles: 3
  • Phase: 3
  • Current Rating: 50A
  • Voltage Rating: 600V
  • Interrupt Rating: 14kA at 480V
  • Protection: Magnetic Only (Instantaneous)
  • Connection: Bolt-On
  • Weight: 8 lb
  • Trip Unit: Thermal Magnetic
  • Certifications: UL, ANSI
  • Dimensions: Approx. 4" W x 4.56" D x 6.35" H


Part Number: EF3L050