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Siemens EF3B025 - Molded Case 25A 3-Pole 600V

Siemens
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The Siemens EF3B025 is a three-pole molded case circuit breaker from the EF Series, designed to provide overcurrent protection through its thermal magnetic mechanism. This unit is rated for 600V AC, 25A continuous current, and an interrupting capacity of 14kA at 480V, with LI (Long-Time and Instantaneous) protection functions. Weighing 8 lb, it features a bolt-on connection style and a compact molded case construction for secure panel mounting. The breaker complies with industry standards for industrial power distribution and motor branch circuit protection. Typical applications include use in switchboards, panelboards, and combination motor starters within manufacturing and process control environments.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 25A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 14kA@480V
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • Weight: 8 lb
  • Family: EF Series
  • Functions: LI - Long-Time and Instantaneous