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Siemens EF3B110L - Molded Case Circuit Breaker, 110A 600V 3P

Siemens
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Siemens EF3B110L is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a thermal-magnetic trip unit with long-time and instantaneous (LI) protection functions, rated for 600V AC applications with a continuous current rating of 110A and an interrupting capacity of 14kA at 480V. The breaker is constructed as a compact, three-pole unit with a feed-thru connection style and a weight of 8 lb, ensuring robust performance in demanding environments. It is engineered to meet relevant industry standards for safety and performance in electrical protection. Typical applications include use as a branch circuit protector in panelboards, switchboards, and industrial control panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, EF Series, Thermal Magnetic Protection
  • Voltage Rating: 600V AC
  • Current Rating: 110A
  • Poles: 3
  • Phase: 3
  • Connection: Feed-Thru
  • Protection Functions: LI (Long-Time and Instantaneous)
  • AIC Rating: 14kA @ 480V
  • Weight: 8 lb