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Siemens EF3B125L - Molded Case Circuit Breaker 125A 600V 3P

Siemens
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Siemens EF3B125L 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 125A continuous current rating and a 600V AC voltage rating, housed in a robust 8 lb enclosure with a feed-thru connection configuration. This thermal magnetic breaker complies with relevant industry standards for safety and performance, utilizing a long-time and instantaneous (LI) trip function for coordinated protection. It is engineered for use in panelboards, switchboards, and industrial control panels where a 14kA interrupting rating at 480V AC is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, EF Series
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Dimensions: N/A
  • Standards: Industry Standard
  • Applications: Industrial Power Distribution, Panelboards, Switchboards
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 3
  • AIC rating: 14kA @ 480V AC
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Frame Size: EF
  • Trip Type: Thermal Magnetic
  • Weight: 8 lb
  • Family: EF Series


Product Identification
  • Manufacturer Part Number: EF3B125L