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Challenger SF3C125 - Molded Case Circuit Breaker 125A 480V 3P

Challenger
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Challenger SF3C125 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial electrical systems. It features a 125A continuous current rating and a 480V AC voltage rating, with a robust thermal-magnetic trip unit offering combined long-time and instantaneous (LI) protection functions. The breaker is constructed with a three-pole bolt-on connection within the SF series frame, providing an interrupting capacity of 25kA at 480V AC to safeguard downstream equipment. This unit complies with relevant industry standards for molded case circuit breakers and is typically applied in panelboards, switchboards, and industrial control panels where dependable circuit protection is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, SF Series Frame
  • Voltage Rating: 480V AC
  • Current Rating: 125A
  • Phase: 3
  • Poles: 3
  • Connection: Bolt-On
  • AIC Rating: 25kA @ 480V AC
  • Protection Functions: Long-Time and Instantaneous (LI)
  • Trip Type: Thermal-Magnetic
  • Item Subcategory: Molded Case
  • Weight: 15 lb