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Federal Pacific NK631125 - Molded Case Circuit Breaker 125A 600V 3-Pole

Federal Pacific
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Federal Pacific NK631125 is a 3-pole molded case circuit breaker from the NK Series, designed for LI (Long-Time and Instantaneous) protection in industrial power distribution systems. It is rated for 600V AC, 125A continuous current, and 3-phase operation, utilizing a thermal magnetic trip mechanism for reliable overcurrent and short-circuit interruption. The unit features a bolt-on connection style, weighs 38 lb, and is constructed with a robust molded case housing for durability in demanding environments. It complies with applicable industry standards for molded case circuit breakers, ensuring safe and consistent performance. Typical applications include main or branch circuit protection in industrial switchboards, panelboards, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, NK Series, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • Weight: 38 lb
  • Functions: LI - Long-Time and Instantaneous
  • Family: NK Series
  • Manufacturer: Federal Pacific
  • Item Subcategory: Molded Case


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