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Challenger CK3400F - Molded Case Frame 400A 3-Pole 600V

Challenger
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Challenger CK3400F is a molded case circuit breaker frame designed for overcurrent protection in industrial power distribution systems. This 3-pole, 3-phase unit is rated for 400A continuous current at 600VAC with a 35kA interrupting capacity at 480VAC, utilizing thermal-magnetic protection with LI (Long-Time and Instantaneous) functions. The frame weighs 12 lb and features a feed-thru connection configuration, though it is supplied as a frame only, meaning no lugs or trip unit are included. It complies with applicable industry standards for molded case circuit breakers. Typical applications include branch circuit and main feeder protection in commercial and industrial electrical panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker Frame
  • Voltage Rating: 600V
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3
  • Connection: Feed-Thru
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC Rating: 35kA@480V
  • Family: CK Series
  • Weight: 12 lb
  • Additional Info: This item is Frame only as defined by the part number. That means it is only the circuit breaker frame, and no lugs or trip unit is included with the frame.


Product Identification
  • Manufacturer: Challenger
  • Model: CK3400F