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Challenger SJK3F400 - Molded Case Breaker 400A 600V 3-Pole

Challenger
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Challenger SJK3F400 is a 3-pole molded case circuit breaker from the SJK series, designed to provide long-time and instantaneous (LI) thermal magnetic protection for electrical circuits. It is rated for 600V AC and 400A, with an interrupting capacity of 30kA at 480V, making it suitable for high-fault-current applications. The unit features a bolt-on mounting configuration, weighs 10 lb, and is built for 3-phase power distribution systems. This breaker complies with industry standards for molded case circuit breakers, ensuring reliable performance in demanding environments. It is commonly used in commercial and industrial power distribution systems for overcurrent protection.

Key Features & Specifications
  • Manufacturer: Challenger
  • Model: SJK3F400
  • Type: Molded Case Circuit Breaker
  • Series: SJK
  • Poles: 3
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Interrupt Rating: 30kA@480V
  • Protection: Thermal Magnetic
  • Trip Functions: Long-Time and Instantaneous (LI)
  • Mounting Type: Bolt-On
  • Phase: 3
  • Weight: 10 lb


Part Number: SJK3F400