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Merlin Gerin CK400NN - Molded Case Circuit Breaker 400A 600V 3-Pole

Merlin Gerin
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The Merlin Gerin CK400NN is a 3-pole molded case circuit breaker from Schneider Electric's Compact family, designed to provide LI (Long-Time and Instantaneous) protection for electrical systems. It is rated for 600V AC, 400A continuous current, and delivers a 50kA interrupting capacity at 480V, utilizing solid-state trip technology for precise overcurrent protection. The unit features a bolt-on connection, weighs 36 lb, and is constructed for 3-phase industrial applications, ensuring reliable performance in demanding environments. This breaker complies with industry standards for molded case circuit breakers and is suitable for use in distribution panels, motor control centers, and other commercial or industrial power systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Solid State Trip
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 50kA@480V
  • Connection: Bolt-On
  • Protection: LI (Long-Time and Instantaneous)
  • Weight: 36 lb
  • Family: Compact
  • Type: CK
  • Functions: LI - Long-Time and Instantaneous
  • Manufacturer: Schneider Electric
  • Item Subcategory: Molded Case


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