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Schneider Electric NSX400F - Molded Case Circuit Breaker 400A 3P

Schneider Electric
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Schneider Electric NSX400F is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 400A thermal-magnetic trip unit with long-time and instantaneous (LI) protection functions, rated for operation up to 690V AC with a 36kA interrupting capacity at 415V. The compact NSX frame utilizes a robust three-pole, bolt-on connection design, constructed to meet rigorous international standards for safety and performance in demanding environments such as manufacturing plants, data centers, and commercial buildings.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection
  • Voltage Rating: 690V AC
  • Current Rating: 400A
  • Phase: 3
  • Poles: 3
  • Connection: Bolt-On
  • AIC Rating: 36kA @ 415V
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Frame: Compact NSX
  • Weight: 12 lb