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Schneider Electric NSX400H - Molded Case Circuit Breaker 400A 3P

Schneider Electric
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Schneider Electric NSX400H is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in demanding three-phase industrial power distribution systems. It features a 400A current rating and a 690V voltage rating, housed within a compact NSX frame with a bolt-on connection for secure installation. This thermal magnetic protection device incorporates LI (Long-time and Instantaneous) functions and offers an interrupting capacity of 70kA at 415V, ensuring compliance with rigorous industry standards for electrical safety and performance. Its robust construction, with a weight of 12 lb, makes it suitable for applications in commercial buildings, data centers, and industrial plants where dependable circuit protection is critical.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with LI (Long-time & Instantaneous) Functions
  • Voltage Rating: 690V AC
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • AIC Rating: 70kA @ 415V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: Compact NSX
  • Item Subcategory: Molded Case
  • Family: Compact NSX
  • Weight: 12 lb


Product Identification
  • Manufacturer: Schneider Electric
  • Model: NSX400H