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Merlin Gerin NSJ400 - MCCB 400A 600V 3-Pole

United Fuses
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Merlin Gerin NSJ400 is a 400 amp, 600 volt, 3-pole molded case circuit breaker from the Compact NSJ series designed for reliable electrical overcurrent protection in industrial and commercial power distribution systems. It features a bolt-on mounting type with a 100kA interrupting rating at 480V, providing robust fault current interruption capabilities. The unit weighs 5.19 lb and includes a standard overcurrent trip unit for dependable performance. This circuit breaker is compliant with industry certifications for safety and reliability.

Key Features & Specifications
  • Amperage: 400A
  • Voltage: 600V
  • Poles: 3
  • Mounting Type: Bolt-On
  • Interrupt Rating: 100kA @ 480V
  • Series/Frame: Compact NSJ
  • Trip Unit: Standard overcurrent trip
  • Weight: 5.19 lb