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Westinghouse 371D426G36 - Molded Case Circuit Breaker 400A 600V 3P

Westinghouse
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Westinghouse 371D426G36 is a molded case circuit breaker designed for providing instantaneous magnetic-only protection against short-circuit faults in three-phase industrial power systems. It is rated for 600V AC systems with a continuous current rating of 400A and offers an interrupting capacity of 30kA at 480V. The breaker features a robust three-pole, bolt-on connection design within the LAB series frame and has a shipping weight of 29 lb. It is engineered for reliable performance in demanding environments where rapid fault interruption is critical, typically protecting feeders and distribution equipment in industrial facilities and commercial buildings.

Key Features & Specifications
  • Type: LAB Series Molded Case Circuit Breaker, Magnetic-Only Protection (Instantaneous Trip)
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Phase: 3
  • Poles: 3
  • Connection: Bolt-On
  • AIC Rating: 30kA @ 480V
  • Trip Type: I - Instantaneous (Magnetic)
  • Frame: LAB Series
  • Weight: 29 lb
  • Additional Info: Lugs are not included; required lugs must be sourced separately based on wiring specifications.