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Westinghouse 371D426G16 - Molded Case Circuit Breaker, 400A 600V 3P

Westinghouse
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Westinghouse 371D426G16 is a molded case circuit breaker designed for providing instantaneous magnetic-only protection against short-circuit faults in three-phase industrial power distribution systems. It is rated for 600V AC systems and handles a continuous current of 400A, featuring a bolt-on connection for secure installation and a robust construction with a weight of 29 lb. This LAB series breaker complies with industry standards and offers an interrupting capacity of 30kA at 480V AC, ensuring reliable performance in demanding electrical environments such as panelboards and switchgear.

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 AC
  • Trip Type: Instantaneous (I)
  • Protection Function: Magnetic Only
  • Frame: LAB
  • Weight: 29 lb
  • Additional Note: Lugs are not included; specific lug part numbers require wiring specifications.


Product Identification
  • Manufacturer Part Number: 371D426G16