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Westinghouse LAB32250MW - Molded Case Circuit Breaker 400A 600V 3P

Westinghouse
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Westinghouse LAB32250MW is a molded case circuit breaker designed for providing instantaneous magnetic-only protection against short-circuit faults in three-phase industrial power systems. It features a 400A current rating and a 600V AC voltage rating, housed within a robust 29 lb frame with a bolt-on connection configuration for secure panel mounting. This breaker complies with industry standards for interrupting capacity, delivering a 30kA AIC rating at 480V to ensure reliable fault clearance. Its typical applications include protecting feeders and branch circuits in commercial and industrial electrical distribution equipment.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, LAB Series, 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: Instantaneous (I)
  • Protection Function: Magnetic Only
  • Frame Size: LAB
  • Weight: 29 lb
  • Note: Lugs are not included; specific lug part numbers require wiring specifications.


Product Identification
  • Manufacturer Part Number: LAB32250MW