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Westinghouse 371D426G05 - Molded Case Breaker 400A 600V

Westinghouse
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Westinghouse 371D426G05 is a LAB Series molded case circuit breaker designed for single-phase, 600V AC systems requiring magnetic-only overcurrent protection with instantaneous trip response. This 2-pole, 400A bolt-on unit delivers a 30kA interrupting capacity at 480V and weighs 27 lb, featuring a compact construction without lugs for direct bus connection. The breaker complies with industry standards for industrial power distribution and is suited for motor control centers, panelboards, and switchgear where precise short-circuit protection is needed.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Model: 371D426G05
  • Type: LAB
  • Item Subcategory: Molded Case
  • Family: LAB Series
  • Functions: I - Instantaneous
  • Voltage Rating: 600V
  • Poles: 2
  • Connection: Bolt-On
  • Protection: Magnetic Only
  • AIC rating: 30kA@480V
  • Phase: 1
  • Current Rating: 400A
  • Weight: 27 lb