Default product image

Westinghouse LAB31750SMW - Molded Case Breaker 400A 600V 3P

Westinghouse
Price
Save $-1,874.94
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
Westinghouse LAB31750SMW is a three-pole 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 400A at 600V AC with an interrupting capacity of 30kA at 480V, featuring a robust bolt-on connection for secure installation. The breaker is constructed with a durable LAB series frame, weighs 29 lb, and complies with relevant industry standards for electrical protection devices. Its design is suitable for integration into panelboards and switchboards where reliable, instantaneous trip functionality is required for feeder and branch circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, LAB Series, Magnetic-Only Protection (Instantaneous Trip)
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3-Phase
  • Connection: Bolt-On
  • AIC Rating: 30kA @ 480V
  • Protection Function: I - Instantaneous (Magnetic Only)
  • Frame: LAB Series
  • Weight: 29 lb
  • Note: Lugs are not included; specific lug part numbers require wiring specifications.


Product Identification
  • Manufacturer Part Number: LAB31750SMW