Default product image

Westinghouse LAB21750SMW - Molded Case Breaker 400A 2P (30kA AIC)

Westinghouse
Price
Save $-1,729.29
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
Westinghouse LAB21750SMW is a molded case circuit breaker designed for providing instantaneous magnetic-only protection against short-circuit faults in industrial electrical systems. It features a 400A current rating and a 600V AC voltage rating, suitable for single-phase applications. The breaker is constructed as a 2-pole, bolt-on unit with a 30kA interrupting capacity at 480V, housed in a durable frame with a weight of 27 lb. It is engineered to meet relevant industry standards for safety and performance in demanding environments. Typical applications include protecting feeders and branch circuits in industrial control panels, manufacturing equipment, and power distribution systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker (LAB Series), Magnetic-Only Protection, Instantaneous (I) Trip Function
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: N/A
  • Standards: Industry Standard
  • Applications: Industrial Feeder and Branch Circuit Protection, Control Panels, Power Distribution
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On
  • Phase: 1
  • AIC rating: 30kA @ 480V
  • Connection: Bolt-On
  • Poles: 2
  • Protection: Magnetic Only
  • Functions: Instantaneous Trip
  • Frame Size: LAB Series Frame
  • Trip Type: Magnetic Instantaneous
  • Weight: 27 lb
  • Additional Info: Lugs Not Included


Product Identification
  • Manufacturer Part Number: LAB21750SMW