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Westinghouse LAB21500SMW - Molded Case Circuit Breaker 400A 600V 2-Pole

Westinghouse
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Westinghouse LAB21500SMW 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, with a 30kA interrupting capacity at 480V to ensure reliable fault isolation. The two-pole, single-phase unit utilizes a bolt-on connection for secure installation and is constructed within the robust LAB series frame, weighing 27 lb for durability. This breaker complies with relevant industry standards for molded case circuit breakers and is typically applied in panelboards, switchboards, and industrial control panels where selective coordination and equipment protection are required.

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


Product Identification
  • Manufacturer Part Number: LAB21500SMW