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Westinghouse LA3300PRV - Molded Case Circuit Breaker 300A 600V 3-Pole

Westinghouse
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Westinghouse LA3300PRV is a 3-pole molded case circuit breaker from the Tri-Pac LA series, designed for thermal magnetic overcurrent protection in industrial and commercial power distribution systems. It is rated for 300A continuous current at 600V AC, with a high interrupting capacity of 200kA at 480V AC, and provides LI (Long-Time and Instantaneous) protection functions. The unit features a bolt-on mounting style, weighs 44 lb, and utilizes an interchangeable thermal magnetic trip unit for flexible protection settings. This breaker complies with industry standards for molded case circuit breakers and is suitable for demanding electrical environments requiring reliable fault interruption. Typical applications include main or feeder protection in three-phase industrial panels, switchboards, and commercial power distribution systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Westinghouse
  • Family: Tri-Pac
  • Series/Frame: LA
  • Current Rating: 300A
  • Voltage Rating: 600V AC
  • Poles: 3
  • Phase: 3 Phase
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Interrupt Rating: 200kA @ 480V AC
  • Connection: Bolt-On
  • Weight: 44 lb
  • Load Side: Lug Terminals
  • Trip Unit: Interchangeable


Part Number: LA3300PRV