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Westinghouse LA3400PRV - Molded Case 400A 600V 3-Phase

Westinghouse
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Westinghouse LA3400PRV Circuit Breaker - Molded Case 400A 600V 3-Phase Thermal Magnetic The Westinghouse LA3400PRV is a 3-pole molded case circuit breaker from the Tri-Pac family, designed for overcurrent protection in industrial power distribution systems. It features a thermal magnetic protection mechanism with LI (Long-Time and Instantaneous) functions, rated for 400A at 600V AC and capable of interrupting 200kA at 480V. This bolt-on unit weighs 44 lb and is constructed for robust 3-phase applications. The breaker complies with industry standards for molded case circuit breakers, ensuring reliable performance in demanding environments. Typical applications include main or feeder protection in switchboards, panelboards, and industrial control panels.

Key Features & Specifications
  • Type: Molded Case, Tri-Pac family, LA frame, thermal magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic, LI (Long-Time and Instantaneous)
  • AIC Rating: 200kA@480V
  • Weight: 44 lb
  • Functions: LI - Long-Time and Instantaneous
  • Item Subcategory: Molded Case


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