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Westinghouse LA3175 - 175A 3-Pole Molded Case Circuit Breaker

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Westinghouse LA3175 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 175A continuous current rating and a 600V AC voltage rating, engineered within a compact, 29 lb frame for robust performance. This three-pole, bolt-on thermal magnetic breaker offers both long-time and instantaneous (LI) trip functions and delivers a 30kA interrupting capacity at 480V AC to safeguard electrical circuits. Constructed to meet rigorous industry standards, it is suitable for installation in industrial panels and switchgear where dependable circuit protection is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, LA Series, Thermal Magnetic Protection
  • Voltage Rating: 600V AC
  • Current Rating: 175A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • AIC Rating: 30kA @ 480V AC
  • Trip Functions: LI (Long-Time and Instantaneous)
  • Frame Size: LA
  • Weight: 29 lb


Product Identification
  • Manufacturer Part Number: LA3175