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Westinghouse HKA3175 - Molded Case 175A 3-Pole 600V

Westinghouse
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Westinghouse HKA3175 is a 3-pole molded case circuit breaker from the MARK 75 family, designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 175A continuous current, and provides LI (Long-Time and Instantaneous) protection functions through a thermal magnetic trip mechanism. This bolt-on breaker weighs 19 lb and features a compact molded case construction suitable for panelboard installation. It is UL certified with an AIC rating of 35kA at 480V, ensuring reliable fault interruption in three-phase systems. Typical applications include motor control centers, switchboards, and commercial/industrial load centers requiring robust circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, MARK 75 family, thermal magnetic protection
  • Voltage Rating: 600V AC
  • Current Rating: 175A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • AIC Rating: 35kA@480V
  • Phase: 3
  • Certification: UL
  • Weight: 19 lb


Product Identification
  • UPC: Not available
  • GTIN: Not available