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Westinghouse HKA3175W - Molded Case 175A 600V 3-Phase

Westinghouse
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Westinghouse HKA3175W Circuit Breaker - Molded Case 175A 600V 3-Phase Thermal Magnetic The Westinghouse HKA3175W is a three-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 or switchboard installation. It complies with industry standards for interrupting capacity, offering a 35kA AIC rating at 480V AC for three-phase applications. Typical applications include protecting feeders, motors, and branch circuits in commercial and industrial electrical systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, LI (Long-Time and Instantaneous) Protection
  • Voltage Rating: 600V AC
  • Current Rating: 175A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 35kA @ 480V
  • Connection: Bolt-On
  • Weight: 19 lb
  • Family: MARK 75
  • Functions: LI - Long-Time and Instantaneous
  • Protection: Thermal Magnetic
  • Item Subcategory: Molded Case


Product Identification
  • UPC: Not specified
  • GTIN: Not specified