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

Westinghouse
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Westinghouse HKA3175W Circuit Breaker - Molded Case 175A 600V 3-Pole The Westinghouse HKA3175W is a molded case circuit breaker from the Mark 75 family, designed for overcurrent protection in industrial and commercial power distribution systems. It is rated for 175A continuous current at a maximum voltage of 600V, with a 3-pole, 3-phase configuration and a bolt-on connection, providing LI (Long-Time and Instantaneous) protection via a thermal magnetic trip unit. This breaker weighs 19 lb and features a panel mount design with a KA frame type, constructed with durable materials for reliable performance in demanding environments. It has an interrupting rating of 35kA at 480V, ensuring robust fault current handling. Typical applications include protecting branch circuits and main feeders in industrial facilities and commercial buildings.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Item Subcategory: Molded Case
  • Family: MARK 75
  • Type: HKA
  • Weight: 19 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 35kA@480V
  • Phase: 3
  • Current Rating: 175A
  • Mounting Type: Panel Mount
  • Frame Type: KA


Part Number: HKA3175W