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

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 175A at 600VAC maximum, with a high interrupting capacity of 35kA at 480VAC and 25kA at 600VAC, and features a thermal magnetic trip unit with LI (Long-Time and Instantaneous) functions for reliable protection. The unit weighs 19 lb, uses a bolt-on connection, and is constructed for panel-mount applications with aluminum/copper pressure terminals. It is UL certified for safety and compliance with industry standards. This breaker is suitable for 3-phase power distribution in industrial environments.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Type: HKA
  • Family: MARK 75
  • Item Subcategory: Molded Case
  • Poles: 3
  • Current Rating: 175 A
  • Voltage Rating: 600 VAC maximum
  • Interrupt Rating: 35kA at 480 VAC, 25kA at 600 VAC
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Mounting Type: Panel mount
  • Terminal Type: Aluminum/Copper pressure terminals
  • Weight: 19 lb
  • Phase: 3
  • Certification: UL
  • Dimensions: 5.5" W x 4.063" D x 10.125" H