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Westinghouse 504C743G07 - Molded Case 175A 600V 2-Pole

Westinghouse
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The Westinghouse 504C743G07 is a 2-pole molded case circuit breaker from the MARK 75 family, type HKA, designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 175A, and provides a 35kA interrupting capacity at 480V, with LI (Long-Time and Instantaneous) protection functions. This thermal-magnetic breaker features a bolt-on connection, weighs 17 lb, and is built for single-phase applications. It complies with industry standards for reliable performance in demanding environments. Typical applications include protecting branch circuits, feeders, and equipment in manufacturing plants, commercial buildings, and heavy machinery.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic
  • Voltage Rating: 600V
  • Current Rating: 175A
  • Poles: 2
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • AIC rating: 35kA@480V
  • Phase: 1
  • Family: MARK 75
  • Type: HKA
  • Weight: 17 lb


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