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Westinghouse HMA3600 - Molded Case 600A 3-Pole Breaker

Westinghouse
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The Westinghouse HMA3600 is a three-pole molded case circuit breaker from the MARK 75 family, designed to provide overcurrent protection through thermal magnetic operation. It is rated for 600V AC, 600A continuous current, and offers an interrupting capacity of 35kA at 480V, with LI (Long-Time and Instantaneous) trip functions for precise fault response. This bolt-on unit measures 4 inches in depth, 2 inches in height, and 2 inches in width, weighing 4 lb, and is constructed for robust industrial environments. It is UL Listed, ensuring compliance with North American safety standards for electrical distribution systems. Typical applications include service entrance, feeder, and branch circuit protection in commercial and industrial power panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Voltage Rating: 600V AC
  • Current Rating: 600A
  • Dimensions: 4 in x 2 in x 2 in (Length/Depth x Height x Width)
  • Standards: UL Listed
  • Applications: Industrial power distribution, feeder protection
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC rating: 35kA@480V
  • Phase: 3
  • Family: MARK 75
  • Country of Origin: United States


Product Identification
  • UPC: 786679190357
  • GTIN: 00786679190357