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Westinghouse HMA3600T - Thermal Magnetic Trip Unit 600A 600V

Westinghouse
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Westinghouse HMA3600T is a thermal magnetic circuit breaker trip unit designed for providing long-time and instantaneous overcurrent protection in industrial power distribution systems. It is rated for 600V AC applications and features a fixed 600A current rating across its three poles. The unit is constructed with a durable housing measuring 10.4 x 7 x 5.5 inches and weighs 3.45 lb, and it complies with UL standards for safety and performance. This component is engineered for integration into MA, HMA, and MAY frame circuit breakers, making it suitable for protecting feeders and mains in commercial and industrial electrical panels.

Key Features & Specifications
  • Type: Thermal Magnetic Trip Unit (HMA Type) for circuit breaker protection
  • Voltage Rating: 600V AC
  • Current Rating: 600A Fixed
  • Dimensions: 10.4 in (L) x 7 in (H) x 5.5 in (W)
  • Weight: 3.45 lb
  • Standards: UL Listed
  • Functions: LI (Long-Time and Instantaneous Overcurrent Protection)
  • Protection: Thermal Magnetic
  • Poles: 3
  • Compatible Frames: MA, HMA, MAY
  • Family: MARK 75
  • Country of Origin: United States


Product Identification
  • UPC: 786679190630
  • GTIN: 00786679190630