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Westinghouse MA3500T - Trip Unit 500A 600V 3-Pole

Westinghouse
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Westinghouse MA3500T is a thermal magnetic circuit breaker trip unit designed for overcurrent protection in industrial power distribution systems. It operates at a voltage rating of 600V and supports a current rating of 500A with a minimum of 500A and a maximum of 500A. The unit weighs 4 lb and features a 3-pole configuration with LI (Long-Time and Instantaneous) protection functions. It is compatible with MA and HMA frame sizes and meets industry standards for reliable performance. Typical applications include protecting motors, transformers, and feeder circuits in manufacturing plants and commercial facilities.

Key Features & Specifications
  • Type: Thermal Magnetic Trip Unit
  • Voltage Rating: 600V
  • Current Rating: 500A (500A minimum, 500A maximum)
  • Poles: 3
  • Functions: LI - Long-Time and Instantaneous
  • Protection: Thermal Magnetic
  • Compatible Frames: MA, HMA
  • Weight: 4 lb
  • Item Subcategory: Trip Units & Programmers
  • Family: MA Series
  • Type: MA


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