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Westinghouse MA3175T - Thermal Magnetic Trip Unit 175A 600V 3-Pole

Westinghouse
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Westinghouse MA3175T is a thermal magnetic circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC with a continuous current rating of 175A, providing long-time and instantaneous (LI) trip functions to safeguard against sustained overloads and short circuits. This three-pole unit weighs 4 lb and is constructed as a trip unit compatible with MA and HMA frame sizes, featuring a compact design for panel mounting. The breaker complies with applicable industry standards for thermal magnetic protection, ensuring reliable performance in demanding environments. Typical applications include motor control centers, switchboards, and industrial panelboards requiring robust overcurrent protection.

Key Features & Specifications
  • Type: Thermal Magnetic Trip Unit
  • Voltage Rating: 600V AC
  • Current Rating: 175A (Minimum 175A, Maximum 175A)
  • Poles: 3
  • Functions: LI - Long-Time and Instantaneous
  • Compatible Frames: MA, HMA
  • Weight: 4 lb
  • Family: MA Series
  • Item Subcategory: Trip Units & Programmers


Product Identification
  • UPC: Not available
  • GTIN: Not available