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Westinghouse NB3700T - Thermal Magnetic Trip Unit 700A 600V 3-Pole

Price
Regular price $2,367.72
Regular price Sale price $2,367.72
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Westinghouse NB3700T is a 3-pole thermal magnetic circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC with an adjustable current range from 700A minimum to 700A maximum, providing LI (Long-Time and Instantaneous) trip functions for precise fault response. The unit weighs 4 lb and is constructed as a trip unit compatible with NB, HNB, and NBY frame sizes, featuring a compact design for panelboard integration. It complies with industry standards for thermal magnetic protection, ensuring reliable performance in demanding environments. This breaker is typically applied in manufacturing facilities, commercial buildings, and heavy machinery circuits requiring robust short-circuit and overload protection.

Key Features & Specifications
  • Type: Thermal Magnetic Trip Unit
  • Voltage Rating: 600V AC
  • Current Rating: 700A (Minimum 700A, Maximum 700A)
  • Poles: 3
  • Functions: LI - Long-Time and Instantaneous
  • Compatible Frames: NB, HNB, NBY
  • Weight: 4 lb
  • Protection: Thermal Magnetic
  • Family: NB Series
  • Item Subcategory: Trip Units & Programmers


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