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Cutler Hammer LT3400T - Thermal-Magnetic Trip Unit 400A 600V

Eaton
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The Cutler Hammer LT3400T is a Series C thermal-magnetic circuit breaker trip unit designed to provide reliable overcurrent protection for industrial power distribution systems. It features a 400A current rating and a 600V AC voltage rating, housed within a compact, durable unit measuring 8.7" x 5.7" x 5.3" and weighing 2.65 lb. This UL-certified unit is designed for compatibility with LT frame breakers and operates effectively across a wide temperature range from -25°C to 70°C (-13°F to 158°F). Its long-time and instantaneous trip functions ensure coordinated protection, making it suitable for safeguarding feeders and branch circuits in commercial and industrial panelboards.

Key Features & Specifications
  • Type: LT Series C Thermal-Magnetic Trip Unit
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Frame Size: 400
  • Poles: 3
  • Protection: Thermal-Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Dimensions: 8.7 in x 5.7 in x 5.3 in (L x H x W)
  • Weight: 2.65 lb
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Certification: UL
  • Compatible Frames: LT
  • Country of Origin: United States


Product Identification
  • UPC: 786679580066
  • GTIN: 00786679580066