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Eaton KD3400F-KT3400T - 400A Thermal Magnetic Circuit Breaker

Eaton
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Eaton KD3400F-KT3400T is a 400 Amp, three-pole molded case circuit breaker frame with a thermal magnetic trip unit designed for overcurrent protection in electrical distribution systems. It operates at a voltage rating of 600 VAC and 250 VDC, providing reliable interruption of fault currents. The unit features a bolt-on mounting configuration and is constructed as part of Eaton's Series C K-frame lineup, with a weight of 10.45 lb. It is UL Listed, ensuring compliance with industry safety standards. This circuit breaker is suitable for industrial and commercial electrical distribution applications requiring robust protection.

Key Features & Specifications
  • Type: Trip Units & Programmers
  • Amperage: 400 A
  • Voltage Rating: 600 VAC / 250 VDC
  • Number of Poles: Three-pole
  • Trip Unit Type: Thermal Magnetic (Type T266)
  • Frame Size: K-Frame
  • Series: Series C
  • Mounting Type: Bolt-on
  • Interrupt Rating: Standard (35kA @ 480V typical)
  • Certifications: UL Listed
  • Product Dimensions: Approx. 4.1 x 5.5 x 5.5 inches (frame)
  • Weight: 10.45 lb