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Eaton Cutler-Hammer KD3400X - Molded Case 400A 600V 3-Pole

Cutler Hammer
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Eaton Cutler-Hammer KD3400X is a Series C molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. This three-pole, 400A unit is rated for 600VAC and provides a 35kA interrupting capacity at 480VAC, utilizing thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions. The K Frame breaker features a bolt-on connection, measures 4.1 inches in depth by 5.5 inches in height and width, and weighs 11.5 lb. It is UL Listed and manufactured in the Dominican Republic, suitable for three-phase applications requiring reliable circuit isolation and fault protection.

Key Features & Specifications
  • Type: Molded Case
  • Voltage Rating: 600V
  • Current Rating: 400A
  • Dimensions: 4.1 in x 5.5 in x 5.5 in (Length/Depth x Height x Width)
  • Standards: UL Listed
  • Applications: Industrial power distribution
  • Switch Type: Circuit Breaker
  • Configuration: 3 Pole
  • Phase: 3
  • AIC rating: 35kA@480V
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: K Frame
  • Breaker Type: Series C
  • Weight: 11.5 lb
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 078667901300
  • GTIN: 00786679013007