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Cutler Hammer HKD3400W - Molded Case Circuit Breaker 400A 600V 3P

Cutler Hammer
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The Cutler Hammer HKD3400W is a molded case circuit breaker designed to provide reliable overcurrent protection for three-phase industrial power distribution systems. It features a 400A current rating and a 600V AC voltage rating, housed within a compact, robust K-frame construction measuring 4.1" D x 5.5" H x 5.5" W and weighing 6 lb. This UL-listed thermal magnetic breaker offers long-time and instantaneous (LI) trip functions with a high interrupting capacity of 65kA at 480V, ensuring compliance with critical safety standards. Its three-pole, bolt-on configuration makes it suitable for installation in industrial panelboards and switchgear to protect feeders and branch circuits.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: 4.1 in (Depth) x 5.5 in (Height) x 5.5 in (Width)
  • Standards: UL Listed
  • Applications: Industrial Power Distribution, Feeder and Branch Circuit Protection
  • Phase: 3
  • AIC Rating: 65kA @ 480V AC
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Frame Size: K Frame
  • Connection: Bolt-On
  • Family: Series C
  • Country of Origin: Dominican Republic
  • Weight: 6 lb


Product Identification
  • UPC: 786679342947
  • GTIN: 00786679342947