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Eaton HKD3300V - 3-Pole 300A Molded Case Breaker (600V, 65kA@480V)

Cutler Hammer
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The Cutler Hammer HKD3300V is a three-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 300A at 600V AC with a 65kA interrupting capacity at 480V, utilizing a thermal magnetic protection mechanism with LI (Long-Time and Instantaneous) trip functions. This feed-thru connection breaker measures 4.1 inches in depth, 5.5 inches in height, and 5.5 inches in width, weighing 11.5 lb, and is constructed for three-phase applications. It is UL Listed, ensuring compliance with North American safety standards for electrical equipment. Typical applications include protecting feeders, motors, and branch circuits in commercial and industrial panelboards, switchboards, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, LI Protection
  • Voltage Rating: 600V AC
  • Current Rating: 300A
  • 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, feeder and branch circuit protection
  • Poles: 3
  • Phase: 3
  • Connection: Feed-Thru
  • AIC rating: 65kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 11.5 lb
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 78667931938
  • GTIN: 00786679319383