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Eaton Cutler-Hammer KDC3300W - Molded Case Breaker 300A 600V

Cutler Hammer
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The Eaton Cutler-Hammer KDC3300W is a 3-pole molded case circuit breaker from the Series C family, designed for overcurrent protection in industrial power distribution systems. It is rated for 300A at 600VAC with a 100kA interrupting capacity at 480VAC, utilizing a thermal magnetic trip mechanism with LI (Long-Time and Instantaneous) functions. This bolt-on unit has a K Frame size, 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 3-phase applications requiring reliable circuit protection. This item does not include lugs.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection
  • Voltage Rating: 600VAC
  • 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, 3-phase systems
  • Switch Type: Circuit Breaker
  • Configuration: 3-Pole
  • AIC rating: 100kA@480V
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: K Frame
  • Trip Type: Thermal Magnetic
  • Breaker Type: Molded Case
  • Phase: 3
  • Voltage: 600V
  • Amperage: 300A
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL
  • Installation Type: Fixed
  • Breaker Frame: K Frame
  • Current Rating: 300A
  • Operating Temperature Maximum Celsius: 40°C
  • Weight: 11.5 lb
  • Country of Origin: Dominican Republic
  • Family: Series C
  • Additional Info: This item does not include lugs.


Product Identification
  • UPC: 786679396124
  • GTIN: 00786679396124