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Eaton KDC3400T57WPN - Molded Case Circuit Breaker 400A 3-Pole

Cutler Hammer
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Eaton KDC3400T57WPN is a 3-pole molded case circuit breaker from the Cutler Hammer Series C K-Frame line, designed for overcurrent protection in industrial power distribution systems. It is rated for 400A at 600VAC and 250VDC, with a 100kA interrupting capacity at 480VAC, and utilizes a thermal-magnetic trip mechanism with LI (Long-Time and Instantaneous) functions. The unit measures 4.1 inches in depth, 5.5 inches in height, and 5.5 inches in width, weighing 3 lb, and is constructed for bolt-on mounting without included lugs. It is UL listed and suitable for 50-60 Hz applications, making it ideal for protecting feeders and branch circuits in commercial and industrial environments.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Eaton
  • Series: Series C K-Frame
  • Poles: 3
  • Current Rating: 400 A
  • Voltage Rating: 600 Vac, 250 Vdc
  • Interrupt Rating: 100 kAIC at 480 Vac
  • Protection: Thermal Magnetic
  • Trip Functions: LI - Long-Time and Instantaneous
  • Mounting Type: Bolt-On
  • Frequency: 50-60 Hz
  • Certifications: UL Listed
  • Dimensions: 4.1 in x 5.5 in x 5.5 in (Length/Depth x Height x Width)
  • Weight: 3 lb
  • Phase: 3
  • Additional Info: This item does not include lugs


Product Identification
  • UPC: 078211352898