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Eaton KDC3250Y - Molded Case Circuit Breaker 250A 600V 3-Pole

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Eaton KDC3250Y is a Series C molded case circuit breaker designed for overcurrent protection in commercial and industrial power distribution systems. This three-pole, 250A breaker is rated for 600V AC and 250V DC, with a 100kA interrupt capacity at 480V AC, and utilizes a thermal magnetic trip unit with LI (Long-Time and Instantaneous) functions for precise protection. It features a K-frame, bolt-on connection, and aluminum terminals for line and load connections, weighing 12 lb. The breaker complies with EEMAC 1/NEMA AB1-1993 enclosure standards and operates at 50/60 Hz with a 40°C temperature rating. Typical applications include commercial and industrial power distribution requiring high interrupt capacity and reliable performance.

Key Features & Specifications
  • Type: Molded Case
  • Manufacturer: Eaton
  • Family: Series C
  • Type: KDC
  • Weight: 12 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: K Frame
  • Voltage Rating: 600V AC, 250V DC
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 100kA@480V AC, 200kA@240V AC
  • Phase: 3
  • Current Rating: 250A
  • Terminal Material: Aluminum
  • Frequency Rating: 50/60 Hz
  • Enclosure Type: EEMAC 1/NEMA AB1-1993
  • Temperature Rating: 40°C
  • Application: Commercial and industrial power distribution


Part Number: KDC3250Y