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Cutler Hammer CKD3400F - Molded Case Circuit Breaker 400A 600V 3P

Cutler Hammer
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Cutler Hammer CKD3400F is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 400A current rating and a 600V voltage rating, housed within a compact, durable K-frame measuring 6 in x 6.3 in x 7 in and weighing 9.9 lb. This UL-listed breaker utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous (LI) protection and offers a 35kA interrupting capacity at 480V. Its three-pole, bolt-on configuration ensures a secure connection, making it suitable for integration into panelboards and switchboards requiring robust circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, LI (Long-Time & Instantaneous) Functions
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Frame Size: K Frame
  • AIC Rating: 35kA @ 480V
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Certification: UL Listed
  • Dimensions: 6 in (D) x 6.3 in (H) x 7 in (W)
  • Weight: 9.9 lb
  • Family: Series C
  • Country of Origin: Dominican Republic
  • Additional Info: Frame only; trip unit and lugs not included.


Product Identification
  • UPC: 786679346402
  • GTIN: 00786679346402