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Square D KCF34110 - Molded Case Circuit Breaker 110A 480V 3P

Square D
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Square D KCF34110 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 110A continuous current rating and a 480V AC voltage rating, housed within a compact K-frame thermal-magnetic design. The breaker utilizes a bolt-on connection for secure installation and offers combined long-time and instantaneous (LI) trip functions for coordinated protection. It complies with relevant industry standards for circuit interruption and is rated for an interrupting capacity of 65kA at 480V AC. Typical applications include protecting feeders and branch circuits in industrial control panels, switchgear, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, KCF Series
  • Voltage Rating: 480V AC
  • Current Rating: 110A
  • Frame Size: K Frame
  • Poles: 3
  • Phase: 3-Phase
  • Connection: Bolt-On
  • Protection Functions: LI (Long-Time and Instantaneous)
  • AIC Rating: 65kA at 480V AC
  • Weight: 11 lb
  • Standards: Designed to meet applicable UL and IEC standards for circuit breakers
  • Applications: Industrial power distribution, feeder protection, motor control centers, switchgear
  • Note: Lugs are not included; specific lug part numbers are available based on wiring specifications.