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Square D KC34110 - Molded Case Circuit Breaker, 110A 480V 3-Pole

Square D
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Square D KC34110 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 110A current rating and a 480V AC voltage rating, housed within a compact K-frame design with an I-Line style plug-in connection for simplified installation. The breaker utilizes a thermal-magnetic trip unit offering both long-time and instantaneous (LI) protection functions and is rated for an interrupting capacity of 65kA at 480V. Constructed for demanding environments, it operates across a temperature range of -25 to 70 °C and complies with relevant industry standards for safety and performance. Its typical applications include protecting feeders and branch circuits in commercial and industrial panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, I-Line Plug-In
  • Voltage Rating: 480V AC
  • Current Rating: 110A
  • Frame Size: K Frame
  • Poles: 3
  • Phase: 3-Phase
  • AIC Rating: 65kA @ 480V
  • Connection: I-Line Style Plug-In
  • Protection Functions: LI (Long-Time and Instantaneous Trip)
  • Trip Type: Thermal Magnetic
  • Operating Temperature: -25 to 70 °C (-13 to 158 °F)
  • Weight: 13 lb
  • Family: I-Line
  • Type Designation: KC


Product Identification
  • UPC: 785901241737
  • GTIN: 00785901241737