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Cutler Hammer HKD3350W - Molded Case Circuit Breaker 350A 3P 600V

Cutler Hammer
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Cutler Hammer HKD3350W is a molded case circuit breaker designed for providing reliable overcurrent protection in demanding three-phase industrial power systems. It features a 350A current rating and a 600V AC voltage rating, housed within a compact, robust K-frame construction measuring 4.1" x 5.5" x 5.5" and weighing 11.5 lb. This UL-listed, thermal-magnetic breaker ensures compliance with industry safety standards, offering both long-time and instantaneous (LI) trip functions with a 65kA interrupting capacity at 480V. Its three-pole, bolt-on configuration makes it suitable for protecting feeders and branch circuits in industrial panels, motor control centers, and other heavy-duty electrical distribution equipment.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 600V AC
  • Current Rating: 350A
  • Dimensions: 4.1 in (Depth) x 5.5 in (Height) x 5.5 in (Width)
  • Standards: UL Listed
  • Applications: Industrial Power Distribution, Feeders, Motor Control Centers
  • Phase: 3
  • AIC Rating: 65kA @ 480V
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous)
  • Frame Size: K Frame
  • Connection: Bolt-On
  • Weight: 11.5 lb
  • Family: Series C
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 786679342923
  • GTIN: 00786679342923