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Cutler Hammer HKD3150 - Molded Case Circuit Breaker 150A 3P (65kA AIC)

Cutler Hammer
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Cutler Hammer HKD3150 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 150A current rating and a 600V voltage rating, housed within a compact, durable K-frame construction measuring 4.1" x 5.5" x 5.5" and weighing 11.5 lb. This UL-listed device complies with industry standards and offers a 65kA interrupting capacity at 480V AC for robust fault protection. Its thermal-magnetic trip unit with long-time and instantaneous (LI) functions and feed-thru connection makes it suitable for protecting feeders, motors, and branch circuits in commercial and industrial panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Series C Family, HKD Type
  • Voltage Rating: 600V AC
  • Current Rating: 150A
  • Dimensions: 4.1 in (Depth) x 5.5 in (Height) x 5.5 in (Width)
  • Standards: UL Listed
  • Applications: Industrial power distribution, feeder and branch circuit protection, motor protection
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 3
  • Amperage: 150A
  • AIC Rating: 65kA @ 480V AC
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Frame Size: K Frame
  • Trip Type: Thermal-Magnetic
  • Breaker Type: Molded Case
  • Mounting: Panel Mount
  • Certification: UL Listed
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Screw
  • Standards: UL 489
  • Country of Origin: Dominican Republic
  • Weight: 11.5 lb


Product Identification
  • UPC: 786679319321
  • GTIN: 00786679319321