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Cutler Hammer HFB3050L - 3-Pole Molded Case Breaker, 50A 600V

Cutler Hammer
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The Cutler Hammer HFB3050L is a three-pole molded case circuit breaker designed to provide reliable overcurrent protection for three-phase industrial power distribution systems. It features a 50A current rating and a 600V AC voltage rating, with a robust thermal-magnetic trip unit offering both long-time and instantaneous (LI) protection functions. This feed-thru connection breaker is constructed within the compact MARK 75 frame, weighing 11 lb, and is engineered to interrupt faults with an interrupting capacity of 25kA at 480V AC. It complies with relevant industry standards for circuit protection devices and is typically applied in panelboards, switchboards, and industrial control panels where dependable branch circuit protection is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, Feed-Thru Connection
  • Voltage Rating: 600V AC
  • Current Rating: 50A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 25kA @ 480V AC
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Frame: MARK 75
  • Connection: Feed-Thru
  • Weight: 11 lb