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Cutler Hammer HFB3050 - 50A 3-Pole Molded Case Circuit Breaker

Cutler Hammer
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Cutler Hammer HFB3050 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 50A current rating and a 600V AC voltage rating, housed within a durable 11 lb frame that utilizes a bolt-on connection for secure installation. This thermal magnetic breaker complies with industry standards for interrupting up to 25kA at 480V AC, offering both long-time and instantaneous (LI) trip functions for coordinated protection. Its typical applications include safeguarding feeders and branch circuits in industrial control panels and switchgear.

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


Product Identification
  • Manufacturer Part Number: HFB3050