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Westinghouse HFB3110 - Molded Case Circuit Breaker 110A 600V 3P

Westinghouse
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Westinghouse HFB3110 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 600V AC voltage rating and a 110A continuous current 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 design is suitable for integration into panelboards and switchgear, safeguarding motors, feeders, and other critical loads from overloads and short circuits.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 600V AC
  • Current Rating: 110A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 25kA @ 480V AC
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Family: MARK 75
  • Breaker Type: HFB
  • Connection: Bolt-On
  • Weight: 11 lb