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Westinghouse HFA3125 - Molded Case Circuit Breaker 125A 600V 3P

Westinghouse
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Westinghouse HFA3125 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase electrical systems. It features a 125A current rating and a 600V voltage rating, with a 25kA interrupting capacity at 480V AC for effective fault protection. The breaker utilizes a thermal-magnetic trip mechanism offering both long-time and instantaneous (LI) protection functions and is constructed as a three-pole, bolt-on unit with a weight of 11 lb. It is engineered to meet relevant industry standards for safety and performance in industrial applications, including panelboards and switchgear.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, HFA Series, Thermal-Magnetic Protection
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Phase: 3
  • Poles: 3
  • Connection: Bolt-On
  • AIC Rating: 25kA @ 480V AC
  • Protection Functions: Long-Time and Instantaneous (LI)
  • Weight: 11 lb
  • Item Subcategory: Molded Case