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Cutler Hammer HFB3020L - Molded Case Circuit Breaker 20A 600V 3P

Cutler Hammer
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Cutler Hammer HFB3020L is a three-pole molded case circuit breaker designed to provide reliable overcurrent protection for three-phase industrial power distribution systems. It features a 20A current rating and a 600V AC voltage rating, with a robust thermal-magnetic trip unit providing both long-time and instantaneous (LI) protection functions. The breaker is constructed with a feed-thru connection style in a compact design weighing 11 lb, and it offers an interrupting capacity of 25kA at 480V AC. It complies with relevant industry standards for safety and performance, making it suitable for use in panelboards, switchboards, and industrial control panels where dependable circuit protection is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Feed-Thru Connection
  • Voltage Rating: 600V AC
  • Current Rating: 20A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 25kA @ 480V AC
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Family: MARK 75
  • Breaker Type: HFB
  • Weight: 11 lb


Product Identification
  • Manufacturer Part Number: HFB3020L