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Square D EH34020 - Molded Case Circuit Breaker 20A 480V 3P

Square D
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Square D EH34020 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase electrical systems. It features a 20A current rating and a 480V voltage rating, utilizing a thermal-magnetic protection mechanism for both long-time and instantaneous trip functions. The breaker is constructed as a compact, plug-in unit with three poles, weighing 1 lb, and is built to meet industrial standards for durability and safety. It complies with relevant electrical codes for its 14kA interrupting capacity at 277V, ensuring protection against short circuits. This breaker is typically applied in industrial control panels, machinery, and commercial electrical distribution systems where robust circuit protection is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, EH Series, Thermal-Magnetic Protection
  • Voltage Rating: 480V AC
  • Current Rating: 20A
  • Poles: 3
  • Phase: 3
  • Connection: Plug-In
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous)
  • AIC Rating: 14kA @ 277V
  • Weight: 1 lb
  • Standards: Meets applicable industry electrical standards
  • Applications: Industrial control panels, machinery, commercial distribution


Product Identification
  • Manufacturer Part Number: EH34020