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Square D HDA36020AABC - Molded Case 20A 600V 3-Pole Circuit Breaker

Square D
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Square D HDA36020AABC is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 20 amps at 600 volts with a three-pole configuration and an interrupting capacity of 18kA at 480V. The unit features a thermal magnetic trip mechanism with LI (Long-Time and Instantaneous) functions, housed in a compact frame with I-Line style plug-in connection and weighing 5.19 lb. It is UL listed and suitable for reverse fed applications, meeting stringent safety and performance standards. This breaker is typically used in commercial and industrial settings for branch circuit and feeder protection in three-phase systems.

Key Features & Specifications
  • Type: Molded Case
  • Manufacturer: Square D
  • Current Rating: 20A
  • Voltage Rating: 600V
  • Poles: 3
  • Phase: 3
  • Interrupt Rating: 18kA at 480V
  • Connection Type: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • Trip Functions: LI - Long-Time and Instantaneous
  • Weight: 5.19 lb
  • Series/Frame: Powerpact H / HDA frame
  • Mounting Type: I-Line bracket
  • UL Listed