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Square D HDA36100UO - Molded Case Circuit Breaker 100A 600V 3-Pole

Square D
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Square D HDA36100UO is a Powerpact H series molded case circuit breaker designed for overcurrent protection in industrial and commercial power distribution systems. This three-pole, three-phase unit is rated for 100 amperes at 600 volts AC and provides thermal-magnetic protection with long-time and instantaneous trip functions for overload and short-circuit conditions. The breaker features an I-Line style plug-in connection for secure mounting in panelboards and switchboards, with a compact molded case construction weighing 6 lb. It carries a breaking capacity code D with an interrupting rating of 18kA at 480V and 25kA at 240V, and is UL listed for ABC phase connection. Typical applications include branch circuit protection in manufacturing facilities, commercial buildings, and heavy industrial equipment.

Key Features & Specifications
  • Manufacturer: Square D
  • Series/Frame: Powerpact H
  • Type: HDA
  • Poles: 3
  • Phase: 3
  • Amperage: 100 A
  • Current Rating: 100A
  • Voltage Rating: 600 VAC
  • Interrupt Rating: 18 kA @ 480V, 25 kA @ 240V
  • AIC rating: 18kA@480V
  • Mounting Type: I-Line plug-in
  • Connection: I-Line Style Plug-In
  • Trip Unit: Thermal-magnetic (Long-time and Instantaneous)
  • Functions: LI - Long-Time and Instantaneous
  • Protection: Thermal Magnetic
  • Breaking Capacity Code: D
  • Weight: 6 lb
  • Certifications: UL Listed