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HDA36080UO

Square D
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Square D HDA36080UO is a Powerpact H-Frame molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 80A at 600V AC with a 3-pole configuration and an interrupting capacity of 18kA at 480V, utilizing a thermal magnetic trip unit for long-time and instantaneous (LI) protection. The breaker features an I-Line style plug-in connection for secure mounting and weighs 6 lb, supporting ABC phase connection and reverse fed applications. It is UL listed and designed with an 80% continuous current rating, meeting industry standards for safety and reliability. This circuit breaker is typically applied in commercial and industrial panelboards, switchboards, and motor control centers requiring robust branch circuit protection.

Key Features & Specifications
  • Manufacturer: Square D
  • Series/Frame: Powerpact H-Frame
  • Type: HDA
  • Amperage: 80 A
  • Voltage: 600 V AC
  • Poles: 3
  • Phase: 3 (ABC connection)
  • Interrupt Rating: 18kA @ 480V
  • Trip Unit: Thermal Magnetic (Long-Time and Instantaneous)
  • Functions: LI - Long-Time and Instantaneous
  • Mounting Type: I-Line plug-in
  • Connection: I-Line Style Plug-In
  • Connection Type: I-Line lug
  • Protection: Thermal Magnetic
  • Weight: 6 lb
  • Continuous Current Rating: 80%
  • UL Listed


Square D HDA36080UO - Molded Case Circuit Breaker 80A 600V