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Square D HDA36080UO - Molded Case Breaker 80A 600V 3-Pole

Square D
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Square D HDA36080UO is a Powerpact molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 80A continuous current at 600VAC, providing Long-Time and Instantaneous (LI) protection functions through a thermal-magnetic trip mechanism. This three-phase, three-pole unit features an I-Line style plug-in connection and weighs 6 lb, with an interrupting capacity of 18kA at 480VAC. The breaker complies with industry standards for molded case circuit breakers, ensuring reliable performance in demanding environments. Typical applications include motor control centers, panelboards, and switchboards in manufacturing plants, commercial buildings, and utility installations.

Key Features & Specifications
  • Type: Powerpact HDA, molded case, thermal-magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 80A
  • Dimensions: Standard molded case breaker size
  • Standards: UL 489, CSA C22.2 No. 5
  • Applications: Industrial power distribution, motor control centers, panelboards
  • Switch Type: Molded case circuit breaker
  • Configuration: Three-pole, three-phase
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: Standard packaging
  • Phase: 3
  • Voltage: 600V
  • Amperage: 80A
  • AIC rating: 18kA@480V
  • Connection: I-Line Style Plug-In
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: HDA
  • Trip Type: Thermal-magnetic
  • Panel Type: I-Line compatible
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Copper or aluminum conductors
  • Panel Style: I-Line
  • Bus Type: I-Line
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Standard I-Line
  • Clas: Not applicable
  • Mounting: Plug-in
  • Hz: 50/60
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 80A
  • Dist Voltage: Not specified
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 80A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open style
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Copper or aluminum
  • Amperage Maximum: 80A
  • Amperage Minimum: 0A
  • Nema Rating: Not specified
  • Switch Style: Not applicable
  • Wire Size: #14 AWG to #2/0 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Plug-in
  • Terminal Connection: I-Line
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA C22.2 No. 5
  • Compatible Frames: Powerpact HDA
  • Installation Type: Panelboard or switchboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: HDA
  • Current Rating: 80A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available