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Square D HDA36050AABC - Molded Case Breaker 50A 600V 3-Pole

Square D
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Square D HDA36050AABC is a 3-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It delivers a 50A continuous current rating at 600VAC with a 18kA interrupting capacity at 480V, utilizing thermal magnetic protection for LI (Long-Time and Instantaneous) trip functions. The unit features an I-Line style plug-in connection, weighs 7.95 lb, and is constructed for 3-phase operation. It complies with applicable UL and NEMA standards for molded case circuit breakers. This breaker is typically applied in panelboards, switchboards, and motor control centers for branch circuit or feeder protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 50A
  • Dimensions: Standard molded case frame size
  • Standards: UL 489, NEMA AB-1
  • Applications: Industrial panelboards, switchboards, motor control centers
  • Switch Type: I-Line Style Plug-In
  • Configuration: 3-Pole, 3-Phase
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: Standard molded case packaging
  • Phase: 3
  • Voltage: 600V
  • Amperage: 50A
  • 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
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Copper or aluminum alloy
  • 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 spacing
  • Clas: Not applicable
  • Mounting: Plug-In
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 50A
  • Dist Voltage: 600V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 50A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open (no enclosure)
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 50A
  • Amperage Minimum: 0A
  • Nema Rating: Not applicable
  • Switch Style: I-Line Plug-In
  • Wire Size: Not specified
  • Certification: UL Listed
  • Circuit Breaker Mounting Style: Plug-In
  • Terminal Connection: I-Line
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL 489
  • Compatible Frames: HDA series
  • Installation Type: Plug-In
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: HDA
  • Current Rating: 50A
  • 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