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Square D HJA36030AABC - Molded Case Breaker 30A 600V (3-Pole I-Line)

Square D
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Square D HJA36030AABC is a 3-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 30A continuous current at up to 600V AC, with a high interrupting capacity of 65kA at 480V AC. The unit features a thermal-magnetic trip mechanism with LI (Long-Time and Instantaneous) protection functions, housed in a compact I-Line style plug-in connection configuration. This breaker complies with UL and NEMA 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: Molded Case Circuit Breaker, Thermal-Magnetic, I-Line Style Plug-In
  • Voltage Rating: 600V AC
  • Current Rating: 30A
  • Dimensions: Standard molded case size; weight 7.5 lb
  • Standards: UL, NEMA
  • Applications: Industrial power distribution, motor control centers, panelboards
  • Switch Type: Circuit breaker
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: Standard 40°C ambient
  • Shipping Dimensions: Standard molded case packaging
  • Phase: 3
  • Voltage: 600V
  • Amperage: 30A
  • AIC rating: 65kA@480V
  • Connection: I-Line Style Plug-In
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: HJA
  • 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: Not specified
  • Panel Style: I-Line
  • Bus Type: I-Line
  • Fuse Class: Not applicable
  • Insulation Temperature: Standard
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Plug-In
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: 30A
  • Dist Voltage: Not specified
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 30A
  • Full Load Amp Minimum: 30A
  • Enclosure: Open
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 30A
  • Amperage Minimum: 30A
  • Nema Rating: Standard
  • Switch Style: Circuit breaker
  • 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, NEMA
  • Compatible Frames: HJA
  • Installation Type: Plug-In
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: HJA
  • Current Rating: 30A
  • 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