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Square D HLM36040 - Molded Case 40A 600V 3-Pole Breaker

Square D
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Square D HLM36040 Powerpact HLM is a 3-pole molded case circuit breaker designed for thermal magnetic protection with long-time and instantaneous (LI) trip functions. It is rated for 600V AC, 40A continuous current, and delivers a 100kA interrupting capacity at 480V for 3-phase systems. The unit features a bolt-on connection, weighs 4 lb, and is built on an H Frame with a compact molded case construction. It complies with industry standards for industrial power distribution and motor branch circuit protection. This breaker is typically applied in panelboards, switchboards, and industrial control panels requiring reliable overcurrent protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, LI (Long-Time and Instantaneous) Trip
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Dimensions: H Frame size
  • Standards: UL, CSA, NEMA
  • Applications: Industrial power distribution, motor branch circuits, panelboards, switchboards
  • Switch Type: Thermal Magnetic
  • Configuration: 3-Pole
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: Standard
  • Shipping Dimensions: Standard H Frame
  • Phase: 3
  • Voltage: 600V
  • Amperage: 40A
  • AIC rating: 100kA@480V
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: H Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Standard
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Standard
  • Bus Type: Not specified
  • 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: Bolt-On
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 40A
  • Amperage Minimum: Not specified
  • Nema Rating: Standard
  • Switch Style: Thermal Magnetic
  • Wire Size: Not specified
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: H Frame
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: H Frame
  • Current Rating: 40A
  • 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: Standard
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


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