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Square D LAL36400V - Molded Case 400A 600V 3-Pole

Square D
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The Square D LAL36400V is a 3-pole molded case circuit breaker from the LAL Series, designed to provide thermal-magnetic protection for industrial electrical systems. It is rated for 600V AC, 400A continuous current, and offers a 30kA interrupting capacity at 480V AC, with LI (Long-Time and Instantaneous) trip functions for precise overcurrent protection. This L Frame breaker measures 11 inches in height, 6 inches in width, and 5.84 inches in depth, weighing 7.44 lb, and features lug-type terminal connections for feed-thru wiring. It complies with CSA, UL Listed, and IEC standards, ensuring reliable performance in demanding environments. Typical applications include industrial power distribution panels, motor control centers, and switchboards requiring robust overcurrent protection in 3-phase systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, LAL Series, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: 11 in (279.4 mm) x 6 in (152.4 mm) x 5.84 in (148.34 mm) (Height x Width x Depth)
  • Standards: CSA, UL Listed, IEC
  • Applications: Industrial power distribution, motor control centers, switchboards
  • Switch Type: Circuit Breaker
  • Configuration: 3-Pole
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: Standard industrial
  • Shipping Dimensions: 11 in x 6 in x 5.84 in
  • Phase: 3
  • Voltage: 600V
  • Amperage: 400A
  • AIC rating: 30kA@480V
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: L Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Industrial
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • 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: Fixed
  • Hz: 50/60
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: 400A
  • Dist Voltage: 600V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 400A
  • Full Load Amp Minimum: Not specified
  • Enclosure: Open
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 400A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: CSA, UL Listed, IEC
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Lug
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: CSA, UL Listed, IEC
  • Compatible Frames: L Frame
  • Installation Type: Panel Mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: L Frame
  • Current Rating: 400A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • 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: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 785901358343
  • GTIN: 00785901358343