The Schneider Electric Square D LGL36400CU44X is a molded case circuit breaker engineered for robust electrical system protection. As part of the LGL series, this 400A, 600V breaker is designed for applications requiring high current handling and rapid fault interruption, commonly found in heavy industrial power distribution panels and motor control centers.

Technical details

• Series: LGL
• Type: Molded Case Circuit Breaker
• Amperage Rating: 400A
• Voltage Rating: 600V
• Interrupting Capacity: 18kA at 600V
• Frame Size: LGL
• Configuration: 3-Pole
• Terminal Type: CU (Copper)
• Mounting Type: Bolt-on
• Trip Unit Type: Thermal-Magnetic (indicated by CU44X suffix, though specific trip settings require datasheet verification)

Applications & compatibility

This circuit breaker is suitable for use in a wide range of industrial environments, including manufacturing facilities, processing plants, and large commercial buildings. It provides essential overcurrent protection for main feeders, branch circuits, and large motor loads, ensuring the safety and reliability of electrical infrastructure in applications such as conveyor systems, HVAC units, and industrial machinery.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the LGL36400CU44X or contact our technical team for cross-reference assistance with compatible LGL series components.