Protecting electrical systems in demanding environments, the Schneider Electric Square D LGN36400CU31X is a molded case circuit breaker engineered for reliable overcurrent protection. This breaker is a component within the Schneider Electric PowerPact L-frame series, commonly specified for distribution panelboards and motor control centers in commercial and industrial facilities.

Technical details

• Series: PowerPact L-Frame
• Frame Size: L (indicated by LGN)
• Current Rating: 400 Amperes (indicated by 400)
• Voltage Rating: 600V AC (indicated by 6)
• Number of Poles: 3 (indicated by 3)
• Terminal Type: CU (Copper) lugs (indicated by CU)
• Interrupting Rating: 35kA at 480V AC (indicated by 31)
• Mounting Type: Bolt-on

Applications & compatibility

The LGN36400CU31X is suitable for use in main service disconnects, feeder protection, and branch circuit protection within industrial plants, manufacturing facilities, and large commercial buildings. It is designed to integrate seamlessly into Square D switchgear and panelboard systems, providing essential safety for equipment such as large motors, transformers, and distribution feeders.

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 Schneider Electric Square D LGN36400CU31X or contact our technical team for cross-reference assistance with compatible PowerPact L-frame components.