The Schneider Electric Square D LJL36400U33X is a molded case circuit breaker designed for robust electrical distribution and protection in demanding industrial environments. As part of the LJL frame series, this breaker provides reliable circuit interruption for three-phase systems operating at up to 600V. Its construction is engineered to withstand significant fault currents, ensuring safety and operational continuity in critical applications.

Technical details

• Frame Series: LJL
• Number of Poles: 3
• Voltage Rating: 600V AC
• Amperage Rating: 400A
• Interrupting Capacity: 65kA at 480V AC
• Terminal Type: Screw (verify specific terminal configuration against manufacturer datasheet)
• Mounting Type: Bolt-on (verify specific mounting configuration against manufacturer datasheet)
• Trip Unit Type: Thermal-Magnetic (verify specific trip unit details against manufacturer datasheet)
• Dimensions: Refer to manufacturer datasheet for precise physical dimensions.

Applications & compatibility

This LJL series circuit breaker is suitable for use in heavy-duty commercial and industrial power distribution panels, motor control centers, and switchgear. It is commonly specified for applications requiring high interrupting capacity and reliable protection of circuits supplying large machinery, such as in manufacturing plants, data centers, and utility substations.

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 LJL36400U33X or contact our technical team for cross-reference assistance with compatible LJL series components.