Part of the Schneider Electric Square D LAL series, the LAL34400MC is a 3-pole molded case circuit breaker engineered for robust electrical protection in demanding industrial environments. This breaker is designed to safeguard circuits from overcurrents and short circuits, ensuring operational continuity and personnel safety. Its construction is optimized for reliable performance in applications requiring high current interruption capabilities.

Technical details

• Series: Square D LAL
• Type: Molded Case Circuit Breaker (MCCB)
• Poles: 3
• Voltage Rating: 480 VAC
• Amperage Rating: 400 A
• Interrupting Capacity: To be verified against manufacturer datasheet. The LAL series typically offers high interrupting ratings suitable for fault conditions.
• Frame Size: LAL
• Terminal Type: To be verified against manufacturer datasheet. Typically screw or lug terminals for industrial connections.
• Trip Unit Type: Thermal-Magnetic. This provides overcurrent protection against sustained overloads and short-circuit protection against high fault currents.
• Standards Compliance: To be verified against manufacturer datasheet. Common standards for this type of breaker include UL, CSA, and IEC.

Applications & compatibility

The Schneider Electric Square D LAL34400MC is commonly deployed in main distribution panels, motor control centers (MCCs), and as feeder protection in facilities such as manufacturing plants, data centers, and commercial buildings. It is suitable for protecting large electrical loads and ensuring the integrity of power distribution systems.

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 LAL34400MC or contact our technical team for cross-reference assistance with compatible Square D LAL components.