The Schneider Electric Square D PLA34040U31A is a molded case circuit breaker designed for robust electrical system protection. This 3-pole breaker, rated for 400A and 600VAC, is part of the PowerLogic series, commonly utilized in heavy industrial and commercial power distribution applications. Its construction ensures reliable operation under demanding conditions.

Technical details

• Series: PowerLogic (PLA)
• Poles: 3
• Amperage Rating: 400A
• Voltage Rating: 600VAC
• Interrupting Capacity: 25kA
• Trip Unit: Micrologic Interchangeable Standard 3.0
• Frame Size: Determined by PLA34040U31A part number, typically indicating a 400A frame.
• Terminal Type: Confirmed by U31A suffix, often indicating lug terminals.
• Mounting: Standard molded case breaker mounting.

Applications & compatibility

This circuit breaker is suitable for use in main distribution panels, motor control centers, and as a feeder breaker in various industrial settings. It provides essential overcurrent and short-circuit protection for machinery and electrical infrastructure in sectors such as manufacturing, food processing, and water treatment facilities. Compatibility is ensured with standard Square D PowerLogic system components.

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 PLA34040U31A or contact our technical team for cross-reference assistance with compatible PowerLogic components.