The Schneider Electric Square D MEL36400LI1121 is a molded case circuit breaker designed for robust electrical system protection. As part of the established Square D MEL series, this unit provides reliable interruption of overcurrents and short circuits, essential for maintaining operational integrity in demanding industrial environments. Its construction ensures durability and consistent performance across a range of applications.

Technical details

• Series: Square D MEL
• Type: Molded Case Circuit Breaker (MCCB)
• Frame Size: MEL
• Current Rating: 400 Amps
• Voltage Rating: 1121 indicates a 125V DC rating. For AC voltage ratings, please consult the manufacturer's datasheet.
• Interrupting Capacity: Specific interrupting capacity (kAIC) is not explicitly detailed in the provided information. Buyers should verify this specification against the manufacturer's datasheet.
• Trip Unit Type: LI indicates Long-Time and Instantaneous trip functions.
• Number of Poles: The part number MEL36400LI1121 suggests a 3-pole configuration.

Applications & compatibility

This Schneider Electric Square D circuit breaker is suitable for use in main distribution panels, motor control centers, and branch circuit protection within heavy industrial settings. It is commonly found in applications requiring high current handling and reliable overcurrent protection, such as 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 MEL36400LI1121 or contact our technical team for cross-reference assistance with compatible Square D components.