The Schneider Electric Square D MHL36100040DC3903 is a molded case circuit breaker designed for reliable electrical system protection. As part of the MHL series, this breaker offers robust performance suitable for demanding industrial environments. Its construction ensures consistent operation and safety in power distribution applications.

Technical details

• Series: MHL
• Type: Molded Case Circuit Breaker
• Voltage Rating: The part number "100040" suggests a 1000V DC rating. Please verify with the manufacturer's datasheet for precise voltage specifications.
• Amperage Rating: The "100" within the part number indicates a 100 Amp rating.
• Poles: The "3" in "MHL3" indicates a 3-pole configuration.
• Interrupting Capacity: Specific interrupting capacity values are not directly encoded in this part number. Refer to the manufacturer's datasheet for detailed specifications.
• Terminal Type: Standard screw or lug terminals are typical for this series. Confirm compatibility with your system requirements.
• Actuator Type: Thermal-magnetic trip unit is standard for this breaker type.

Applications & compatibility

This Schneider Electric Square D circuit breaker is commonly employed in DC power distribution systems, solar inverter applications, and battery storage systems. It provides essential overcurrent protection for DC circuits in renewable energy installations, industrial machinery, and specialized DC power supplies.

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 1271419303 or contact our technical team for cross-reference assistance with compatible MHL series components.