The Schneider Electric LV429042 is a TM63D trip unit designed for use with Compact NSX 100, 160, and 250 series circuit breakers. This thermal magnetic trip unit provides essential overcurrent protection for electrical distribution systems. It is configured for a 4-pole configuration, ensuring comprehensive protection across all phases and the neutral conductor.

Technical details

• Trip Unit Type: Thermal Magnetic
• Series: TM63D
• Compatible Circuit Breaker Series: Compact NSX 100, NSX 160, NSX 250
• Current Rating: 63 A
• Number of Poles: 4
• Configuration: 3d (referring to the number of protected poles and neutral)
• Protection Functions: Overload and short-circuit protection

Applications & compatibility

This trip unit is integral to the protection schemes of industrial and commercial electrical distribution panels. It is commonly found in applications requiring robust circuit protection for main feeders and branch circuits, such as in manufacturing facilities, data centers, and building management systems. Its compatibility with the NSX series ensures seamless integration into existing Schneider Electric installations.

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 LV429042 or contact our technical team for cross-reference assistance with compatible Compact NSX components.