The Schneider Electric LV429040 is a TM100D 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. Its 4-pole configuration ensures comprehensive circuit isolation.

Technical details

• Trip Unit Type: Thermal Magnetic
• Model: TM100D
• Compatible Circuit Breaker Series: Schneider Electric Compact NSX 100, NSX 160, NSX 250
• Number of Poles: 4
• Current Rating: 100 A
• Protection Functionality: Overcurrent (Thermal and Magnetic trip mechanisms)
• Trip Unit Form Factor: Designed for plug-in or fixed installation within the specified NSX breaker frames.
• 3d Designation: Indicates the unit's internal construction and tripping characteristics, typically relating to the magnetic trip setting.

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 reliable circuit protection for motor control circuits, lighting circuits, and general power distribution in facilities such as manufacturing plants, data centers, and commercial buildings.

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 LV429040 or contact our technical team for cross-reference assistance with compatible Compact NSX components.