The Schneider Electric LV429040 is a TM100D trip unit, a critical component for the Compact NSX 100/160/250 series of circuit breakers. This thermal-magnetic trip unit is engineered to provide robust protection against overcurrent conditions, ensuring the safety and operational integrity of electrical distribution systems. Its design is optimized for integration within the Schneider Electric NSX platform, offering reliable performance in demanding industrial environments.

Technical details

• Series: Compact NSX 100/160/250
• Trip Unit Type: TM100D
• Current Rating: 100 A
• Poles: 4 poles
• Configuration: 3D (referring to the number of protected poles and the type of protection)
• Trip Mechanism: Thermal-magnetic
• Functionality: Provides protection against thermal overloads (long-time delay) and magnetic overloads (instantaneous trip)
• Compatibility: Designed for direct installation in Schneider Electric Compact NSX 100, NSX 160, and NSX 250 frame circuit breakers.

Applications & compatibility

This trip unit is essential for applications requiring reliable overcurrent protection in Schneider Electric's Compact NSX circuit breaker systems. It is commonly deployed in electrical distribution panels for commercial buildings, industrial facilities, and infrastructure projects. Its compatibility is specifically limited to the NSX 100, 160, and 250 frame sizes, ensuring precise fitment and function within these breaker types.

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