The Schneider LV429172 Micrologic 2.2 M Trip Unit is an electronic trip unit designed for use with Schneider Electric's Compact NSX 100, 160, and 250 series circuit breakers. This unit provides essential protection and control functions for low-voltage power distribution systems, ensuring operational safety and equipment longevity.

Technical details

• Trip Unit Type: Micrologic 2.2 M
• Current Rating: 50 A at 65 °C
• Voltage Rating: 690 V AC
• Frequency Compatibility: 50 Hz and 60 Hz
• Number of Poles: 3
• Protection Functions: 3D (likely refers to Long-time, Short-time, and Instantaneous protection, but verify with manufacturer datasheet for exact definition)
• Compatible Circuit Breaker Series: Compact NSX 100, NSX 160, NSX 250
• Mounting Type: Designed for plug-in or draw-out installation within compatible NSX chassis.

Applications & compatibility

This trip unit is suitable for use in a wide range of industrial and commercial electrical distribution applications. It is commonly found in main distribution panels, sub-distribution boards, and motor control centers for protecting circuits in manufacturing facilities, data centers, and commercial buildings. Its compatibility with the Compact NSX platform makes it a direct replacement or upgrade option for existing 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 Schneider LV429172 or contact our technical team for cross-reference assistance with compatible Micrologic trip units and Compact NSX components.