The Schneider LV431491 is a Micrologic 5.2 E electronic trip unit designed for use with Schneider Electric Compact NSX 250 circuit breakers. This trip unit is engineered for distribution applications, providing essential protection for electrical systems. Its 3-pole, 3D configuration ensures comprehensive circuit coverage.

Technical Details

• Series: Micrologic 5.2 E
• Compatible Circuit Breaker Series: Compact NSX 250
• Current Rating: 250A
• Poles: 3
• Configuration: 3D
• Protection Functions: Adjustable long-time pick-up (Ir), adjustable short-time pick-up (Isd), adjustable time delay for short-time pick-up (tr), adjustable earth-fault pick-up (Ig), adjustable time delay for earth-fault pick-up (tg).
• Display: Integrated LCD display for real-time current monitoring and trip event logging.
• Communication: Supports Modbus communication for remote monitoring and control when equipped with appropriate communication modules.

Applications & Compatibility

This trip unit is commonly integrated into power distribution panels and switchboards within commercial and industrial facilities. It is suitable for protecting circuits in applications such as manufacturing plants, data centers, and building management systems where precise and adjustable overcurrent protection is required.

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 LV431491 or contact our technical team for cross-reference assistance with compatible Compact NSX components.