The Schneider Electric MicroLogic 4.2 trip unit is engineered for advanced protection and control within the ComPacT NSX 100/160/250 circuit breaker series. This electronic trip unit is designed to provide precise current monitoring and fault interruption, ensuring the safety and reliability of electrical distribution systems. Its robust design and sophisticated functionality make it a critical component for demanding industrial environments.

Technical details

• Trip Unit Type: Electronic
• Series: MicroLogic 4.2
• Compatible Circuit Breaker Series: ComPacT NSX 100/160/250
• Current Rating: 40A
• Number of Poles: 4
• Configuration: 4d (typically indicating 4 normally open auxiliary contacts)
• Protection Functions: Overload, short-circuit, ground fault (specific settings and features depend on configuration and user settings, refer to datasheet for full details)
• Display: Integrated digital display for status and settings

Applications & compatibility

This MicroLogic 4.2 trip unit is specifically designed for integration into Schneider Electric ComPacT NSX circuit breakers, commonly found in main distribution panels, sub-distribution boards, and motor control centers. It is suitable for applications requiring precise and adjustable overcurrent protection in commercial buildings, data centers, and various industrial facilities such as manufacturing plants and water treatment facilities.

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 C1044V040 or contact our technical team for cross-reference assistance with compatible ComPacT NSX components.