This MicroLogic 7.2 E (Energy) 4-pin electronic 4d tripping unit is used with Compact NSX 250 circuit breakers. This electronic trigger with a rated power of 250 A is the best choice for all standard and special applications. It has an adjustable long-term protection against overload. It also offers an adjustable short-time delayed short-circuit protection and instantaneous short-circuit protection. The Vigi trigger unit MicroLogic 7.2 E offers an integrated, adjustable differential current protection. MicroLogic 7.2 E indicates overloads with alarm LEDs. The green Ready LED flashes when the circuit breaker is ready to trip. MicroLogic 7.2 E is equipped with a display module that enables power measurement and fine tuning. A differential current pre-alarm can be available remotely by installing the optional SDX module (LV429532). This product is part of our EcoStruxure Power architecture, provided it is combined with the PowerTag NSX and Compact NSX Basic Switch.This text is machine translated.