This MicroLogic 7.2 E AL (Energy) 4d electronic trip unit is a 4-pole 4D trip unit used in 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. MicroLogic 7.2 E AL provides a no-tripping differential current alarm available on the terminal strip. MicroLogic 7.2 E AL indicates overloads with alarm LEDs. The green Ready LED flashes when the circuit breaker is ready to trip. MicroLogic 7.2 E AL is equipped with a display module that enables power measurement and fine tuning. 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.