This MicroLogic 2.2 G is a 4d electronic trip unit that is 4 poles and used on ComPacT NSX 250 circuit breakers. This 250A rated electronic trip unit is the best choice for generator protection applications. It has adjustable long term protection against overloads. It also offers adjustable short term protection and fixed instantaneous short circuit protection. MicroLogic 2.2 G indicates overloads with alarm LEDs. The green Ready LED flashes when the circuit breaker is ready to trip. The trip unit is supplied with a seal to protect the settings. This product is part of our EcoStruxure Power architecture when combined with the PowerTag NSX and ComPacT NSX basic switch.