Schneider Electric Electron. Trip unit C4044V400 Manufacturer :Schneider Electric Designation :Electron. Trip unit MicroLogic 4.3 Type :C4044V400 Overload release Current setting :160...400 A Initial value of the instantaneous short-circuit release setting range :4800 A Final value of the instantaneous short-circuit release setting range :4800 A Rated continuous current Iu :400 A Voltage type for actuation :AC Rated control supply voltage Us at AC 50 Hz :440 V Rated control supply voltage Us at AC 60 Hz :440 V Number of poles :4 Short-circuit release function :delayed With earth fault protection function :no Motor protection version :electronic release Schneider Electric Electron. Trip unit C4044V400: more details This MicroLogic 4.3 electronic 4d trip unit is an electronic 4-pole trip unit that is used with ComPacT NSX 400/630 circuit-breakers. This electronic tripping device with a rated capacity of 400 A is the best choice for all standard and special applications. It has customisable long-term protection against overload. It also offers customisable short-time protection and fixed instantaneous short-circuit protection. The MicroLogic 4.3 Vigi tripping device offers integrated, adjustable residual current protection. MicroLogic 4.3 indicates overloads with alarm LEDs. The green Ready LED flashes when the circuit-breaker is ready to trip. A pre-alarm for residual current can be available remotely by installing the optional SDx module (LV429532). This product is part of our EcoStruxure Power architecture when combined with the PowerTag NSX and ComPacT NSX basic switch. EAN: 3606481994219.