... SystemPWMAnti-islanging≤0.5 secOutput Overtload100%Max.Efficiency97%Euro Efficiency96.4%Cooling Methodcompulsary air-cooled systemProtection DegreeIP20Noise<60dBW×H×D1000×1650 ... overvoltage,output short circuit,overloadoverheat,output DC componentProtection(Grid)(Grid) Anti-islanding(IEEE1547).over/under voltage of grid,over/under frequency of grid on grid inverter,grid tie solar inverter