... DC input fault checking and AC output problem warning. Model500VA1000VA2000VA3000VA4000VA5000VA6000VADC INPUTInput Voltage (Vdc)12V/24V/48V/110V/220VReverse Noise Current≤10%AC ... (A)1.83.67.210.814.51619.1Voltage Precision(V)220±1.5%Frequency Precision(Hz)50±0.1 ... voltage, frequency, output current, temperatuerLEDline,inverter,battery,output LoadMECHANICAL19 Inch Rack Type(D×W×H)(mm)360*448*88 (DIV 24 ...