... rack, power machine cabinet installationOver-voltage, low-voltage, short-circuit, over-load protectionAC main supply, DC main supply, ... 85%Transfer time<8msCrest factor3:1Communication interfaceRS232Environment temperature 0-40°CRelative ambient humidity20%-90%(Non-condensing )Altitude<1500m, ... voltage1500Vac/1min, The terminal of input and output to earth, leakage current less than 3.5mA. 8.Up to now ...