Output voltage
220V±3% (3KVA and below have 110V±3% to choice)
Regulating Speed
more than 10V/S
Rated Operating Frequency
50Hz
Ambient Temperature
-5℃ ~ 40℃ (suitable for indoor type)
Relative Humidity
not more than 90%(at +25℃)
Installation Site
height is not more than 1000 meters above sea level