... 140-270V output : 220+/-3% wall handing servo motor type voltage stabilizer Frequency:50hz input: 220voutput : 0-250wall handing ... voltage stabilizerApplicationHousehold appliance,industrial equipment,medical equipment,office equipment,Test equipment,lighting system,communication system,etc ModelTSD-3000VATSD- ... additional waveform distortionInsulating resistance≥2mΩ servo motor type voltage stabilizer