... 3)over & under voltage , delay and by passTNS(SVC) Servo Motor Voltage Regulator Stabilizer Application: For office equipment, testing equipment, medical ... etc, such as TV-SET,HI-FI,DVD, FAX, Copy machine, Satellite decoder, Printer, Scanner, Air Conditioner, Computer, Test Equipment ... Adjusting time < 1s (when input voltage has a change of 10%) Output Voltage 380V±3% AC Frequency 50/60HZ Loading ...