... ,1k,2k,3k,5k,8k,10k,15k,20kva 2) servo motor voltage stabilizer 3) one year warrantPerformance Input voltage 150V-260VOutput ... , It is made of contact type selfcouping voltage regulator, servo motor, automatic controlcircuit and so on. When the voltage of the network ... is not steady or the load varies, the automatic sampling control circuit makes a signal to drive the servomotor ...