SVC/TND series high –precision full automatic AC voltage stabilizer, its control system consists of a self-coupling voltage regulating transformer and a linear integrated circuit to control the servo motor's transmission mechanism to regulate the primary and secondary turn ratio of the self-coupling voltage regulating transformer automatically for the purpose of automatic voltage stabilization. It's applicable for electric equipment in families, malls, supermarkets, schools, industrial and mining enterprises, scientific research institutions, labs and so on. It is an ideal AC voltage stabilizing, widely used in office equipment, industrial equipment, household appliances, medical devices, testing instruments and communication equipment, et