... have trade with many countries 4.New product development a relay type automatic voltage regulator Summary AVR-III series is ... accuracy. If thedegree of accuracy is different, the quantites of relay will be changed also, for example input 176V~264V, ... ): 255s.8, Reaction time( voltage stabilization time) ≤200ms9, Overload protection: the overload proetcion start when it exceed 120% rated input current ...