... shape. do not wave distortion, small size, light weight, high efficiency, easy to use, reliable operation, and other characteristics of ... current(A) U2-largest out voltage(V)(for the three-phase line regulator)- Regulator imsulation levels: regulator insulation for the A-level grades ... 9912TSGC2,TDGC2J-151520TSGC2,TDGC2J-202027TSGC2,TDGC2J-303040 TDGC2 TSGC2 20KVA variable output voltage regulator