YR series motor from 4kw-500kw, 2,4, 6, 8p, IP44, ... internationalstandard. Their mutual relations are similar to those of Model DIN 42679of West Germany, by changing the rotor's ... that is not enough to start the squirrelcage rotor motor, long and frequent start and in connecting the electric ... insulation is of Grade F and the operation of this motor is S1(continous running). Connection mode: (3KW.Y); ...