YR series motor from 4kw-500kw, 2,4, 6, 8p, IP44,54 class F insulation YR series (IP44) motors are 3-phase asynchronous motors ... and the operation of this motor is S1(continous running). Connection mode: (3KW.Y);Rotor Y. The series motors have a lot ... can use YR series (IP44) motors which are more suitableif exported singly or in the form of a complete set. YR series motor