... to three phase AC by big power IGBT parts, driving three phase asynchronous motor, using asynchronous motor 's cliffy torque, rotate speed ... 303030Rated speed (km/h)8.88.88.8Power of motor kW2*1102*1102*110Driving methodsecond gearsecond gearsecond gearSpeed adjustAC ... weight * 0.25(0.28) * 9.81 Rated hour traction = (Motor power * 3.6)/ hourly speedModel name explanationC-locomotive A-battery Y ...