Asynchronous Motor

YB2D Series Pole-changing Multi-speed Three-phase Asynchronous MotorYB2D Series Pole-changing Multi-speed Three-phase Asynchronous MotorYB2D Series Pole-changing Multi-speed Three-phase Asynchronous Motor Introduction chinacoal07YB2D Series Pole-changing Multi-speed Three-phase Asynchronous Motor be use to underground coal mine (not tunnelling face)and Factory with the job sites with explosive air mixture for electricity use.motor with variable speed change pole. YDSeries