... torque, 1 , motors have the advantage of high efficiency,long working life, 2,energy saving , high starting torque, low noise, small vibration, ... power grade completely comform to IEC standards. 4, Y2 series three phase asynchronous electric motors are widely used in many fields, such as ... , agriculture machinery, food machines, agitator,air compressor etc. Y2 series three phase asychronous motor