Shandong China Coal Industry&Mining Supplies Group
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YB2D 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 Pole-changing Multi-speed Three-phase Asynchronous Motor be use to the factory has no the sites with explosive air mixture. YDT series motor be use to coal mine、metallurgical 、textweave、chemical industry 、light industry and civilian facilities should be according to the season，air conditioning fan air volume and water pump flow.
1.Voltage rating：380V、380／660V、1140V
2.Rated frequency：50Hz
3.Protection grade ：IP55
4.Cooling way ：IC411
5.Work system ：S1
6.Insulation grade：F
7.Installing form ：IMB3、IMB5、IMB35 etc