1、電動機—般安裝在室內清潔、干(gan)燥的場所，周圍必須通風(feng)良好(hao)，環境空(kong)氣最高溫(wen)度不(bu)超過40℃，最低溫(wen)度不(bu)低于-15℃，并應防止強烈(lie)的熱(re)輻射。  
2、按接(jie)線(xian)圖(tu)接(jie)電(dian)源(yuan)線(xian)接(jie)線(xian)頭連(lian)接(jie)要(yao)(yao)緊固，帶引(yin)出(chu)電(dian)纜(lan)、電(dian)線(xian)的電(dian)動(dong)機(ji)，可(ke)直接(jie)和電(dian)源(yuan)線(xian)連(lian)接(jie)，接(jie)頭處要(yao)(yao)絕緣密封。 
3、當電(dian)源線，相序和(he)電(dian)動(dong)粗接線頭標志(zhi)對應連接時(shi)，從軸伸端看電(dian)動(dong)機順時(shi)針旋轉。需要改變轉向時(shi)，改變兩根(gen)電(dian)源線接線的位置(zhi)即(ji)可。 
4、YD系(xi)列等變級多速異(yi)步電(dian)(dian)動(dong)機(ji)是利用換接(jie)引出線的(de)(de)(de)(de)方(fang)法(fa)來控(kong)制轉(zhuan)(zhuan)速變化的(de)(de)(de)(de)，為(wei)(wei)保證多速電(dian)(dian)動(dong)機(ji)運(yun)行的(de)(de)(de)(de)可靠性(xing)，設計(ji)和操作控(kong)制裝置時(shi)(shi)應(ying)注意，在高(gao)(gao)速切(qie)換為(wei)(wei)低(di)速時(shi)(shi)，必(bi)須在切(qie)斷電(dian)(dian)源的(de)(de)(de)(de)同時(shi)(shi)斷開(kai)2Y接(jie)線的(de)(de)(de)(de)中性(xing)點，以(yi)免在低(di)速繞(rao)組接(jie)通時(shi)(shi)引起(qi)電(dian)(dian)源短路．在高(gao)(gao)速切(qie)換為(wei)(wei)低(di)速的(de)(de)(de)(de)過程中，必(bi)續待電(dian)(dian)動(dong)機(ji)停轉(zhuan)(zhuan)后才(cai)能(neng)接(jie)通低(di)速繞(rao)組的(de)(de)(de)(de)電(dian)(dian)源，以(yi)減少對電(dian)(dian)動(dong)機(ji)及(ji)負載的(de)(de)(de)(de)沖擊．轉(zhuan)(zhuan)速切(qie)換要注意電(dian)(dian)動(dong)機(ji)的(de)(de)(de)(de)轉(zhuan)(zhuan)向。 
5、電(dian)動(dong)機(ji)可以(yi)采(cai)有(you)聯(lian)(lian)軸(zhou)(zhou)器，齒輪、皮(pi)帶與(yu)負載機(ji)械(xie)聯(lian)(lian)接(jie)，4kw以(yi)上(shang)的2極電(dian)動(dong)機(ji)30kw以(yi)上(shang)的4極電(dian)動(dong)機(ji)不宜用(yong)皮(pi)帶傳(chuan)動(dong)，雙軸(zhou)(zhou)伸電(dian)動(dong)的第二軸(zhou)(zhou)伸只能(neng)用(yong)聯(lian)(lian)軸(zhou)(zhou)囂傳(chuan)動(dong)。聯(lian)(lian)軸(zhou)(zhou)器、皮(pi)帶輪軸(zhou)(zhou)孔(kong)與(yu)電(dian)動(dong)機(ji)軸(zhou)(zhou)的配合(he)松(song)緊應合(he)適，安裝時(shi)嚴禁用(yong)重錘敲(qiao)擊。采(cai)用(yong)聯(lian)(lian)軸(zhou)(zhou)器傳(chuan)動(dong)時(shi)，電(dian)動(dong)機(ji)軸(zhou)(zhou)中(zhong)心線與(yu)負載機(ji)械(xie)軸(zhou)(zhou)中(zhong)心線應重合(he)， 
聯(lian)軸(zhou)(zhou)器軸(zhou)(zhou)向(xiang)保留1～3mm間隙(xi)。 采用皮(pi)帶傳達室動(dong)時，電(dian)動(dong)機(ji)軸(zhou)(zhou)中(zhong)(zhong)心(xin)線應與負載機(ji)械(xie)軸(zhou)(zhou)中(zhong)(zhong)心(xin)線平行(xing)，皮(pi)帶中(zhong)(zhong)心(xin)線與軸(zhou)(zhou)中(zhong)(zhong)心(xin)線相互(hu)垂直(zhi)。