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1、按(an)工(gong)作電(dian)源分(fen)類根據電(dian)機工(gong)作電(dian)源的不同，可分(fen)為直流電(dian)機和交(jiao)流電(dian)機。其中交(jiao)流電(dian)機還分(fen)為單相(xiang)電(dian)機和三(san)相(xiang)電(dian)機。

2、按結構及(ji)工(gong)(gong)作原理分(fen)(fen)(fen)類電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)按結構及(ji)工(gong)(gong)作原理可分(fen)(fen)(fen)為(wei)(wei)直流(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)，異(yi)(yi)步(bu)(bu)(bu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)和(he)(he)同(tong)步(bu)(bu)(bu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)。同(tong)步(bu)(bu)(bu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)還可分(fen)(fen)(fen)為(wei)(wei)永(yong)磁(ci)同(tong)步(bu)(bu)(bu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)、磁(ci)阻同(tong)步(bu)(bu)(bu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)和(he)(he)磁(ci)滯(zhi)同(tong)布電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)。異(yi)(yi)步(bu)(bu)(bu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)可分(fen)(fen)(fen)為(wei)(wei)感應電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)和(he)(he)交(jiao)流(liu)換向(xiang)器電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)。感應電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)又分(fen)(fen)(fen)為(wei)(wei)三相(xiang)異(yi)(yi)步(bu)(bu)(bu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)、單相(xiang)異(yi)(yi)步(bu)(bu)(bu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)和(he)(he)罩極(ji)異(yi)(yi)步(bu)(bu)(bu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)等。交(jiao)流(liu)換向(xiang)器電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)又分(fen)(fen)(fen)為(wei)(wei)單相(xiang)串(chuan)勵(li)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)、交(jiao)直流(liu)兩用電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)和(he)(he)推斥電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)。 

直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)按結構(gou)及工作(zuo)原理(li)可分(fen)為無刷直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)和有刷直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)。有刷直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)可分(fen)為永磁直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)和電(dian)(dian)(dian)(dian)磁直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)。電(dian)(dian)(dian)(dian)磁直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)又(you)分(fen)為串勵直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、并勵直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、他(ta)勵直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)和復(fu)勵直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)。永磁直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)又(you)分(fen)為稀土永磁直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、鐵氧體永磁直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)和鋁鎳(nie)鈷(gu)永磁直(zhi)流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)。

3、按起動(dong)與運(yun)行(xing)方式分(fen)類電(dian)(dian)(dian)機(ji)按起動(dong)與運(yun)行(xing)方式可分(fen)為電(dian)(dian)(dian)容(rong)起動(dong)式單相(xiang)異(yi)步(bu)(bu)電(dian)(dian)(dian)機(ji)、電(dian)(dian)(dian)容(rong)運(yun)轉式單相(xiang)異(yi)步(bu)(bu)電(dian)(dian)(dian)機(ji)、電(dian)(dian)(dian)容(rong)起動(dong)運(yun)轉式單相(xiang)異(yi)步(bu)(bu)電(dian)(dian)(dian)機(ji)和分(fen)相(xiang)式單相(xiang)異(yi)步(bu)(bu)電(dian)(dian)(dian)機(ji)。

4、按用(yong)(yong)(yong)途(tu)(tu)分(fen)類(lei)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)按用(yong)(yong)(yong)途(tu)(tu)可分(fen)為驅動用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)和控制用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)。驅動用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)又(you)(you)分(fen)為電(dian)(dian)(dian)(dian)動工具（包括(kuo)鉆孔、拋(pao)光、磨光、開槽、切(qie)割、擴孔等(deng)(deng)工具）用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、家電(dian)(dian)(dian)(dian)（包括(kuo)洗衣機(ji)(ji)(ji)(ji)、電(dian)(dian)(dian)(dian)風扇、電(dian)(dian)(dian)(dian)冰箱、空調器(qi)、錄音機(ji)(ji)(ji)(ji)、錄像機(ji)(ji)(ji)(ji)、影碟機(ji)(ji)(ji)(ji)、吸塵器(qi)、照相機(ji)(ji)(ji)(ji)、電(dian)(dian)(dian)(dian)吹風、電(dian)(dian)(dian)(dian)動剃(ti)須刀(dao)等(deng)(deng)）用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)及(ji)其(qi)它(ta)通用(yong)(yong)(yong)小型(xing)(xing)機(ji)(ji)(ji)(ji)械設備(bei)（包括(kuo)各種小型(xing)(xing)機(ji)(ji)(ji)(ji)床(chuang)、小型(xing)(xing)機(ji)(ji)(ji)(ji)械、醫(yi)療(liao)器(qi)械、電(dian)(dian)(dian)(dian)子儀器(qi)等(deng)(deng)）用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)。控制用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)又(you)(you)分(fen)為步(bu)進電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)和伺服(fu)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)等(deng)(deng)。

5、按轉(zhuan)子(zi)的結構(gou)分類電(dian)機按轉(zhuan)子(zi)的結構(gou)可分為籠型(xing)感(gan)應電(dian)機（舊標準(zhun)(zhun)稱為鼠籠型(xing)異步電(dian)機）和繞線(xian)轉(zhuan)子(zi)感(gan)應電(dian)機（舊標準(zhun)(zhun)稱為繞線(xian)型(xing)異步電(dian)機）。

6、按(an)運轉(zhuan)速(su)度分(fen)(fen)類電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)按(an)運轉(zhuan)速(su)度可(ke)分(fen)(fen)為(wei)高速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、低(di)速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、恒速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、調(diao)速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)。低(di)速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)又分(fen)(fen)為(wei)齒輪減速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、電(dian)(dian)(dian)磁減速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、力矩(ju)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)和爪極同(tong)(tong)步(bu)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)等。調(diao)速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)除可(ke)分(fen)(fen)為(wei)有級(ji)(ji)恒速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、無(wu)(wu)級(ji)(ji)恒速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、有級(ji)(ji)變(bian)(bian)速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)和無(wu)(wu)級(ji)(ji)變(bian)(bian)速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)外，還可(ke)分(fen)(fen)為(wei)電(dian)(dian)(dian)磁調(diao)速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、直流調(diao)速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)、PWM變(bian)(bian)頻調(diao)速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)和開關(guan)磁阻調(diao)速(su)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)。異(yi)步(bu)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)的轉(zhuan)子轉(zhuan)速(su)總是(shi)略低(di)于旋轉(zhuan)磁場的同(tong)(tong)步(bu)轉(zhuan)速(su)。同(tong)(tong)步(bu)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)的轉(zhuan)子轉(zhuan)速(su)與負載大小無(wu)(wu)關(guan)而始終保持為(wei)同(tong)(tong)步(bu)轉(zhuan)速(su)。