根(gen)據(ju)電動(dong)機功率和(he)轉(zhuan)速，軸(zhou)承(cheng)采用(yong)滾(gun)(gun)動(dong)軸(zhou)承(cheng)和(he)滑(hua)動(dong)軸(zhou)承(cheng)兩(liang)種形式，滾(gun)(gun)動(dong)軸(zhou)承(cheng)設有(you)不停機注，排油(you)裝置，可(ke)實現連(lian)續(xu)運轉(zhuan)情況下，定期加注潤滑(hua)脂來維護(hu)、保養電動(dong)機。定子繞組采用(yong)F級(ji)絕緣材料，運用(yong)VPI真空(kong)壓(ya)力浸漆技術(shu)，采用(yong)磁性槽楔，端(duan)部有(you)可(ke)靠(kao)的固(gu)定及綁扎措施，絕緣性能優良可(ke)靠(kao)，機械強(qiang)度(du)高，防(fang)潮能力強(qiang)，使電動(dong)機運行可(ke)靠(kao)。電動(dong)機運轉(zhuan)平(ping)穩(wen)，振(zhen)動(dong)小，設一(yi)圓柱形軸(zhou)伸，也可(ke)根(gen)據(ju)用(yong)戶需要制成(cheng)雙軸(zhou)伸。

由定子架、繞組及(ji)絕緣材料、轉子、兩端妯承及(ji)端蓋等組成，比較簡單。電動(dong)機故(gu)障的(de)原(yuan)因(yin)有：電源(yuan)斷相、電壓或頻(pin)率不對；繞組短路(lu)、斷路(lu)、接地；內、外部臟(zang)，散熱不好，和(he)自帶冷(leng)卻(que)風扇壞(huai)，通風不暢；與機械裝備不良；長期高負荷運行；環境(jing)溫(wen)度高等等。電動(dong)機的(de)損(sun)壞(huai)，90%以上都是維修人員日常檢查不細，維護(hu)保(bao)養不足造(zao)成的(de)，絕大(da)多數故(gu)障都可釉預防(fang)和(he)避(bi)免(mian)，減少公司備件(jian)和(he)修理費(fei)用的(de)損(sun)失。

驅動(dong)(dong)(dong)用(yong)(yong)又(you)分(fen)(fen)為電(dian)(dian)動(dong)(dong)(dong)工具用(yong)(yong)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)、家(jia)電(dian)(dian)用(yong)(yong)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)及其它通用(yong)(yong)小(xiao)型機(ji)(ji)(ji)(ji)(ji)械(xie)設備用(yong)(yong)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)。有刷直(zhi)(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)可分(fen)(fen)為永(yong)(yong)(yong)磁直(zhi)(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和(he)(he)(he)電(dian)(dian)磁直(zhi)(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)。電(dian)(dian)磁直(zhi)(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)又(you)分(fen)(fen)為串勵直(zhi)(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)、并勵直(zhi)(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)、他勵直(zhi)(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和(he)(he)(he)復勵直(zhi)(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)。永(yong)(yong)(yong)磁直(zhi)(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)又(you)分(fen)(fen)為稀土永(yong)(yong)(yong)磁直(zhi)(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)、鐵氧體永(yong)(yong)(yong)磁直(zhi)(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和(he)(he)(he)鋁鎳鈷(gu)永(yong)(yong)(yong)磁直(zhi)(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)。控制(zhi)用(yong)(yong)電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)又(you)分(fen)(fen)為步進電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和(he)(he)(he)伺服電(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)等。

的(de)安裝尺(chi)寸和(he)(he)功率(lv)(lv)等(deng)級符合IEC國(guo)際標(biao)準，與德(de)國(guo)DIN42673標(biao)準一致，其外(wai)殼防(fang)護(hu)等(deng)級為(wei)(wei)IP55，冷卻(que)方式為(wei)(wei)IC411，連續工作制（S1）。采用F級絕(jue)緣結構，但全系列溫升(sheng)按B級考核；并要(yao)求考核負載噪聲；H315-355電動(dong)機已高有注排油裝置。電動(dong)機額定(ding)電壓380V，額定(ding)頻率(lv)(lv)50Hz，功率(lv)(lv)范圍0.75-375KW，包括2極(ji)，4極(ji)和(he)(he)6極(ji)電機。功率(lv)(lv)在(zai)3KW及以下(xia)者(zhe)為(wei)(wei)Y接法(fa)，其它功率(lv)(lv)勻為(wei)(wei)△接法(fa)。

根據電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)按結構及(ji)工(gong)作原(yuan)理的不(bu)同(tong)(tong)，可分(fen)為直(zhi)流(liu)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)，異(yi)步(bu)(bu)(bu)(bu)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和(he)(he)同(tong)(tong)步(bu)(bu)(bu)(bu)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)。同(tong)(tong)步(bu)(bu)(bu)(bu)還可分(fen)為永磁(ci)同(tong)(tong)步(bu)(bu)(bu)(bu)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)、磁(ci)阻同(tong)(tong)步(bu)(bu)(bu)(bu)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和(he)(he)磁(ci)滯同(tong)(tong)步(bu)(bu)(bu)(bu)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)。異(yi)步(bu)(bu)(bu)(bu)可分(fen)為感應(ying)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和(he)(he)交流(liu)換向器電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)。感應(ying)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)又(you)分(fen)為三(san)相(xiang)(xiang)異(yi)步(bu)(bu)(bu)(bu)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)、單相(xiang)(xiang)異(yi)步(bu)(bu)(bu)(bu)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和(he)(he)罩極異(yi)步(bu)(bu)(bu)(bu)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)等。交流(liu)換向器電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)又(you)分(fen)為單相(xiang)(xiang)串勵(li)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)、交直(zhi)流(liu)兩用電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和(he)(he)推斥電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)。直(zhi)流(liu)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)按結構及(ji)工(gong)作原(yuan)理可分(fen)為無刷直(zhi)流(liu)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和(he)(he)有刷直(zhi)流(liu)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)。

效率高隔爆型三相異步電動機主要用于各種型式的防爆起重機械的電力拖動，具有較大的過載能力和較高的機械強度，具有節能調速的功能。防爆標志分別為ExdIIBT4和ExdIICT4兩種。隔爆型三相異步電動機主要用(yong)于(yu)(yu)(yu)各種型(xing)式的防爆起重機(ji)械的電(dian)力驅動。具有(you)較(jiao)大(da)的過載能(neng)力和(he)較(jiao)高的機(ji)械強度，因此它(ta)特別適用(yong)于(yu)(yu)(yu)那些短時或斷續運轉、頻(pin)繁起動、制動的設(she)備(bei)。適用(yong)于(yu)(yu)(yu)傳(chuan)爆能(neng)力不高于(yu)(yu)(yu)IIB或IIC級，引爆溫度組(zu)別為T1-T4組(zu)的可燃性氣體(ti)或蒸氣與(yu)空氣形(xing)成的爆炸(zha)性混合物的場(chang)所。