美國LEESON防爆電機有幾種型式呢 下面由天驥小編為大家介紹下有關于電機通常能遇到哪些類型以及應對方法

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防爆電機防爆標(biao)識CT4和BT4區別：

1、等級不同

CT4防爆(bao)電(dian)機(ji)的防爆(bao)等級是(shi)ExdIICT4，BT4防爆(bao)電(dian)機(ji)的防爆(bao)等級為(wei)ExdIIBT4，防護等級低于CT4防爆(bao)電(dian)機(ji)。

2、使用范圍不同

CT可(ke)用的(de)范圍是廣的(de)。

3、適用氣(qi)體(ti)環(huan)境不同

CT是乙炔、氫(qing)氣(qi)級(ji)別(bie)的防爆等級(ji)，若環(huan)境里有乙炔、氫(qing)氣(qi)這(zhe)些氣(qi)體，要用(yong)CT級(ji)別(bie)的防爆電(dian)機。

而BT不能用于乙炔氣體(ti)的(de)運作(zuo)場所，只(zhi)是中(zhong)等級別的(de)防爆(bao)定義。

電機正常工作的方法

本文(wen)將介(jie)紹幾(ji)種簡(jian)單易(yi)行的方法(fa)，幫助你輕松檢測電機的工作狀態。

測量電阻值

用萬(wan)用表測量電機的電阻值，判斷其是否在(zai)正常范(fan)圍(wei)內(nei)。若超出范(fan)圍(wei)，可能是小故障或損(sun)壞。

通電觀察運行情況

給電(dian)機通(tong)電(dian)，連上電(dian)源和(he)控制(zhi)器(qi)，通(tong)過(guo)控制(zhi)信(xin)號(hao)來觀察它的運行(xing)情(qing)況。是(shi)平穩還是(shi)異響，一切盡在掌握。

使用專業測試儀器

專業的(de)測試儀器(qi)能夠幫你測出(chu)電(dian)機的(de)轉速、扭矩、功率等參數，全面(mian)了解(jie)電(dian)機的(de)性能。這(zhe)是一種更加精(jing)確和全面(mian)的(de)測試方法。

電機分為幾種

按(an)工作(zuo)電(dian)源分類：可分為直(zhi)流(liu)(liu)電(dian)機和(he)(he)交流(liu)(liu)電(dian)機。 直(zhi)流(liu)(liu)電(dian)機按(an)結構及工作(zuo)原理可包括(kuo)：無(wu)刷直(zhi)流(liu)(liu)電(dian)機和(he)(he)有刷直(zhi)流(liu)(liu)電(dian)機。有刷直(zhi)流(liu)(liu)電(dian)機可包括(kuo)永磁(ci)(ci)直(zhi)流(liu)(liu)電(dian)機和(he)(he)電(dian)磁(ci)(ci)直(zhi)流(liu)(liu)電(dian)機。電(dian)磁(ci)(ci)直(zhi)流(liu)(liu)電(dian)機分靜止式和(he)(he)轉(zhuan)動式。轉(zhuan)動式電(dian)磁(ci)(ci)直(zhi)流(liu)(liu)電(dian)機又分下面幾種：

串勵直流電機

并勵直流電機

復勵直流電機

他不勵直流電機

永磁直流電機

按(an)結構和工作原理分(fen)類：可分(fen)為直(zhi)流電機(ji)、異步電機(ji)、同步電機(ji)。

同(tong)步(bu)(bu)電機可(ke)包(bao)括：永磁(ci)同(tong)步(bu)(bu)電動(dong)機、磁(ci)阻同(tong)步(bu)(bu)電動(dong)機和(he)磁(ci)滯同(tong)步(bu)(bu)電動(dong)機。

異步電(dian)機(ji)可包括：感應電(dian)動機(ji)和交流換向器電(dian)動機(ji)。

按起(qi)(qi)動(dong)(dong)與(yu)運(yun)行方式分類：電(dian)(dian)(dian)(dian)容起(qi)(qi)動(dong)(dong)式單相(xiang)異步電(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)、電(dian)(dian)(dian)(dian)容運(yun)轉(zhuan)式單相(xiang)異步電(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)、電(dian)(dian)(dian)(dian)容起(qi)(qi)動(dong)(dong)運(yun)轉(zhuan)式單相(xiang)異步電(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)和分相(xiang)式單相(xiang)異步電(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)。

按用(yong)途分(fen)類：驅動用(yong)電動機和控(kong)制用(yong)電動機。

驅(qu)動(dong)用電動(dong)機可包(bao)括：電動(dong)工(gong)具（如手電鉆）、機床、儀表、家用電器(qi)、電動(dong)車等等。

控制用(yong)電(dian)動機(ji)又可(ke)包括：伺服電(dian)動機(ji)、步進電(dian)動機(ji)、DC電(dian)動機(ji)，等(deng)等(deng)。

按(an)原(yuan)理分(fen)類：可分(fen)為直流電動機(ji)和(he)交流電動機(ji)。

直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機按結構及(ji)工作原理可包括：無(wu)刷直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機和有刷直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機、（從原理上）又可分(fen)為永磁直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機和電(dian)(dian)(dian)磁直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機。其中永磁直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機又分(fen)為稀土永磁直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機、鐵氧體永磁直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機等等；電(dian)(dian)(dian)磁直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機又分(fen)串勵直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機、并勵直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機、他勵直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機和復勵直(zhi)(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)機。