真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)接(jie)触(chu)(chu)(chu)(chu)器(qi)(qi)由真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)开关管、绝缘架(jia)(jia)，动臂(bei)、磁路(lu)支撑架(jia)(jia)、电(dian)磁操作机(ji)构(gou)及整流装置组成(cheng)。电(dian)磁操作机(ji)构(gou)由铁(tie)心、线圈(quan)、磁极板(ban)、衔铁(tie)板(ban)、转轴(zhou)、动臂(bei)等组成(cheng)。真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)接(jie)触(chu)(chu)(chu)(chu)器(qi)(qi)熄弧(hu)(hu)(hu)能力(li)强，耐(nai)压性能好(hao)，操作频率较(jiao)高(gao)，寿命(ming)长，无电(dian)弧(hu)(hu)(hu)外喷，体积(ji)小(xiao)、重量(liang)轻、维修(xiu)(xiu)周(zhou)期较(jiao)长。真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)接(jie)触(chu)(chu)(chu)(chu)器(qi)(qi)的(de)(de)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)灭弧(hu)(hu)(hu)室(shi)制造(zao)时(shi)(shi)工艺(yi)要求(qiu)很(hen)高(gao)，如果(guo)工艺(yi)不良，灭弧(hu)(hu)(hu)室(shi)的(de)(de)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)容易(yi)下降。触(chu)(chu)(chu)(chu)头材料材质不好(hao)，在分(fen)断(duan)(duan)电(dian)流时(shi)(shi)会(hui)出现(xian)(xian) "截流过电(dian)压"现(xian)(xian)象，即在分(fen)断(duan)(duan)电(dian)流时(shi)(shi)，由于真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)灭弧(hu)(hu)(hu)室(shi)的(de)(de)熄弧(hu)(hu)(hu)能力(li)很(hen)强，电(dian)弧(hu)(hu)(hu)电(dian)流不是(shi)自然过零时(shi)(shi)切断(duan)(duan)，而是(shi)从(cong)电(dian)流的(de)(de)某一(yi)值突然降到零，由此而出现(xian)(xian)高(gao)的(de)(de)过电(dian)压。截流电(dian)压会(hui)危及电(dian)气设备(bei)的(de)(de)安全运(yun)行。真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)接(jie)触(chu)(chu)(chu)(chu)器(qi)(qi)是(shi)否有故(gu)障，可以(yi)根(gen)据其能否准确无误地合(he)闸、分(fen)闸并可靠(kao)地保持在合(he)闸、分(fen)闸位置来判断(duan)(duan)。主(zhu)回路(lu)方面(mian)的(de)(de)故(gu)障，可以(yi)从(cong)接(jie)触(chu)(chu)(chu)(chu)器(qi)(qi)例行的(de)(de)检(jian)修(xiu)(xiu)和(he)维护(hu)中(zhong)发(fa)现(xian)(xian)并排除。真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)接(jie)触(chu)(chu)(chu)(chu)器(qi)(qi)在切除故(gu)障电(dian)路(lu)后不会(hui)产生火花和(he)电(dian)弧(hu)(hu)(hu)，减少了火灾风(feng)险和(he)设备(bei)损坏。成(cheng)都低压真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)接(jie)触(chu)(chu)(chu)(chu)器(qi)(qi)价钱(qian)

选(xuan)(xuan)择(ze)接(jie)触(chu)(chu)器(qi)时(shi)要(yao)从工(gong)作(zuo)环境出发，主(zhu)要(yao)考虑下面几个(ge)因素(su)：①控(kong)(kong)制(zhi)交流(liu)(liu)(liu)负(fu)载(zai)(zai)应选(xuan)(xuan)用(yong)(yong)(yong)交流(liu)(liu)(liu)接(jie)触(chu)(chu)器(qi)，直流(liu)(liu)(liu)负(fu)载(zai)(zai)选(xuan)(xuan)用(yong)(yong)(yong)直流(liu)(liu)(liu)接(jie)触(chu)(chu)器(qi)。②主(zhu)触(chu)(chu)头的(de)(de)(de)额(e)定(ding)(ding)工(gong)作(zuo)电(dian)(dian)流(liu)(liu)(liu)应大(da)(da)于(yu)(yu)等于(yu)(yu)负(fu)载(zai)(zai)电(dian)(dian)路(lu)(lu)的(de)(de)(de)电(dian)(dian)流(liu)(liu)(liu)，还要(yao)注意(yi)的(de)(de)(de)是(shi)接(jie)触(chu)(chu)器(qi)主(zhu)触(chu)(chu)头的(de)(de)(de)额(e)定(ding)(ding)工(gong)作(zuo)电(dian)(dian)流(liu)(liu)(liu)是(shi)在规定(ding)(ding)的(de)(de)(de)条件下（额(e)定(ding)(ding)工(gong)作(zuo)电(dian)(dian)压(ya)(ya)、使用(yong)(yong)(yong)类(lei)别、操作(zuo)频率(lv)等）能够正常(chang)工(gong)作(zuo)的(de)(de)(de)电(dian)(dian)流(liu)(liu)(liu)值(zhi)，当实际使用(yong)(yong)(yong)条件不(bu)同时(shi)，这个(ge)电(dian)(dian)流(liu)(liu)(liu)值(zhi)也将随(sui)之改(gai)变。③主(zhu)触(chu)(chu)头的(de)(de)(de)额(e)定(ding)(ding)工(gong)作(zuo)电(dian)(dian)压(ya)(ya)应大(da)(da)于(yu)(yu)等于(yu)(yu)负(fu)载(zai)(zai)电(dian)(dian)路(lu)(lu)的(de)(de)(de)电(dian)(dian)压(ya)(ya)。④线圈的(de)(de)(de)额(e)定(ding)(ding)电(dian)(dian)压(ya)(ya)应与控(kong)(kong)制(zhi)回路(lu)(lu)电(dian)(dian)压(ya)(ya)一致(zhi)。2、接(jie)触(chu)(chu)器(qi)选(xuan)(xuan)择(ze)的(de)(de)(de)具(ju)体(ti)步骤(zhou)：①选(xuan)(xuan)择(ze)接(jie)触(chu)(chu)器(qi)的(de)(de)(de)类(lei)型，需要(yao)根(gen)据负(fu)载(zai)(zai)种类(lei)选(xuan)(xuan)择(ze)接(jie)触(chu)(chu)器(qi)的(de)(de)(de)类(lei)型。②选(xuan)(xuan)择(ze)接(jie)触(chu)(chu)器(qi)的(de)(de)(de)额(e)定(ding)(ding)参数：根(gen)据被控(kong)(kong)对(dui)象和(he)工(gong)作(zuo)参数，如电(dian)(dian)压(ya)(ya)、电(dian)(dian)流(liu)(liu)(liu)、功率(lv)、频率(lv)等，确定(ding)(ding)接(jie)触(chu)(chu)器(qi)的(de)(de)(de)额(e)定(ding)(ding)参数。（1）接(jie)触(chu)(chu)器(qi)的(de)(de)(de)线圈电(dian)(dian)压(ya)(ya)，一般应低一些为(wei)好，这样对(dui)接(jie)触(chu)(chu)器(qi)的(de)(de)(de)绝缘要(yao)求可(ke)(ke)以(yi)降低，使用(yong)(yong)(yong)时(shi)也比(bi)较安(an)全。当控(kong)(kong)制(zhi)电(dian)(dian)路(lu)(lu)简单，使用(yong)(yong)(yong)电(dian)(dian)器(qi)比(bi)较少时(shi)，可(ke)(ke)直接(jie)选(xuan)(xuan)用(yong)(yong)(yong)380V或(huo)220V的(de)(de)(de)电(dian)(dian)压(ya)(ya)。若电(dian)(dian)路(lu)(lu)复杂。使用(yong)(yong)(yong)电(dian)(dian)器(qi)的(de)(de)(de)个(ge)数超过5个(ge)时(shi)，可(ke)(ke)选(xuan)(xuan)用(yong)(yong)(yong)36V或(huo)110V电(dian)(dian)压(ya)(ya)的(de)(de)(de)线圈，以(yi)保证(zheng)安(an)全。但为(wei)了(le)方便和(he)减少设备(bei)，常(chang)按实际电(dian)(dian)网电(dian)(dian)压(ya)(ya)选(xuan)(xuan)取。（2）电(dian)(dian)动机的(de)(de)(de)操作(zuo)频率(lv)不(bu)高，如压(ya)(ya)缩(suo)机、水(shui)泵、风机、空调等，接(jie)触(chu)(chu)器(qi)额(e)定(ding)(ding)电(dian)(dian)流(liu)(liu)(liu)大(da)(da)于(yu)(yu)负(fu)载(zai)(zai)额(e)定(ding)(ding)电(dian)(dian)流(liu)(liu)(liu)即可(ke)(ke)。成都低压(ya)(ya)真空接(jie)触(chu)(chu)器(qi)价钱真空接(jie)触(chu)(chu)器(qi)的(de)(de)(de)结构紧(jin)凑、体(ti)积小巧，适合于(yu)(yu)密集安(an)装和(he)占地空间较小的(de)(de)(de)应用(yong)(yong)(yong)场景。

当(dang)接(jie)(jie)通低压(ya)(ya)变压(ya)(ya)器负载(zai)(zai)时(shi)(shi)(shi)，变压(ya)(ya)器因为(wei)二次(ci)侧的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)极(ji)短路(lu)而出现短时(shi)(shi)(shi)的(de)(de)陡峭(qiao)大电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)，在(zai)一(yi)(yi)次(ci)侧出现较(jiao)大电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)，可(ke)达额(e)(e)定(ding)(ding)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)的(de)(de)15～20倍，它与变压(ya)(ya)器的(de)(de)绕(rao)组布(bu)置及(ji)铁心特性有关。当(dang)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)焊(han)机(ji)频繁(fan)地产生(sheng)突(tu)发性的(de)(de)强电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)，从而使(shi)(shi)变压(ya)(ya)器的(de)(de)初级(ji)侧的(de)(de)开关承受(shou)巨大的(de)(de)应(ying)力和电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)，所以(yi)必(bi)须按照变压(ya)(ya)器的(de)(de)额(e)(e)定(ding)(ding)功(gong)率下电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)极(ji)短路(lu)时(shi)(shi)(shi)一(yi)(yi)次(ci)侧的(de)(de)短路(lu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)及(ji)焊(han)接(jie)(jie)频率来选(xuan)(xuan)(xuan)择接(jie)(jie)触器，即接(jie)(jie)通电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)大于二次(ci)侧短路(lu)时(shi)(shi)(shi)一(yi)(yi)次(ci)侧电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)。此(ci)类负载(zai)(zai)使(shi)(shi)用(yong)类别为(wei)AC-6a。电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)机(ji)用(yong)接(jie)(jie)触器根据(ju)(ju)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)机(ji)使(shi)(shi)用(yong)情(qing)况及(ji)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)机(ji)类别可(ke)分别选(xuan)(xuan)(xuan)用(yong)AC-2～4，对于启动(dong)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)在(zai)6倍额(e)(e)定(ding)(ding)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)，分断电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)为(wei)额(e)(e)定(ding)(ding)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)下可(ke)选(xuan)(xuan)(xuan)用(yong)AC-3，如(ru)风机(ji)水泵等(deng)，可(ke)采(cai)用(yong)查(cha)表法及(ji)选(xuan)(xuan)(xuan)用(yong)曲线法，根据(ju)(ju)样本及(ji)手册选(xuan)(xuan)(xuan)用(yong)，不用(yong)再计(ji)算。 绕(rao)线式电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)机(ji)接(jie)(jie)通电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)及(ji)分断电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)都是2.5倍额(e)(e)定(ding)(ding)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)，一(yi)(yi)般启动(dong)时(shi)(shi)(shi)在(zai)转(zhuan)(zhuan)(zhuan)子(zi)中串入电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻以(yi)限制启动(dong)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)，增(zeng)加(jia)启动(dong)转(zhuan)(zhuan)(zhuan)矩，使(shi)(shi)用(yong)类别AC-2，可(ke)选(xuan)(xuan)(xuan)用(yong)转(zhuan)(zhuan)(zhuan)动(dong)式接(jie)(jie)触器。 当(dang)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)机(ji)处于点动(dong)、需反向(xiang)运转(zhuan)(zhuan)(zhuan)及(ji)制动(dong)时(shi)(shi)(shi)，接(jie)(jie)通电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)为(wei)6Ie，使(shi)(shi)用(yong)类别为(wei)AC-4，它比AC-3严酷的(de)(de)多。可(ke)根据(ju)(ju)使(shi)(shi)用(yong)类别AC-4下列出电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)大小计(ji)算电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)机(ji)的(de)(de)功(gong)率。

接(jie)(jie)(jie)(jie)触器(qi)在运行中(zhong)常见的(de)(de)故障有以下(xia)几(ji)种：1、线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)烧(shao)毁或者(zhe)(zhe)损(sun)坏(huai)(huai)2、触头(tou)融(rong)焊3、运行中(zhong)噪音较(jiao)大(da)4、线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)通电(dian)(dian)后(hou)接(jie)(jie)(jie)(jie)触器(qi)主(zhu)触头(tou)不(bu)吸合(he)5、线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)断电(dian)(dian)后(hou)接(jie)(jie)(jie)(jie)触器(qi)主(zhu)触头(tou)分断。具(ju)体原(yuan)因分析如下(xia)：1.线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)烧(shao)毁或者(zhe)(zhe)损(sun)坏(huai)(huai)。这类故障出现(xian)的(de)(de)频(pin)次比较(jiao)高。主(zhu)要是由(you)于(yu)线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)两端(duan)的(de)(de)供(gong)电(dian)(dian)电(dian)(dian)压(ya)(ya)不(bu)正(zheng)确的(de)(de)导(dao)致(zhi)的(de)(de)。当(dang)线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)两端(duan)控(kong)制电(dian)(dian)压(ya)(ya)偏低，当(dang)电(dian)(dian)压(ya)(ya)低到一(yi)定(ding)程(cheng)度，铁芯就(jiu)(jiu)不(bu)能(neng)吸合(he)，此时(shi)(shi)(shi)线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)中(zhong)的(de)(de)电(dian)(dian)流(liu)是正(zheng)常维持电(dian)(dian)流(liu)的(de)(de)几(ji)倍 甚至几(ji)十倍，时(shi)(shi)(shi)间(jian)长了，线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)就(jiu)(jiu)会(hui)因过(guo)(guo)度发热而损(sun)毁！当(dang)线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)供(gong)电(dian)(dian)电(dian)(dian)压(ya)(ya)正(zheng)常，但是线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)控(kong)制线(xian)(xian)(xian)(xian)过(guo)(guo)长，由(you)于(yu)线(xian)(xian)(xian)(xian)路压(ya)(ya)降的(de)(de)影响，导(dao)致(zhi)实际(ji)接(jie)(jie)(jie)(jie)触器(qi)线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)两端(duan)的(de)(de)电(dian)(dian)压(ya)(ya)偏低，时(shi)(shi)(shi)间(jian)长了也(ye)会(hui)导(dao)致(zhi)线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)过(guo)(guo)热而损(sun)坏(huai)(huai)。线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)接(jie)(jie)(jie)(jie)线(xian)(xian)(xian)(xian)端(duan)子上(shang)的(de)(de)控(kong)制电(dian)(dian)压(ya)(ya)偏高（大(da)于(yu)1.1Us）导(dao)致(zhi)线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)过(guo)(guo)热而烧(shao)毁。比如将380V电(dian)(dian)压(ya)(ya)施加于(yu)220V线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)，大(da)约(yue)15分钟左右线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)就(jiu)(jiu)会(hui)烧(shao)坏(huai)(huai)，电(dian)(dian)压(ya)(ya)越高，线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)烧(shao)坏(huai)(huai)所需时(shi)(shi)(shi)间(jian)越短。还有一(yi)些物理器(qi)件上(shang)的(de)(de)原(yuan)因，在线(xian)(xian)(xian)(xian)圈(quan)(quan)(quan)(quan)制造，运输和(he)安装过(guo)(guo)程(cheng)中(zhong)，碰撞或者(zhe)(zhe)产(chan)品跌(die)落造成(cheng)漆包线(xian)(xian)(xian)(xian)与接(jie)(jie)(jie)(jie)线(xian)(xian)(xian)(xian)端(duan)子连(lian)接(jie)(jie)(jie)(jie)处机械损(sun)伤，工作一(yi)段(duan)时(shi)(shi)(shi)间(jian)后(hou)损(sun)伤处烧(shao)断。真空接(jie)(jie)(jie)(jie)触器(qi)具(ju)备较(jiao)低的(de)(de)电(dian)(dian)弧电(dian)(dian)压(ya)(ya)和(he)电(dian)(dian)弧能(neng)量，减少(shao)对电(dian)(dian)气设(she)备的(de)(de)损(sun)坏(huai)(huai)。

按有无(wu)(wu)触(chu)(chu)(chu)(chu)(chu)点(dian)分，可分为(wei)有触(chu)(chu)(chu)(chu)(chu)点(dian)接(jie)(jie)触(chu)(chu)(chu)(chu)(chu)器和无(wu)(wu)触(chu)(chu)(chu)(chu)(chu)点(dian)接(jie)(jie)触(chu)(chu)(chu)(chu)(chu)器。常(chang)见的(de)(de)接(jie)(jie)触(chu)(chu)(chu)(chu)(chu)器多(duo)为(wei)有触(chu)(chu)(chu)(chu)(chu)点(dian)接(jie)(jie)触(chu)(chu)(chu)(chu)(chu)器，而无(wu)(wu)触(chu)(chu)(chu)(chu)(chu)点(dian)接(jie)(jie)触(chu)(chu)(chu)(chu)(chu)器属于(yu)(yu)(yu)电(dian)(dian)子(zi)技术应用的(de)(de)产(chan)物，一(yi)(yi)般采用晶闸管(guan)作为(wei)回(hui)路(lu)的(de)(de)通(tong)断(duan)元件。由于(yu)(yu)(yu)可控(kong)硅(gui)导通(tong)时(shi)所需的(de)(de)触(chu)(chu)(chu)(chu)(chu)发电(dian)(dian)压(ya)很小(xiao)，而且回(hui)路(lu)通(tong)断(duan)时(shi)无(wu)(wu)火花产(chan)生，因而可用于(yu)(yu)(yu)高操作频(pin)率的(de)(de)设备和易燃(ran)、易爆、无(wu)(wu)噪(zao)声的(de)(de)场(chang)合。一(yi)(yi)般选接(jie)(jie)触(chu)(chu)(chu)(chu)(chu)器容量(liang)如(ru)是阻性负载，按接(jie)(jie)触(chu)(chu)(chu)(chu)(chu)器容量(liang)的(de)(de)百分之(zhi)八(ba)十算。如(ru)是电(dian)(dian)机之(zhi)类的(de)(de)感(gan)性负载 接(jie)(jie)触(chu)(chu)(chu)(chu)(chu)器的(de)(de)额定电(dian)(dian)流应是电(dian)(dian)机电(dian)(dian)流的(de)(de)1.5到2倍，再大一(yi)(yi)点(dian)更好。真(zhen)空接(jie)(jie)触(chu)(chu)(chu)(chu)(chu)器的(de)(de)灵敏(min)度高，能够检测到微弱的(de)(de)电(dian)(dian)流和电(dian)(dian)压(ya)变化。成都低压(ya)真(zhen)空接(jie)(jie)触(chu)(chu)(chu)(chu)(chu)器价钱

真空接触器(qi)的(de)绝缘材(cai)料具有良好的(de)耐高(gao)温(wen)性能(neng)，适用于高(gao)温(wen)工作环境。成都低压真空接触器(qi)价钱

在煤矿井下掘(jue)(jue)进机(ji)(ji)施工的(de)(de)(de)实际工作当中，为了(le)尽量避免掘(jue)(jue)进机(ji)(ji)电(dian)控系(xi)(xi)统的(de)(de)(de)故(gu)障，就(jiu)要通过(guo)实践(jian)不断(duan)摸索和探(tan)讨理(li)论积累经验，以(yi)便能(neng)够(gou)掌握一套(tao)更(geng)(geng)好、更(geng)(geng)快的(de)(de)(de)处(chu)(chu)理(li)掘(jue)(jue)进机(ji)(ji)电(dian)控系(xi)(xi)统故(gu)障的(de)(de)(de)技术方法(fa)，这样也(ye)能(neng)够(gou)节约修(xiu)复时间，保(bao)证掘(jue)(jue)进机(ji)(ji)能(neng)够(gou)正常运行。一般来(lai)说，掘(jue)(jue)进机(ji)(ji)电(dian)控系(xi)(xi)统主要集(ji)中在隔离开关、PLC控制(zhi)器、控制(zhi)变压器、外(wai)置(zhi)油泵电(dian)机(ji)(ji)、截割部(bu)电(dian)机(ji)(ji)、照明漏(lou)(lou)电(dian)保(bao)护(hu)(hu)单元等地(di)点出现故(gu)障。但是(shi)(shi)(shi)，这些部(bu)位出现的(de)(de)(de)问(wen)题还(hai)不能(neng)在现场解(jie)决，因(yin)为像(xiang)PLC控制(zhi)器、控制(zhi)变压器、照明漏(lou)(lou)电(dian)保(bao)护(hu)(hu)单元，都是(shi)(shi)(shi)电(dian)子(zi)模块(kuai)高度集(ji)成控制(zhi)的(de)(de)(de)，其模块(kuai)、电(dian)容、电(dian)阻的(de)(de)(de)损坏，井下规定(ding)是(shi)(shi)(shi)不准带电(dian)检(jian)修(xiu)、维护(hu)(hu)和焊接(jie)(jie)的(de)(de)(de)，所以(yi)只能(neng)更(geng)(geng)换损坏的(de)(de)(de)部(bu)件。像(xiang)电(dian)机(ji)(ji)的(de)(de)(de)一般故(gu)障短路(lu)、漏(lou)(lou)电(dian)、断(duan)相等，都是(shi)(shi)(shi)内部(bu)绕组的(de)(de)(de)问(wen)题，此(ci)也(ye)只能(neng)是(shi)(shi)(shi)更(geng)(geng)换处(chu)(chu)理(li)。而唯有(you)真空(kong)(kong)接(jie)(jie)触器的(de)(de)(de)故(gu)障是(shi)(shi)(shi)可(ke)以(yi)通过(guo)人员现场处(chu)(chu)理(li)来(lai)解(jie)决的(de)(de)(de)，也(ye)是(shi)(shi)(shi)所有(you)掘(jue)(jue)进机(ji)(ji)所共(gong)用(yong)的(de)(de)(de)部(bu)件。成都低压真空(kong)(kong)接(jie)(jie)触器价钱

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