玻璃鋼表箱在(zai)設計方案時(shi)(shi)充分考(kao)慮在(zai)我國很多公司環境因素各種因素危害，為(wei)了更好地可(ke)以(yi)保(bao)(bao)證(zheng)玻璃鋼表箱能正常的(de)運行運作和(he)免(mian)遭損害，具體操縱電(dian)路(lu)中保(bao)(bao)護(hu)環節(jie)(jie)是(shi)不可(ke)缺少的(de)，掌握學習這(zhe)(zhe)種信息(xi)內容保(bao)(bao)護(hu)系統軟(ruan)件電(dian)路(lu)技術(shu)性基本原理，對大家(jia)建(jian)筑(zhu)識(shi)圖是(shi)很有(you)益的(de)。電(dian)路(lu)中的(de)保(bao)(bao)護(hu)管理方法(fa)環節(jie)(jie)在(zai)一個總(zong)體電(dian)路(lu)中A常見的(de)保(bao)(bao)護(hu)這(zhe)(zhe)一環節(jie)(jie)有(you)短路(lu)故障保(bao)(bao)護(hu)和(he)負載保(bao)(bao)護(hu)環節(jie)(jie)存有(you)二(er)種。有(you)的(de)電(dian)路(lu)除具備2個以(yi)上二(er)種文(wen)化藝術(shu)保(bao)(bao)護(hu)環節(jie)(jie)外，也有(you)斷相(xiang)保(bao)(bao)護(hu)(即三(san)相(xiang)電(dian)缺相(xiang)時(shi)(shi)，使電(dian)路(lu)關(guan)閉電(dian)源)、欠壓保(bao)(bao)護(hu)保(bao)(bao)護(hu)、過電(dian)流保(bao)(bao)護(hu)等(deng)環節(jie)(jie)。

1.電(dian)氣(qi)設(she)備路線短(duan)路故障保護電(dian)路

短(duan)路(lu)(lu)保(bao)(bao)護(hu)(hu)就是(shi)指電(dian)(dian)路(lu)(lu)產生短(duan)路(lu)(lu)時，能使常見(jian)故(gu)(gu)障(zhang)電(dian)(dian)路(lu)(lu)與(yu)其說電(dian)(dian)斷(duan)掉的保(bao)(bao)護(hu)(hu)環節(jie)。短(duan)路(lu)(lu)故(gu)(gu)障(zhang)保(bao)(bao)護(hu)(hu)常見(jian)斷(duan)路(lu)(lu)器完成，在(zai)(zai)圖(tu)上保(bao)(bao)險絲盒1FU和(he)2FU斷(duan)路(lu)(lu)器全是(shi)短(duan)路(lu)(lu)故(gu)(gu)障(zhang)保(bao)(bao)護(hu)(hu)環節(jie)。在(zai)(zai)具(ju)體(ti)電(dian)(dian)路(lu)(lu)含有的斷(duan)路(lu)(lu)器與(yu)刀(dao)閘(zha)合(he)為(wei)一(yi)體(ti)，在(zai)(zai)畫電(dian)(dian)路(lu)(lu)圖(tu)時將斷(duan)路(lu)(lu)器畫在(zai)(zai)刀(dao)閘(zha)上，短(duan)路(lu)(lu)故(gu)(gu)障(zhang)保(bao)(bao)護(hu)(hu)斷(duan)路(lu)(lu)器都設定在(zai)(zai)近電(dian)(dian)位(wei)置(zhi)，也就是(shi)被保(bao)(bao)護(hu)(hu)電(dian)(dian)路(lu)(lu)的開關(guan)電(dian)(dian)源(yuan)引(yin)進部位(wei)。

2.電氣設(she)備負載操縱(zong)鏈接

玻璃鋼表箱負(fu)(fu)載(zai)自然環境保(bao)(bao)(bao)(bao)護(hu)(hu)工作中(zhong)環節(jie)是電(dian)(dian)(dian)(dian)(dian)力(li)拖動系統軟(ruan)件電(dian)(dian)(dian)(dian)(dian)路(lu)中(zhong)至關重要的(de)保(bao)(bao)(bao)(bao)護(hu)(hu)管理(li)方(fang)法環節(jie)。負(fu)(fu)載(zai)工作能力(li)保(bao)(bao)(bao)(bao)護(hu)(hu)就是指對電(dian)(dian)(dian)(dian)(dian)機(ji)負(fu)(fu)載(zai)時，能使(shi)電(dian)(dian)(dian)(dian)(dian)機(ji)可(ke)以全自動關閉電(dian)(dian)(dian)(dian)(dian)源的(de)保(bao)(bao)(bao)(bao)護(hu)(hu)，負(fu)(fu)載(zai)保(bao)(bao)(bao)(bao)護(hu)(hu)大家常(chang)見(jian)熱繼(ji)器(qi)可(ke)以完成。下面的(de)圖(tu)中(zhong)畫出了一(yi)(yi)種具(ju)備不一(yi)(yi)樣短路(lu)故(gu)障和過保(bao)(bao)(bao)(bao)護(hu)(hu)的(de)電(dian)(dian)(dian)(dian)(dian)機(ji)啟動電(dian)(dian)(dian)(dian)(dian)路(lu)設計方(fang)案(an)電(dian)(dian)(dian)(dian)(dian)路(lu)原理(li)圖(tu)由(you)此可(ke)見(jian)，圖(tu)中(zhong)數據所顯示根據電(dian)(dian)(dian)(dian)(dian)路(lu)只比原照電(dian)(dian)(dian)(dian)(dian)路(lu)簡易多了便是一(yi)(yi)個熱繼(ji)器(qi)FR。熱繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)的(de)發燙(tang)元(yuan)器(qi)件于(yu)三相異步電(dian)(dian)(dian)(dian)(dian)機(ji)電(dian)(dian)(dian)(dian)(dian)機(ji)定子繞阻造成電(dian)(dian)(dian)(dian)(dian)路(lu)中(zhong)，而(er)熱繼(ji)器(qi)的(de)常(chang)閉點串連于(yu)操縱信息(xi)內(nei)容控制回(hui)路(lu)的(de)直流(liu)接觸器(qi)KM電(dian)(dian)(dian)(dian)(dian)磁線圈下方(fang)。

當(dang)刀(dao)閘(zha)合(he)閉QK，按(an)(an)下按(an)(an)鈕電(dian)(dian)(dian)源開關SB，互換(huan)銅芯電(dian)(dian)(dian)纜插電(dian)(dian)(dian)交流接觸(chu)(chu)器(qi)姿勢KM，KM主斷路器(qi)合(he)閉，電(dian)(dian)(dian)機(ji)M運(yun)行。當(dang)電(dian)(dian)(dian)機(ji)在(zai)運(yun)作(zuo)負載(zai)時(shi)，電(dian)(dian)(dian)機(ji)電(dian)(dian)(dian)流量(liang)的電(dian)(dian)(dian)機(ji)定子(zi)繞阻過大，根據熱(re)繼器(qi)電(dian)(dian)(dian)流量(liang)熱(re)元器(qi)件(jian)過大，熱(re)規格(ge)電(dian)(dian)(dian)實(shi)際操作(zuo)中，熱(re)規格(ge)電(dian)(dian)(dian)接觸(chu)(chu)點開常閉，以使輔助(zhu)電(dian)(dian)(dian)路AC電(dian)(dian)(dian)磁線圈電(dian)(dian)(dian)力(li)工程(cheng)觸(chu)(chu)碰KM，KM主斷路器(qi)開啟，激起電(dian)(dian)(dian)機(ji)，進而保(bao)護電(dian)(dian)(dian)機(ji)。

3.電路的過電流保護和欠壓保護保護工(gong)作中環節

玻璃(li)鋼表(biao)箱(xiang)電(dian)(dian)(dian)(dian)路過(guo)(guo)電(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)保(bao)護用電(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)繼電(dian)(dian)(dian)(dian)器(qi)(qi)和電(dian)(dian)(dian)(dian)路欠壓(ya)保(bao)護保(bao)護用電(dian)(dian)(dian)(dian)壓(ya)繼電(dian)(dian)(dian)(dian)器(qi)(qi)。這兩個汽車繼電(dian)(dian)(dian)(dian)器(qi)(qi)有的(de)(de)姿勢(shi)，可(ke)(ke)以保(bao)護電(dian)(dian)(dian)(dian)路不受到電(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)量和欠工作(zuo)電(dian)(dian)(dian)(dian)壓(ya)的(de)(de)危害。電(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)繼電(dian)(dian)(dian)(dian)器(qi)(qi)電(dian)(dian)(dian)(dian)磁線(xian)(xian)圈根據的(de)(de)電(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)量相當于(yu)或超過(guo)(guo)設置電(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)量，它(ta)可(ke)(ke)以功(gong)效(xiao)(xiao)，其電(dian)(dian)(dian)(dian)磁線(xian)(xian)圈根據的(de)(de)電(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)量低于(yu)設置電(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)量，它(ta)不功(gong)效(xiao)(xiao)電(dian)(dian)(dian)(dian)壓(ya)繼電(dian)(dian)(dian)(dian)器(qi)(qi)僅(jin)有其電(dian)(dian)(dian)(dian)磁線(xian)(xian)圈工作(zuo)電(dian)(dian)(dian)(dian)壓(ya)再(zai)加上額定值(zhi)，它(ta)可(ke)(ke)以功(gong)效(xiao)(xiao)。

假如電(dian)(dian)磁線圈工作(zuo)電(dian)(dian)壓(ya)值小于設置(zhi)工作(zuo)電(dian)(dian)壓(ya)值一定總(zong)數，那麼電(dian)(dian)壓(ya)繼(ji)電(dian)(dian)器(qi)將馬上(shang)回(hui)到初始情況(使常開觸點斷掉和(he)常閉(bi)點合閉(bi)) ，應用電(dian)(dian)流(liu)(liu)繼(ji)電(dian)(dian)器(qi)和(he)電(dian)(dian)壓(ya)繼(ji)電(dian)(dian)器(qi)做為電(dian)(dian)路過(guo)電(dian)(dian)流(liu)(liu)和(he)欠壓(ya)保護保護電(dian)(dian)路，如下圖(tu)(tu)所示(shi)，圖(tu)(tu)上(shang)所顯示(shi)的電(dian)(dian)路有兩個(ge)附加的電(dian)(dian)壓(ya)繼(ji)電(dian)(dian)器(qi)，1KV和(he)2千伏，和(he)三(san)個(ge)附加的電(dian)(dian)流(liu)(liu)繼(ji)電(dian)(dian)器(qi)，1千、2千和(he)3KV，與(yu)圖(tu)(tu)中對比: 以(yi)上(shang)五(wu)個(ge)汽(qi)車繼(ji)電(dian)(dian)器(qi)都是(shi)在主電(dian)(dian)路中。