中(zhong)電氣設(she)備選(xuan)(xuan)擇不當造成(cheng)的(de)常(chang)見錯誤(wu)：生產過程中(zhong)交流接觸(chu)器的(de)體積(ji)選(xuan)(xuan)擇不當，不同組的(de)插座控制電路安裝了相(xiang)同體積(ji)的(de)交流接觸(chu)器，三(san)相(xiang)負(fu)載的(de)差(cha)異(yi)不完全考慮過的(de)。在(zai)平衡(heng)狀態下，不能在(zai)所(suo)有正常(chang)模型中(zhong)選(xuan)(xuan)擇某些組的(de)輸出(chu)交流接觸(chu)器的(de)電流水(shui)平。基(ji)本上(shang)，電流水(shui)平是(shi)通過一個步驟(zou)選(xuan)(xuan)擇的(de)，該步驟(zou)會(hui)導致交流接觸(chu)器在(zai)高溫天(tian)氣下運(yun)行期間(jian)燒(shao)斷。

根據(ju)電(dian)(dian)(dian)(dian)氣(qi)設備(bei)的接(jie)線(xian)規定，接(jie)線(xian)盒可(ke)安裝在封閉(bi)(bi)或(huo)半封閉(bi)(bi)的金屬外殼中或(huo)屏幕上，以(yi)形(xing)成配(pei)(pei)電(dian)(dian)(dian)(dian)室設備(bei)。如果一切正常(chang)(chang)(chang)，可(ke)以(yi)使用手或(huo)控制開(kai)關連接(jie)或(huo)斷開(kai)電(dian)(dian)(dian)(dian)源電(dian)(dian)(dian)(dian)路。常(chang)(chang)(chang)見的錯誤或(huo)異常(chang)(chang)(chang)取決(jue)于家用電(dian)(dian)(dian)(dian)器的維護，以(yi)斷開(kai)電(dian)(dian)(dian)(dian)路或(huo)警報(bao)。識別(bie)儀可(ke)以(yi)在信息(xi)模式下顯示各種(zhong)主(zhu)要參(can)數(shu)，還可(ke)以(yi)調整某些(xie)電(dian)(dian)(dian)(dian)氣(qi)設備(bei)的主(zhu)要參(can)數(shu)，并提醒(xing)或(huo)發(fa)出所有(you)正常(chang)(chang)(chang)工(gong)作設置(zhi)的偏差信號。常(chang)(chang)(chang)用于發(fa)電(dian)(dian)(dian)(dian)，配(pei)(pei)電(dian)(dian)(dian)(dian)和(he)變(bian)電(dian)(dian)(dian)(dian)站。

涉及電源系統中發電，傳輸，分配，轉換和功耗中的接通和斷開，控制或保護的作用。高壓配電柜用(yong)作電(dian)壓(ya)(ya)等級在(zai)3.6 kV~550 kV的(de)(de)電(dian)氣(qi)產品作為(wei)高(gao)(gao)壓(ya)(ya)隔離開(kai)關(guan)(guan)，有(you)接(jie)地開(kai)關(guan)(guan)，高(gao)(gao)壓(ya)(ya)斷路器(qi)(qi)，自動高(gao)(gao)壓(ya)(ya)重合和(he)(he)斷開(kai)裝(zhuang)(zhuang)置，高(gao)(gao)壓(ya)(ya)操作機(ji)構，防爆高(gao)(gao)壓(ya)(ya)配(pei)電(dian)裝(zhuang)(zhuang)置和(he)(he)高(gao)(gao)壓(ya)(ya)開(kai)關(guan)(guan)柜(ju)等不同類別。通(tong)(tong)常，連(lian)接(jie)到系(xi)(xi)(xi)(xi)統(tong)(tong)主(zhu)母線的(de)(de)電(dian)容器(qi)(qi)柜(ju)用(yong)于中央(yang)無功功率(lv)補償(chang)，并(bing)且(qie)通(tong)(tong)常與(yu)輸入柜(ju)并(bing)聯安裝(zhuang)(zhuang)（系(xi)(xi)(xi)(xi)統(tong)(tong)具(ju)有(you)PT柜(ju)，應為(wei)高(gao)(gao)壓(ya)(ya)系(xi)(xi)(xi)(xi)統(tong)(tong)，而低(di)(di)壓(ya)(ya)系(xi)(xi)(xi)(xi)統(tong)(tong)沒有(you)PT柜(ju)- PT柜(ju)相當于降低(di)(di)變壓(ya)(ya)器(qi)(qi)，只(zhi)需要低(di)(di)壓(ya)(ya)變壓(ya)(ya)器(qi)(qi)，但(dan)是電(dian)容器(qi)(qi)柜(ju)很少(shao)用(yong)于高(gao)(gao)壓(ya)(ya)系(xi)(xi)(xi)(xi)統(tong)(tong)中，并(bing)且(qie)高(gao)(gao)壓(ya)(ya)電(dian)容器(qi)(qi)很難(nan)制造，并(bing)且(qie)通(tong)(tong)常在(zai)低(di)(di)壓(ya)(ya)側進行(xing)集中補償(chang)。