中(zhong)(zhong)電(dian)氣(qi)設備選(xuan)擇(ze)不(bu)當(dang)造成的(de)(de)常(chang)見錯誤：生產過(guo)(guo)(guo)程(cheng)中(zhong)(zhong)交流(liu)接(jie)觸器的(de)(de)體積選(xuan)擇(ze)不(bu)當(dang)，不(bu)同組的(de)(de)插座控制電(dian)路安裝了(le)相同體積的(de)(de)交流(liu)接(jie)觸器，三(san)相負載的(de)(de)差異不(bu)完全考慮過(guo)(guo)(guo)的(de)(de)。在(zai)平衡狀態下，不(bu)能在(zai)所有正常(chang)模(mo)型中(zhong)(zhong)選(xuan)擇(ze)某些組的(de)(de)輸出(chu)交流(liu)接(jie)觸器的(de)(de)電(dian)流(liu)水平。基本上，電(dian)流(liu)水平是通過(guo)(guo)(guo)一個(ge)步驟(zou)選(xuan)擇(ze)的(de)(de)，該步驟(zou)會導致交流(liu)接(jie)觸器在(zai)高溫天氣(qi)下運行期間燒斷。

根據電(dian)(dian)氣(qi)設(she)(she)(she)備(bei)的(de)(de)(de)接線(xian)規定，接線(xian)盒(he)可(ke)安裝在封(feng)閉或(huo)(huo)半封(feng)閉的(de)(de)(de)金屬外殼中或(huo)(huo)屏幕上，以(yi)形成配電(dian)(dian)室設(she)(she)(she)備(bei)。如果一切正(zheng)常，可(ke)以(yi)使用手或(huo)(huo)控制開(kai)(kai)關連接或(huo)(huo)斷(duan)開(kai)(kai)電(dian)(dian)源電(dian)(dian)路。常見的(de)(de)(de)錯誤或(huo)(huo)異常取決于家(jia)用電(dian)(dian)器的(de)(de)(de)維護(hu)，以(yi)斷(duan)開(kai)(kai)電(dian)(dian)路或(huo)(huo)警報(bao)。識別(bie)儀可(ke)以(yi)在信(xin)息(xi)模式下顯(xian)示各種主要參數，還(huan)可(ke)以(yi)調整某些電(dian)(dian)氣(qi)設(she)(she)(she)備(bei)的(de)(de)(de)主要參數，并提醒或(huo)(huo)發出(chu)所有(you)正(zheng)常工作設(she)(she)(she)置的(de)(de)(de)偏差信(xin)號(hao)。常用于發電(dian)(dian)，配電(dian)(dian)和變電(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。高壓配電柜用作電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)等(deng)(deng)級在3.6 kV~550 kV的電(dian)(dian)(dian)氣產品作為高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)隔離開(kai)關(guan)，有接地(di)開(kai)關(guan)，高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)斷(duan)(duan)路器，自(zi)動高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)重合(he)和斷(duan)(duan)開(kai)裝置(zhi)，高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)操(cao)作機(ji)構(gou)，防爆(bao)高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)配(pei)電(dian)(dian)(dian)裝置(zhi)和高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)開(kai)關(guan)柜等(deng)(deng)不同類別。通(tong)常(chang)(chang)，連接到(dao)系(xi)統(tong)(tong)主(zhu)母(mu)線的電(dian)(dian)(dian)容(rong)器柜用于中(zhong)央無功(gong)功(gong)率補(bu)償，并(bing)且通(tong)常(chang)(chang)與輸入柜并(bing)聯(lian)安裝（系(xi)統(tong)(tong)具有PT柜，應為高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)系(xi)統(tong)(tong)，而低(di)(di)壓(ya)(ya)(ya)(ya)(ya)系(xi)統(tong)(tong)沒(mei)有PT柜- PT柜相(xiang)當于降低(di)(di)變壓(ya)(ya)(ya)(ya)(ya)器，只需要低(di)(di)壓(ya)(ya)(ya)(ya)(ya)變壓(ya)(ya)(ya)(ya)(ya)器，但是電(dian)(dian)(dian)容(rong)器柜很少用于高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)系(xi)統(tong)(tong)中(zhong)，并(bing)且高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)電(dian)(dian)(dian)容(rong)器很難制(zhi)造(zao)，并(bing)且通(tong)常(chang)(chang)在低(di)(di)壓(ya)(ya)(ya)(ya)(ya)側(ce)進行集(ji)中(zhong)補(bu)償。