中(zhong)電(dian)(dian)氣(qi)設備(bei)選(xuan)擇(ze)不(bu)(bu)(bu)當造(zao)成的(de)(de)(de)常(chang)見(jian)錯誤：生產(chan)過(guo)程中(zhong)交流(liu)(liu)接觸(chu)器的(de)(de)(de)體積(ji)選(xuan)擇(ze)不(bu)(bu)(bu)當，不(bu)(bu)(bu)同組的(de)(de)(de)插座控制電(dian)(dian)路安裝了(le)相(xiang)同體積(ji)的(de)(de)(de)交流(liu)(liu)接觸(chu)器，三相(xiang)負載的(de)(de)(de)差(cha)異不(bu)(bu)(bu)完全考(kao)慮過(guo)的(de)(de)(de)。在平(ping)衡狀態(tai)下(xia)，不(bu)(bu)(bu)能(neng)在所有正常(chang)模(mo)型中(zhong)選(xuan)擇(ze)某些組的(de)(de)(de)輸出交流(liu)(liu)接觸(chu)器的(de)(de)(de)電(dian)(dian)流(liu)(liu)水(shui)平(ping)。基本上(shang)，電(dian)(dian)流(liu)(liu)水(shui)平(ping)是(shi)通過(guo)一個步驟選(xuan)擇(ze)的(de)(de)(de)，該(gai)步驟會導致交流(liu)(liu)接觸(chu)器在高溫天氣(qi)下(xia)運行(xing)期間(jian)燒(shao)斷。

根據電(dian)(dian)氣(qi)設(she)備的接(jie)線規定，接(jie)線盒(he)可(ke)安裝在封閉或(huo)半(ban)封閉的金屬外(wai)殼(ke)中或(huo)屏(ping)幕上，以(yi)(yi)(yi)形成配電(dian)(dian)室設(she)備。如果一切正(zheng)常(chang)，可(ke)以(yi)(yi)(yi)使(shi)用(yong)手或(huo)控制開(kai)(kai)關(guan)連接(jie)或(huo)斷(duan)開(kai)(kai)電(dian)(dian)源電(dian)(dian)路。常(chang)見的錯誤或(huo)異常(chang)取決于家用(yong)電(dian)(dian)器的維護(hu)，以(yi)(yi)(yi)斷(duan)開(kai)(kai)電(dian)(dian)路或(huo)警報(bao)。識別儀可(ke)以(yi)(yi)(yi)在信(xin)(xin)息模式(shi)下顯示各(ge)種主要(yao)參數(shu)，還(huan)可(ke)以(yi)(yi)(yi)調整(zheng)某(mou)些電(dian)(dian)氣(qi)設(she)備的主要(yao)參數(shu)，并提醒(xing)或(huo)發(fa)(fa)出所有正(zheng)常(chang)工作設(she)置的偏(pian)差信(xin)(xin)號(hao)。常(chang)用(yong)于發(fa)(fa)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(yong)作(zuo)電壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)等(deng)級在3.6 kV~550 kV的電氣產品(pin)作(zuo)為高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)隔離開關，有接地開關，高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)斷路器，自動高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)重合和斷開裝置，高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)操作(zuo)機構，防爆(bao)高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)配電裝置和高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)開關柜等(deng)不(bu)同(tong)類別。通常，連接到系(xi)(xi)統(tong)(tong)主母線的電容器柜用(yong)于(yu)中央(yang)無功(gong)功(gong)率補償，并且通常與輸入(ru)柜并聯安裝（系(xi)(xi)統(tong)(tong)具有PT柜，應為高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)系(xi)(xi)統(tong)(tong)，而低壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)系(xi)(xi)統(tong)(tong)沒有PT柜- PT柜相當于(yu)降低變壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)器，只需要(yao)低壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)變壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)器，但是電容器柜很少用(yong)于(yu)高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)系(xi)(xi)統(tong)(tong)中，并且高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)電容器很難制造(zao)，并且通常在低壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)側(ce)進行集中補償。