中(zhong)電(dian)氣(qi)(qi)設備選擇(ze)(ze)不(bu)(bu)當造(zao)成的常見錯(cuo)誤：生產過(guo)(guo)程中(zhong)交(jiao)(jiao)流(liu)接(jie)觸(chu)(chu)器(qi)的體(ti)積選擇(ze)(ze)不(bu)(bu)當，不(bu)(bu)同組的插(cha)座控(kong)制(zhi)電(dian)路(lu)安裝(zhuang)了相(xiang)同體(ti)積的交(jiao)(jiao)流(liu)接(jie)觸(chu)(chu)器(qi)，三相(xiang)負載的差異不(bu)(bu)完全考慮(lv)過(guo)(guo)的。在平衡狀態下，不(bu)(bu)能(neng)在所(suo)有正常模型中(zhong)選擇(ze)(ze)某些組的輸出交(jiao)(jiao)流(liu)接(jie)觸(chu)(chu)器(qi)的電(dian)流(liu)水平。基本(ben)上(shang)，電(dian)流(liu)水平是通過(guo)(guo)一個(ge)步驟(zou)選擇(ze)(ze)的，該步驟(zou)會(hui)導致(zhi)交(jiao)(jiao)流(liu)接(jie)觸(chu)(chu)器(qi)在高溫天氣(qi)(qi)下運行(xing)期間燒斷。

根據電(dian)(dian)(dian)氣設(she)備(bei)的接線規(gui)定，接線盒可(ke)安裝在封(feng)閉或半封(feng)閉的金屬外(wai)殼中(zhong)或屏幕上，以形成配電(dian)(dian)(dian)室設(she)備(bei)。如果一(yi)切(qie)正(zheng)常(chang)，可(ke)以使用手或控制開(kai)關連接或斷(duan)開(kai)電(dian)(dian)(dian)源電(dian)(dian)(dian)路。常(chang)見的錯誤或異常(chang)取決于(yu)家用電(dian)(dian)(dian)器的維護，以斷(duan)開(kai)電(dian)(dian)(dian)路或警報(bao)。識別儀可(ke)以在信息模式下(xia)顯示各種主(zhu)要參(can)數(shu)，還可(ke)以調整某(mou)些電(dian)(dian)(dian)氣設(she)備(bei)的主(zhu)要參(can)數(shu)，并提(ti)醒或發(fa)出所有正(zheng)常(chang)工作(zuo)設(she)置的偏差信號。常(chang)用于(yu)發(fa)電(dian)(dian)(dian)，配電(dian)(dian)(dian)和變電(dian)(dian)(dian)站(zhan)。

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)(zuo)電(dian)(dian)壓(ya)(ya)等(deng)級在3.6 kV~550 kV的(de)(de)電(dian)(dian)氣產(chan)品作(zuo)(zuo)為高(gao)(gao)壓(ya)(ya)隔離開關，有接地開關，高(gao)(gao)壓(ya)(ya)斷路(lu)器(qi)(qi)，自動高(gao)(gao)壓(ya)(ya)重合和斷開裝置，高(gao)(gao)壓(ya)(ya)操作(zuo)(zuo)機構，防爆(bao)高(gao)(gao)壓(ya)(ya)配電(dian)(dian)裝置和高(gao)(gao)壓(ya)(ya)開關柜(ju)等(deng)不同類別。通(tong)常，連接到系統(tong)主母線的(de)(de)電(dian)(dian)容(rong)(rong)器(qi)(qi)柜(ju)用(yong)于(yu)中央無(wu)功功率補償(chang)，并(bing)且(qie)通(tong)常與輸入柜(ju)并(bing)聯安裝（系統(tong)具有PT柜(ju)，應為高(gao)(gao)壓(ya)(ya)系統(tong)，而低(di)壓(ya)(ya)系統(tong)沒有PT柜(ju)- PT柜(ju)相當(dang)于(yu)降低(di)變(bian)壓(ya)(ya)器(qi)(qi)，只需(xu)要低(di)壓(ya)(ya)變(bian)壓(ya)(ya)器(qi)(qi)，但是電(dian)(dian)容(rong)(rong)器(qi)(qi)柜(ju)很少用(yong)于(yu)高(gao)(gao)壓(ya)(ya)系統(tong)中，并(bing)且(qie)高(gao)(gao)壓(ya)(ya)電(dian)(dian)容(rong)(rong)器(qi)(qi)很難制造，并(bing)且(qie)通(tong)常在低(di)壓(ya)(ya)側進行集中補償(chang)。