中(zhong)(zhong)電氣設(she)備選(xuan)擇不當造成的(de)(de)(de)常(chang)見錯(cuo)誤：生產(chan)過程中(zhong)(zhong)交流(liu)接觸(chu)器(qi)的(de)(de)(de)體(ti)積選(xuan)擇不當，不同組的(de)(de)(de)插座控制電路安裝(zhuang)了相同體(ti)積的(de)(de)(de)交流(liu)接觸(chu)器(qi)，三相負載(zai)的(de)(de)(de)差(cha)異(yi)不完(wan)全考慮過的(de)(de)(de)。在(zai)平衡狀態下，不能在(zai)所有(you)正常(chang)模(mo)型(xing)中(zhong)(zhong)選(xuan)擇某些(xie)組的(de)(de)(de)輸出交流(liu)接觸(chu)器(qi)的(de)(de)(de)電流(liu)水(shui)平。基(ji)本上，電流(liu)水(shui)平是通過一(yi)個步(bu)驟選(xuan)擇的(de)(de)(de)，該步(bu)驟會導致交流(liu)接觸(chu)器(qi)在(zai)高溫天氣下運行(xing)期間燒斷(duan)。

根據電(dian)(dian)(dian)(dian)氣設(she)備(bei)(bei)的(de)接線規定(ding)，接線盒可(ke)(ke)安裝在封(feng)閉或(huo)半封(feng)閉的(de)金屬外殼中或(huo)屏幕上，以(yi)(yi)(yi)形成配(pei)(pei)電(dian)(dian)(dian)(dian)室設(she)備(bei)(bei)。如果一(yi)切正常(chang)(chang)，可(ke)(ke)以(yi)(yi)(yi)使用(yong)手或(huo)控制開(kai)關連接或(huo)斷開(kai)電(dian)(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)(dian)路(lu)。常(chang)(chang)見的(de)錯誤(wu)或(huo)異(yi)常(chang)(chang)取決于家(jia)用(yong)電(dian)(dian)(dian)(dian)器的(de)維護，以(yi)(yi)(yi)斷開(kai)電(dian)(dian)(dian)(dian)路(lu)或(huo)警報。識別儀(yi)可(ke)(ke)以(yi)(yi)(yi)在信息模式下顯示各種主要(yao)參數，還可(ke)(ke)以(yi)(yi)(yi)調整某些電(dian)(dian)(dian)(dian)氣設(she)備(bei)(bei)的(de)主要(yao)參數，并(bing)提醒(xing)或(huo)發出(chu)所有正常(chang)(chang)工(gong)作設(she)置的(de)偏差信號(hao)。常(chang)(chang)用(yong)于發電(dian)(dian)(dian)(dian)，配(pei)(pei)電(dian)(dian)(dian)(dian)和(he)變電(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。高壓配電柜用作(zuo)電(dian)壓(ya)(ya)等級在3.6 kV~550 kV的電(dian)氣產品作(zuo)為(wei)高(gao)(gao)壓(ya)(ya)隔離開(kai)(kai)(kai)關，有(you)接地開(kai)(kai)(kai)關，高(gao)(gao)壓(ya)(ya)斷路器(qi)(qi)(qi)，自(zi)動高(gao)(gao)壓(ya)(ya)重合和(he)斷開(kai)(kai)(kai)裝(zhuang)置，高(gao)(gao)壓(ya)(ya)操作(zuo)機構，防爆(bao)高(gao)(gao)壓(ya)(ya)配電(dian)裝(zhuang)置和(he)高(gao)(gao)壓(ya)(ya)開(kai)(kai)(kai)關柜(ju)等不同類別。通(tong)常，連(lian)接到系(xi)統(tong)(tong)主母線的電(dian)容(rong)(rong)器(qi)(qi)(qi)柜(ju)用于中央(yang)無功(gong)(gong)功(gong)(gong)率補償，并且(qie)通(tong)常與輸入柜(ju)并聯安(an)裝(zhuang)（系(xi)統(tong)(tong)具(ju)有(you)PT柜(ju)，應為(wei)高(gao)(gao)壓(ya)(ya)系(xi)統(tong)(tong)，而低(di)壓(ya)(ya)系(xi)統(tong)(tong)沒有(you)PT柜(ju)- PT柜(ju)相當于降低(di)變壓(ya)(ya)器(qi)(qi)(qi)，只需要(yao)低(di)壓(ya)(ya)變壓(ya)(ya)器(qi)(qi)(qi)，但(dan)是(shi)電(dian)容(rong)(rong)器(qi)(qi)(qi)柜(ju)很(hen)少用于高(gao)(gao)壓(ya)(ya)系(xi)統(tong)(tong)中，并且(qie)高(gao)(gao)壓(ya)(ya)電(dian)容(rong)(rong)器(qi)(qi)(qi)很(hen)難(nan)制(zhi)造(zao)，并且(qie)通(tong)常在低(di)壓(ya)(ya)側進行集中補償。