中(zhong)(zhong)電氣設備(bei)選擇(ze)不當造成(cheng)的(de)(de)常見錯誤：生產過程(cheng)中(zhong)(zhong)交(jiao)流(liu)接觸器(qi)(qi)的(de)(de)體(ti)積選擇(ze)不當，不同組(zu)的(de)(de)插座控(kong)制電路安裝了相同體(ti)積的(de)(de)交(jiao)流(liu)接觸器(qi)(qi)，三相負載的(de)(de)差異不完全(quan)考慮(lv)過的(de)(de)。在(zai)平衡狀態下，不能在(zai)所有正常模型中(zhong)(zhong)選擇(ze)某些(xie)組(zu)的(de)(de)輸出交(jiao)流(liu)接觸器(qi)(qi)的(de)(de)電流(liu)水平。基本上，電流(liu)水平是通(tong)過一個步(bu)驟選擇(ze)的(de)(de)，該步(bu)驟會(hui)導(dao)致交(jiao)流(liu)接觸器(qi)(qi)在(zai)高溫(wen)天(tian)氣下運行期間燒斷。

根(gen)據(ju)電(dian)(dian)(dian)(dian)氣設(she)備的接(jie)線(xian)規定，接(jie)線(xian)盒可安裝在封閉或(huo)(huo)半封閉的金(jin)屬外殼中或(huo)(huo)屏幕上，以(yi)形成配電(dian)(dian)(dian)(dian)室(shi)設(she)備。如果一切正(zheng)(zheng)常，可以(yi)使(shi)用(yong)(yong)手或(huo)(huo)控制開關連接(jie)或(huo)(huo)斷開電(dian)(dian)(dian)(dian)源電(dian)(dian)(dian)(dian)路。常見的錯(cuo)誤或(huo)(huo)異常取決于(yu)家用(yong)(yong)電(dian)(dian)(dian)(dian)器的維護，以(yi)斷開電(dian)(dian)(dian)(dian)路或(huo)(huo)警(jing)報。識別儀可以(yi)在信息模式下顯(xian)示各種主(zhu)要參(can)數，還可以(yi)調整(zheng)某些電(dian)(dian)(dian)(dian)氣設(she)備的主(zhu)要參(can)數，并提醒或(huo)(huo)發出(chu)所有(you)正(zheng)(zheng)常工作設(she)置的偏差信號(hao)。常用(yong)(yong)于(yu)發電(dian)(dian)(dian)(dian)，配電(dian)(dian)(dian)(dian)和變電(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(yong)(yong)作(zuo)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)等級在3.6 kV~550 kV的(de)電(dian)(dian)(dian)(dian)氣(qi)產品作(zuo)為(wei)(wei)高(gao)(gao)壓(ya)(ya)(ya)(ya)隔離開關(guan)，有(you)接地開關(guan)，高(gao)(gao)壓(ya)(ya)(ya)(ya)斷(duan)路(lu)器(qi)(qi)，自(zi)動高(gao)(gao)壓(ya)(ya)(ya)(ya)重合(he)和斷(duan)開裝置(zhi)，高(gao)(gao)壓(ya)(ya)(ya)(ya)操作(zuo)機構，防爆(bao)高(gao)(gao)壓(ya)(ya)(ya)(ya)配(pei)電(dian)(dian)(dian)(dian)裝置(zhi)和高(gao)(gao)壓(ya)(ya)(ya)(ya)開關(guan)柜(ju)(ju)(ju)等不同類別。通常(chang)，連接到系(xi)統(tong)主母線的(de)電(dian)(dian)(dian)(dian)容器(qi)(qi)柜(ju)(ju)(ju)用(yong)(yong)于(yu)(yu)(yu)中央無功功率補償(chang)，并且通常(chang)與輸(shu)入柜(ju)(ju)(ju)并聯安裝（系(xi)統(tong)具(ju)有(you)PT柜(ju)(ju)(ju)，應為(wei)(wei)高(gao)(gao)壓(ya)(ya)(ya)(ya)系(xi)統(tong)，而低(di)壓(ya)(ya)(ya)(ya)系(xi)統(tong)沒有(you)PT柜(ju)(ju)(ju)- PT柜(ju)(ju)(ju)相當于(yu)(yu)(yu)降低(di)變壓(ya)(ya)(ya)(ya)器(qi)(qi)，只需要(yao)低(di)壓(ya)(ya)(ya)(ya)變壓(ya)(ya)(ya)(ya)器(qi)(qi)，但是電(dian)(dian)(dian)(dian)容器(qi)(qi)柜(ju)(ju)(ju)很少用(yong)(yong)于(yu)(yu)(yu)高(gao)(gao)壓(ya)(ya)(ya)(ya)系(xi)統(tong)中，并且高(gao)(gao)壓(ya)(ya)(ya)(ya)電(dian)(dian)(dian)(dian)容器(qi)(qi)很難制造，并且通常(chang)在低(di)壓(ya)(ya)(ya)(ya)側進行(xing)集中補償(chang)。