中(zhong)電(dian)(dian)(dian)氣設備(bei)選(xuan)(xuan)擇(ze)不當造成的(de)(de)(de)常見(jian)錯誤(wu)：生(sheng)產過(guo)程中(zhong)交流(liu)(liu)接觸(chu)器(qi)(qi)的(de)(de)(de)體積選(xuan)(xuan)擇(ze)不當，不同組(zu)的(de)(de)(de)插座控制(zhi)電(dian)(dian)(dian)路安裝(zhuang)了(le)相同體積的(de)(de)(de)交流(liu)(liu)接觸(chu)器(qi)(qi)，三相負載的(de)(de)(de)差異(yi)不完全考慮過(guo)的(de)(de)(de)。在平(ping)衡狀態下(xia)(xia)，不能在所有正常模型中(zhong)選(xuan)(xuan)擇(ze)某些(xie)組(zu)的(de)(de)(de)輸出交流(liu)(liu)接觸(chu)器(qi)(qi)的(de)(de)(de)電(dian)(dian)(dian)流(liu)(liu)水平(ping)。基本上(shang)，電(dian)(dian)(dian)流(liu)(liu)水平(ping)是(shi)通過(guo)一個(ge)步(bu)驟(zou)(zou)選(xuan)(xuan)擇(ze)的(de)(de)(de)，該步(bu)驟(zou)(zou)會導致交流(liu)(liu)接觸(chu)器(qi)(qi)在高溫天氣下(xia)(xia)運行期間燒斷。

根據電(dian)(dian)氣設備的(de)(de)(de)接線規(gui)定，接線盒可(ke)(ke)安裝(zhuang)在封閉(bi)或半封閉(bi)的(de)(de)(de)金屬外殼中或屏幕上(shang)，以(yi)(yi)形成配(pei)電(dian)(dian)室設備。如果一切正常，可(ke)(ke)以(yi)(yi)使用手或控(kong)制(zhi)開關連接或斷(duan)開電(dian)(dian)源電(dian)(dian)路(lu)。常見(jian)的(de)(de)(de)錯誤或異常取(qu)決于家用電(dian)(dian)器(qi)的(de)(de)(de)維護，以(yi)(yi)斷(duan)開電(dian)(dian)路(lu)或警報。識別儀可(ke)(ke)以(yi)(yi)在信息模式下顯示各種主(zhu)要(yao)參數，還(huan)可(ke)(ke)以(yi)(yi)調整某些(xie)電(dian)(dian)氣設備的(de)(de)(de)主(zhu)要(yao)參數，并提醒或發出所有正常工作(zuo)設置的(de)(de)(de)偏(pian)差信號。常用于發電(dian)(dian)，配(pei)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)壓(ya)(ya)(ya)(ya)(ya)(ya)等(deng)級在3.6 kV~550 kV的電(dian)(dian)氣產品作為(wei)高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)隔離開關(guan)，有接(jie)地開關(guan)，高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)斷(duan)路器(qi)(qi)，自(zi)動高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)重合(he)和(he)(he)斷(duan)開裝置(zhi)，高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)操作機構(gou)，防爆高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)配電(dian)(dian)裝置(zhi)和(he)(he)高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)開關(guan)柜(ju)(ju)等(deng)不同類別。通常，連(lian)接(jie)到系(xi)統主母線的電(dian)(dian)容(rong)器(qi)(qi)柜(ju)(ju)用于(yu)中(zhong)(zhong)(zhong)央無功功率補償，并(bing)且通常與輸入柜(ju)(ju)并(bing)聯安(an)裝（系(xi)統具有PT柜(ju)(ju)，應(ying)為(wei)高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)系(xi)統，而低(di)壓(ya)(ya)(ya)(ya)(ya)(ya)系(xi)統沒(mei)有PT柜(ju)(ju)- PT柜(ju)(ju)相當于(yu)降低(di)變(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)，只需(xu)要低(di)壓(ya)(ya)(ya)(ya)(ya)(ya)變(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)，但是(shi)電(dian)(dian)容(rong)器(qi)(qi)柜(ju)(ju)很(hen)少(shao)用于(yu)高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)系(xi)統中(zhong)(zhong)(zhong)，并(bing)且高(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)電(dian)(dian)容(rong)器(qi)(qi)很(hen)難制造，并(bing)且通常在低(di)壓(ya)(ya)(ya)(ya)(ya)(ya)側(ce)進行集(ji)中(zhong)(zhong)(zhong)補償。