中(zhong)電(dian)(dian)氣設備(bei)選(xuan)擇(ze)不(bu)當(dang)造成(cheng)的(de)常見錯誤(wu)：生(sheng)產過程中(zhong)交流(liu)(liu)接觸(chu)器的(de)體積(ji)選(xuan)擇(ze)不(bu)當(dang)，不(bu)同組的(de)插座控制(zhi)電(dian)(dian)路安裝了相同體積(ji)的(de)交流(liu)(liu)接觸(chu)器，三相負載的(de)差異不(bu)完(wan)全考(kao)慮過的(de)。在平(ping)衡狀態下，不(bu)能在所(suo)有正常模(mo)型中(zhong)選(xuan)擇(ze)某些組的(de)輸出交流(liu)(liu)接觸(chu)器的(de)電(dian)(dian)流(liu)(liu)水(shui)平(ping)。基本上，電(dian)(dian)流(liu)(liu)水(shui)平(ping)是(shi)通過一個步驟選(xuan)擇(ze)的(de)，該(gai)步驟會導致交流(liu)(liu)接觸(chu)器在高溫天氣下運行期間(jian)燒斷。

根據電(dian)(dian)(dian)氣(qi)設備(bei)的接線(xian)規(gui)定(ding)，接線(xian)盒可(ke)(ke)安裝在(zai)封(feng)閉或(huo)(huo)半封(feng)閉的金(jin)屬外殼(ke)中(zhong)或(huo)(huo)屏幕上，以形成配電(dian)(dian)(dian)室設備(bei)。如果一(yi)切正常，可(ke)(ke)以使(shi)用手或(huo)(huo)控制開關連(lian)接或(huo)(huo)斷(duan)開電(dian)(dian)(dian)源電(dian)(dian)(dian)路(lu)。常見的錯誤或(huo)(huo)異常取決于(yu)家用電(dian)(dian)(dian)器的維護，以斷(duan)開電(dian)(dian)(dian)路(lu)或(huo)(huo)警報(bao)。識(shi)別儀可(ke)(ke)以在(zai)信(xin)息模式下顯示(shi)各種主(zhu)要(yao)參數(shu)(shu)，還(huan)可(ke)(ke)以調整某(mou)些電(dian)(dian)(dian)氣(qi)設備(bei)的主(zhu)要(yao)參數(shu)(shu)，并提醒或(huo)(huo)發出所有正常工作設置的偏差信(xin)號。常用于(yu)發電(dian)(dian)(dian)，配電(dian)(dian)(dian)和變電(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)作(zuo)電(dian)(dian)壓(ya)(ya)等級在3.6 kV~550 kV的(de)電(dian)(dian)氣(qi)產品作(zuo)為高(gao)(gao)(gao)壓(ya)(ya)隔離開(kai)關(guan)，有(you)接(jie)地開(kai)關(guan)，高(gao)(gao)(gao)壓(ya)(ya)斷路(lu)器(qi)(qi)，自動高(gao)(gao)(gao)壓(ya)(ya)重合和斷開(kai)裝(zhuang)置，高(gao)(gao)(gao)壓(ya)(ya)操作(zuo)機構(gou)，防爆高(gao)(gao)(gao)壓(ya)(ya)配電(dian)(dian)裝(zhuang)置和高(gao)(gao)(gao)壓(ya)(ya)開(kai)關(guan)柜等不同類別。通常(chang)，連(lian)接(jie)到系統主母線的(de)電(dian)(dian)容(rong)(rong)器(qi)(qi)柜用(yong)于中央無功功率補(bu)償(chang)，并(bing)且(qie)通常(chang)與(yu)輸(shu)入柜并(bing)聯安裝(zhuang)（系統具有(you)PT柜，應(ying)為高(gao)(gao)(gao)壓(ya)(ya)系統，而低(di)壓(ya)(ya)系統沒有(you)PT柜- PT柜相當于降低(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)柜很(hen)(hen)少用(yong)于高(gao)(gao)(gao)壓(ya)(ya)系統中，并(bing)且(qie)高(gao)(gao)(gao)壓(ya)(ya)電(dian)(dian)容(rong)(rong)器(qi)(qi)很(hen)(hen)難制(zhi)造，并(bing)且(qie)通常(chang)在低(di)壓(ya)(ya)側進行集(ji)中補(bu)償(chang)。