中(zhong)(zhong)電(dian)氣設備(bei)選(xuan)擇不(bu)當(dang)造成的(de)(de)常見錯誤：生產(chan)過程(cheng)中(zhong)(zhong)交流(liu)(liu)接觸(chu)器的(de)(de)體積選(xuan)擇不(bu)當(dang)，不(bu)同(tong)組(zu)(zu)的(de)(de)插座控(kong)制電(dian)路安裝了相同(tong)體積的(de)(de)交流(liu)(liu)接觸(chu)器，三相負(fu)載的(de)(de)差異不(bu)完全(quan)考慮(lv)過的(de)(de)。在(zai)平衡狀態下，不(bu)能(neng)在(zai)所有正常模(mo)型(xing)中(zhong)(zhong)選(xuan)擇某些組(zu)(zu)的(de)(de)輸出交流(liu)(liu)接觸(chu)器的(de)(de)電(dian)流(liu)(liu)水(shui)平。基本上，電(dian)流(liu)(liu)水(shui)平是通(tong)過一(yi)個(ge)步(bu)驟(zou)選(xuan)擇的(de)(de)，該步(bu)驟(zou)會(hui)導(dao)致交流(liu)(liu)接觸(chu)器在(zai)高溫天氣下運行期間燒斷。

根據電(dian)(dian)(dian)氣設備的(de)(de)接線規定，接線盒可安裝在(zai)封(feng)閉(bi)或(huo)(huo)半(ban)封(feng)閉(bi)的(de)(de)金屬外殼中或(huo)(huo)屏幕上(shang)，以(yi)形成配(pei)電(dian)(dian)(dian)室設備。如果一切正(zheng)常(chang)，可以(yi)使用手(shou)或(huo)(huo)控制開關連接或(huo)(huo)斷(duan)開電(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)路。常(chang)見的(de)(de)錯(cuo)誤(wu)或(huo)(huo)異(yi)常(chang)取(qu)決于家(jia)用電(dian)(dian)(dian)器的(de)(de)維護，以(yi)斷(duan)開電(dian)(dian)(dian)路或(huo)(huo)警(jing)報。識別(bie)儀可以(yi)在(zai)信(xin)息(xi)模(mo)式下顯示(shi)各種主(zhu)要參(can)數，還(huan)可以(yi)調整某些電(dian)(dian)(dian)氣設備的(de)(de)主(zhu)要參(can)數，并提醒或(huo)(huo)發出所有正(zheng)常(chang)工(gong)作設置的(de)(de)偏差信(xin)號。常(chang)用于發電(dian)(dian)(dian)，配(pei)電(dian)(dian)(dian)和變(bian)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。高壓配電柜用作電(dian)(dian)壓(ya)(ya)(ya)等(deng)級在3.6 kV~550 kV的電(dian)(dian)氣(qi)產(chan)品作為高(gao)(gao)壓(ya)(ya)(ya)隔離開(kai)關，有接(jie)地(di)開(kai)關，高(gao)(gao)壓(ya)(ya)(ya)斷路器(qi)，自動(dong)高(gao)(gao)壓(ya)(ya)(ya)重合和斷開(kai)裝置，高(gao)(gao)壓(ya)(ya)(ya)操(cao)作機構，防爆高(gao)(gao)壓(ya)(ya)(ya)配(pei)電(dian)(dian)裝置和高(gao)(gao)壓(ya)(ya)(ya)開(kai)關柜(ju)等(deng)不同(tong)類別。通常(chang)，連接(jie)到(dao)系(xi)(xi)統(tong)主母線的電(dian)(dian)容(rong)(rong)器(qi)柜(ju)用于中(zhong)央(yang)無(wu)功功率補(bu)償，并(bing)且通常(chang)與輸入柜(ju)并(bing)聯安裝（系(xi)(xi)統(tong)具有PT柜(ju)，應為高(gao)(gao)壓(ya)(ya)(ya)系(xi)(xi)統(tong)，而低(di)(di)(di)壓(ya)(ya)(ya)系(xi)(xi)統(tong)沒有PT柜(ju)- PT柜(ju)相(xiang)當于降(jiang)低(di)(di)(di)變(bian)壓(ya)(ya)(ya)器(qi)，只需要(yao)低(di)(di)(di)壓(ya)(ya)(ya)變(bian)壓(ya)(ya)(ya)器(qi)，但是電(dian)(dian)容(rong)(rong)器(qi)柜(ju)很(hen)少用于高(gao)(gao)壓(ya)(ya)(ya)系(xi)(xi)統(tong)中(zhong)，并(bing)且高(gao)(gao)壓(ya)(ya)(ya)電(dian)(dian)容(rong)(rong)器(qi)很(hen)難制造，并(bing)且通常(chang)在低(di)(di)(di)壓(ya)(ya)(ya)側進行集中(zhong)補(bu)償。