中(zhong)電(dian)(dian)氣設備選(xuan)擇不當造(zao)成的(de)(de)常見(jian)錯誤(wu)：生產過程中(zhong)交(jiao)(jiao)流(liu)接觸器的(de)(de)體(ti)積選(xuan)擇不當，不同組的(de)(de)插座控制電(dian)(dian)路安裝(zhuang)了相(xiang)同體(ti)積的(de)(de)交(jiao)(jiao)流(liu)接觸器，三(san)相(xiang)負載的(de)(de)差異(yi)不完全考慮過的(de)(de)。在(zai)平(ping)衡狀態下，不能在(zai)所有正(zheng)常模型(xing)中(zhong)選(xuan)擇某些組的(de)(de)輸出(chu)交(jiao)(jiao)流(liu)接觸器的(de)(de)電(dian)(dian)流(liu)水(shui)平(ping)。基本(ben)上，電(dian)(dian)流(liu)水(shui)平(ping)是通過一(yi)個步驟(zou)(zou)選(xuan)擇的(de)(de)，該步驟(zou)(zou)會導(dao)致交(jiao)(jiao)流(liu)接觸器在(zai)高(gao)溫天氣下運行期間燒斷(duan)。

根據電(dian)(dian)(dian)氣設(she)(she)備的(de)接(jie)線(xian)規定，接(jie)線(xian)盒(he)可(ke)(ke)安裝在(zai)封(feng)閉或(huo)半封(feng)閉的(de)金屬外殼中或(huo)屏幕上，以(yi)形成配電(dian)(dian)(dian)室設(she)(she)備。如(ru)果一切正(zheng)(zheng)常(chang)(chang)，可(ke)(ke)以(yi)使用手(shou)或(huo)控(kong)制開關連接(jie)或(huo)斷開電(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)路。常(chang)(chang)見的(de)錯誤或(huo)異(yi)常(chang)(chang)取決(jue)于家用電(dian)(dian)(dian)器的(de)維護，以(yi)斷開電(dian)(dian)(dian)路或(huo)警報(bao)。識別儀可(ke)(ke)以(yi)在(zai)信息模式下顯示各種主要(yao)(yao)參數，還(huan)可(ke)(ke)以(yi)調整(zheng)某些電(dian)(dian)(dian)氣設(she)(she)備的(de)主要(yao)(yao)參數，并(bing)提醒或(huo)發(fa)出所有正(zheng)(zheng)常(chang)(chang)工(gong)作設(she)(she)置的(de)偏差信號。常(chang)(chang)用于發(fa)電(dian)(dian)(dian)，配電(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(zuo)電(dian)(dian)壓(ya)(ya)(ya)(ya)等(deng)級在(zai)3.6 kV~550 kV的(de)電(dian)(dian)氣產品作(zuo)為(wei)高(gao)(gao)壓(ya)(ya)(ya)(ya)隔(ge)離開關，有接(jie)地開關，高(gao)(gao)壓(ya)(ya)(ya)(ya)斷路器(qi)，自動高(gao)(gao)壓(ya)(ya)(ya)(ya)重合和(he)(he)斷開裝置，高(gao)(gao)壓(ya)(ya)(ya)(ya)操作(zuo)機構，防爆高(gao)(gao)壓(ya)(ya)(ya)(ya)配(pei)電(dian)(dian)裝置和(he)(he)高(gao)(gao)壓(ya)(ya)(ya)(ya)開關柜(ju)等(deng)不同類別。通常(chang)，連接(jie)到系統(tong)主母(mu)線的(de)電(dian)(dian)容器(qi)柜(ju)用于(yu)中(zhong)央無功(gong)功(gong)率補償(chang)，并且(qie)(qie)通常(chang)與(yu)輸入(ru)柜(ju)并聯安(an)裝（系統(tong)具有PT柜(ju)，應為(wei)高(gao)(gao)壓(ya)(ya)(ya)(ya)系統(tong)，而低壓(ya)(ya)(ya)(ya)系統(tong)沒有PT柜(ju)- PT柜(ju)相當于(yu)降低變(bian)壓(ya)(ya)(ya)(ya)器(qi)，只(zhi)需要低壓(ya)(ya)(ya)(ya)變(bian)壓(ya)(ya)(ya)(ya)器(qi)，但是(shi)電(dian)(dian)容器(qi)柜(ju)很少(shao)用于(yu)高(gao)(gao)壓(ya)(ya)(ya)(ya)系統(tong)中(zhong)，并且(qie)(qie)高(gao)(gao)壓(ya)(ya)(ya)(ya)電(dian)(dian)容器(qi)很難制造，并且(qie)(qie)通常(chang)在(zai)低壓(ya)(ya)(ya)(ya)側進行集中(zhong)補償(chang)。