中(zhong)電(dian)氣設備選(xuan)擇不(bu)當(dang)造成的(de)常(chang)見錯誤(wu)：生產過程中(zhong)交(jiao)流(liu)(liu)接觸器的(de)體積(ji)選(xuan)擇不(bu)當(dang)，不(bu)同組(zu)的(de)插座(zuo)控制電(dian)路安(an)裝了相同體積(ji)的(de)交(jiao)流(liu)(liu)接觸器，三相負載的(de)差異不(bu)完全(quan)考(kao)慮過的(de)。在平(ping)衡狀態下(xia)，不(bu)能在所有正常(chang)模型中(zhong)選(xuan)擇某些(xie)組(zu)的(de)輸出交(jiao)流(liu)(liu)接觸器的(de)電(dian)流(liu)(liu)水(shui)平(ping)。基本上，電(dian)流(liu)(liu)水(shui)平(ping)是通過一個步(bu)驟選(xuan)擇的(de)，該步(bu)驟會導(dao)致交(jiao)流(liu)(liu)接觸器在高(gao)溫天氣下(xia)運行期間(jian)燒斷。

根(gen)據電(dian)(dian)氣(qi)設(she)備(bei)的(de)(de)接線規定，接線盒可(ke)安裝在封(feng)(feng)閉或(huo)半封(feng)(feng)閉的(de)(de)金屬外殼中(zhong)或(huo)屏(ping)幕上，以形成配(pei)電(dian)(dian)室設(she)備(bei)。如(ru)果一切正常(chang)(chang)，可(ke)以使用手(shou)或(huo)控制開(kai)關連(lian)接或(huo)斷(duan)開(kai)電(dian)(dian)源電(dian)(dian)路。常(chang)(chang)見的(de)(de)錯誤或(huo)異常(chang)(chang)取(qu)決于(yu)家用電(dian)(dian)器(qi)的(de)(de)維護，以斷(duan)開(kai)電(dian)(dian)路或(huo)警報。識別儀可(ke)以在信息模式下顯示各種(zhong)主要參數(shu)，還可(ke)以調整某些電(dian)(dian)氣(qi)設(she)備(bei)的(de)(de)主要參數(shu)，并提醒或(huo)發(fa)出所有(you)正常(chang)(chang)工作設(she)置的(de)(de)偏差信號。常(chang)(chang)用于(yu)發(fa)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)等(deng)級在3.6 kV~550 kV的電(dian)(dian)氣產品作為(wei)高壓(ya)(ya)(ya)隔離(li)開關，有(you)接(jie)地開關，高壓(ya)(ya)(ya)斷(duan)路器，自動高壓(ya)(ya)(ya)重(zhong)合和斷(duan)開裝置(zhi)，高壓(ya)(ya)(ya)操作機構，防爆高壓(ya)(ya)(ya)配電(dian)(dian)裝置(zhi)和高壓(ya)(ya)(ya)開關柜(ju)(ju)(ju)等(deng)不同類別。通常，連接(jie)到系(xi)(xi)統(tong)(tong)主母線的電(dian)(dian)容器柜(ju)(ju)(ju)用于中(zhong)央無功(gong)功(gong)率補償，并且通常與輸(shu)入柜(ju)(ju)(ju)并聯安(an)裝（系(xi)(xi)統(tong)(tong)具有(you)PT柜(ju)(ju)(ju)，應為(wei)高壓(ya)(ya)(ya)系(xi)(xi)統(tong)(tong)，而低壓(ya)(ya)(ya)系(xi)(xi)統(tong)(tong)沒有(you)PT柜(ju)(ju)(ju)- PT柜(ju)(ju)(ju)相當于降(jiang)低變(bian)(bian)壓(ya)(ya)(ya)器，只(zhi)需要(yao)低壓(ya)(ya)(ya)變(bian)(bian)壓(ya)(ya)(ya)器，但是電(dian)(dian)容器柜(ju)(ju)(ju)很少用于高壓(ya)(ya)(ya)系(xi)(xi)統(tong)(tong)中(zhong)，并且高壓(ya)(ya)(ya)電(dian)(dian)容器很難制造，并且通常在低壓(ya)(ya)(ya)側進行集中(zhong)補償。