中(zhong)電(dian)氣(qi)設備(bei)選(xuan)擇不當造成的(de)(de)(de)常見錯誤：生(sheng)產過(guo)程中(zhong)交(jiao)流(liu)接(jie)(jie)觸器的(de)(de)(de)體積選(xuan)擇不當，不同(tong)(tong)組的(de)(de)(de)插座控制(zhi)電(dian)路安(an)裝了相同(tong)(tong)體積的(de)(de)(de)交(jiao)流(liu)接(jie)(jie)觸器，三(san)相負載的(de)(de)(de)差異不完全考慮(lv)過(guo)的(de)(de)(de)。在平衡(heng)狀態下，不能在所有(you)正(zheng)常模型中(zhong)選(xuan)擇某些組的(de)(de)(de)輸出(chu)交(jiao)流(liu)接(jie)(jie)觸器的(de)(de)(de)電(dian)流(liu)水(shui)平。基(ji)本上，電(dian)流(liu)水(shui)平是通過(guo)一個步(bu)驟(zou)選(xuan)擇的(de)(de)(de)，該(gai)步(bu)驟(zou)會導致交(jiao)流(liu)接(jie)(jie)觸器在高溫天(tian)氣(qi)下運(yun)行期間(jian)燒斷。

根據電(dian)(dian)(dian)氣(qi)(qi)設備的(de)接線規定，接線盒可安(an)裝在(zai)封(feng)閉或半封(feng)閉的(de)金屬外(wai)殼(ke)中或屏幕上，以(yi)形(xing)成配電(dian)(dian)(dian)室(shi)設備。如果一切正(zheng)常(chang)，可以(yi)使用手或控制開關(guan)連接或斷開電(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)路(lu)。常(chang)見的(de)錯(cuo)誤或異(yi)常(chang)取決于(yu)家用電(dian)(dian)(dian)器的(de)維護(hu)，以(yi)斷開電(dian)(dian)(dian)路(lu)或警報。識別儀可以(yi)在(zai)信息模式下顯示各種主(zhu)(zhu)要(yao)參(can)數(shu)，還可以(yi)調整某些電(dian)(dian)(dian)氣(qi)(qi)設備的(de)主(zhu)(zhu)要(yao)參(can)數(shu)，并提醒或發(fa)(fa)出所有正(zheng)常(chang)工作(zuo)設置的(de)偏差信號。常(chang)用于(yu)發(fa)(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。高壓配電柜用作電(dian)(dian)壓(ya)(ya)(ya)等(deng)級在3.6 kV~550 kV的電(dian)(dian)氣產品(pin)作為(wei)高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)隔離開關(guan)，有接地開關(guan)，高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)斷路器(qi)，自(zi)動(dong)高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)重合和(he)斷開裝置(zhi)，高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)操作機構，防爆高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)配電(dian)(dian)裝置(zhi)和(he)高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)開關(guan)柜(ju)等(deng)不同類別(bie)。通常(chang)，連(lian)接到系(xi)(xi)(xi)統(tong)(tong)(tong)(tong)主母線(xian)的電(dian)(dian)容器(qi)柜(ju)用于中央無功(gong)功(gong)率補(bu)償(chang)，并(bing)(bing)且通常(chang)與輸入柜(ju)并(bing)(bing)聯安裝（系(xi)(xi)(xi)統(tong)(tong)(tong)(tong)具有PT柜(ju)，應為(wei)高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)系(xi)(xi)(xi)統(tong)(tong)(tong)(tong)，而(er)低(di)壓(ya)(ya)(ya)系(xi)(xi)(xi)統(tong)(tong)(tong)(tong)沒有PT柜(ju)- PT柜(ju)相當于降低(di)變壓(ya)(ya)(ya)器(qi)，只需要(yao)低(di)壓(ya)(ya)(ya)變壓(ya)(ya)(ya)器(qi)，但是(shi)電(dian)(dian)容器(qi)柜(ju)很(hen)(hen)少用于高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)系(xi)(xi)(xi)統(tong)(tong)(tong)(tong)中，并(bing)(bing)且高(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)電(dian)(dian)容器(qi)很(hen)(hen)難制造(zao)，并(bing)(bing)且通常(chang)在低(di)壓(ya)(ya)(ya)側進行集中補(bu)償(chang)。