中(zhong)電氣設備選(xuan)擇不(bu)(bu)當造(zao)成的(de)(de)常見(jian)錯誤(wu)：生產過程中(zhong)交(jiao)流(liu)接觸(chu)(chu)(chu)(chu)器(qi)的(de)(de)體(ti)積(ji)選(xuan)擇不(bu)(bu)當，不(bu)(bu)同(tong)組的(de)(de)插座控(kong)制(zhi)電路安裝了(le)相同(tong)體(ti)積(ji)的(de)(de)交(jiao)流(liu)接觸(chu)(chu)(chu)(chu)器(qi)，三(san)相負載的(de)(de)差異不(bu)(bu)完全考慮過的(de)(de)。在(zai)(zai)平(ping)衡(heng)狀態(tai)下，不(bu)(bu)能(neng)在(zai)(zai)所有正常模型(xing)中(zhong)選(xuan)擇某些組的(de)(de)輸出交(jiao)流(liu)接觸(chu)(chu)(chu)(chu)器(qi)的(de)(de)電流(liu)水平(ping)。基本上，電流(liu)水平(ping)是通過一個步(bu)驟選(xuan)擇的(de)(de)，該步(bu)驟會(hui)導(dao)致(zhi)交(jiao)流(liu)接觸(chu)(chu)(chu)(chu)器(qi)在(zai)(zai)高溫天(tian)氣下運行期間(jian)燒斷。

根(gen)據電(dian)(dian)(dian)(dian)氣設備的接線規定，接線盒(he)可(ke)安裝在封(feng)閉(bi)或(huo)半封(feng)閉(bi)的金屬(shu)外殼中(zhong)或(huo)屏幕上(shang)，以形(xing)成(cheng)配電(dian)(dian)(dian)(dian)室設備。如果一切正常(chang)，可(ke)以使用手或(huo)控制開(kai)關連接或(huo)斷(duan)(duan)開(kai)電(dian)(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)(dian)路(lu)。常(chang)見的錯(cuo)誤或(huo)異常(chang)取決(jue)于家用電(dian)(dian)(dian)(dian)器的維(wei)護，以斷(duan)(duan)開(kai)電(dian)(dian)(dian)(dian)路(lu)或(huo)警報。識別儀(yi)可(ke)以在信息模式下(xia)顯(xian)示各種主要參(can)數，還(huan)可(ke)以調整某些電(dian)(dian)(dian)(dian)氣設備的主要參(can)數，并提(ti)醒或(huo)發出所有正常(chang)工作設置的偏差信號。常(chang)用于發電(dian)(dian)(dian)(dian)，配電(dian)(dian)(dian)(dian)和變電(dian)(dian)(dian)(dian)站(zhan)。

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)作電(dian)(dian)壓(ya)(ya)等級在(zai)3.6 kV~550 kV的電(dian)(dian)氣(qi)產(chan)品作為高(gao)壓(ya)(ya)隔(ge)離開(kai)關(guan)，有接(jie)地開(kai)關(guan)，高(gao)壓(ya)(ya)斷(duan)(duan)路器(qi)(qi)，自(zi)動高(gao)壓(ya)(ya)重合和斷(duan)(duan)開(kai)裝置，高(gao)壓(ya)(ya)操作機構，防爆高(gao)壓(ya)(ya)配電(dian)(dian)裝置和高(gao)壓(ya)(ya)開(kai)關(guan)柜(ju)(ju)等不同類別(bie)。通(tong)常(chang)，連接(jie)到系(xi)統主母線的電(dian)(dian)容器(qi)(qi)柜(ju)(ju)用(yong)于(yu)中央(yang)無功功率補償(chang)，并(bing)(bing)且(qie)通(tong)常(chang)與輸(shu)入柜(ju)(ju)并(bing)(bing)聯安裝（系(xi)統具有PT柜(ju)(ju)，應為高(gao)壓(ya)(ya)系(xi)統，而低壓(ya)(ya)系(xi)統沒有PT柜(ju)(ju)- PT柜(ju)(ju)相(xiang)當于(yu)降(jiang)低變壓(ya)(ya)器(qi)(qi)，只需要低壓(ya)(ya)變壓(ya)(ya)器(qi)(qi)，但是電(dian)(dian)容器(qi)(qi)柜(ju)(ju)很(hen)少用(yong)于(yu)高(gao)壓(ya)(ya)系(xi)統中，并(bing)(bing)且(qie)高(gao)壓(ya)(ya)電(dian)(dian)容器(qi)(qi)很(hen)難(nan)制造，并(bing)(bing)且(qie)通(tong)常(chang)在(zai)低壓(ya)(ya)側進行(xing)集中補償(chang)。