中(zhong)電(dian)氣設備選(xuan)擇不當造成的常見(jian)錯誤：生產(chan)過程中(zhong)交(jiao)流(liu)(liu)接(jie)觸(chu)(chu)器(qi)(qi)的體積選(xuan)擇不當，不同(tong)組的插(cha)座控制(zhi)電(dian)路安裝了相同(tong)體積的交(jiao)流(liu)(liu)接(jie)觸(chu)(chu)器(qi)(qi)，三相負載(zai)的差(cha)異不完全考慮(lv)過的。在平衡(heng)狀態(tai)下，不能在所(suo)有正常模型中(zhong)選(xuan)擇某些(xie)組的輸出交(jiao)流(liu)(liu)接(jie)觸(chu)(chu)器(qi)(qi)的電(dian)流(liu)(liu)水平。基本上，電(dian)流(liu)(liu)水平是通過一個步驟(zou)(zou)選(xuan)擇的，該步驟(zou)(zou)會導(dao)致交(jiao)流(liu)(liu)接(jie)觸(chu)(chu)器(qi)(qi)在高溫天氣下運行期間燒斷。

根據電(dian)(dian)(dian)氣(qi)設(she)備(bei)的(de)(de)接線(xian)規定，接線(xian)盒可(ke)安裝在封閉或(huo)(huo)(huo)半封閉的(de)(de)金屬外殼中或(huo)(huo)(huo)屏(ping)幕上(shang)，以(yi)形成配電(dian)(dian)(dian)室設(she)備(bei)。如果一切正常(chang)，可(ke)以(yi)使(shi)用手或(huo)(huo)(huo)控制開(kai)關連接或(huo)(huo)(huo)斷開(kai)電(dian)(dian)(dian)源電(dian)(dian)(dian)路。常(chang)見的(de)(de)錯誤或(huo)(huo)(huo)異常(chang)取(qu)決(jue)于家(jia)用電(dian)(dian)(dian)器(qi)的(de)(de)維護，以(yi)斷開(kai)電(dian)(dian)(dian)路或(huo)(huo)(huo)警報。識別儀可(ke)以(yi)在信(xin)息模式下顯示各種主(zhu)要參數，還可(ke)以(yi)調整某些電(dian)(dian)(dian)氣(qi)設(she)備(bei)的(de)(de)主(zhu)要參數，并(bing)提醒或(huo)(huo)(huo)發出所有正常(chang)工作設(she)置的(de)(de)偏差信(xin)號。常(chang)用于發電(dian)(dian)(dian)，配電(dian)(dian)(dian)和變電(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。高壓配電柜用作電壓(ya)(ya)(ya)(ya)(ya)(ya)等級(ji)在(zai)3.6 kV~550 kV的(de)(de)電氣產品作為(wei)高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)隔(ge)離開關(guan)，有接地(di)開關(guan)，高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)斷(duan)(duan)路器(qi)(qi)，自動高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)重(zhong)合和(he)斷(duan)(duan)開裝(zhuang)置，高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)操作機構(gou)，防(fang)爆高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)配(pei)電裝(zhuang)置和(he)高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)開關(guan)柜(ju)(ju)等不(bu)同類別。通常(chang)，連接到(dao)系(xi)(xi)統主(zhu)母線的(de)(de)電容(rong)器(qi)(qi)柜(ju)(ju)用于中(zhong)(zhong)央無功功率補(bu)償，并(bing)且(qie)(qie)通常(chang)與輸入柜(ju)(ju)并(bing)聯安裝(zhuang)（系(xi)(xi)統具有PT柜(ju)(ju)，應為(wei)高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)系(xi)(xi)統，而低壓(ya)(ya)(ya)(ya)(ya)(ya)系(xi)(xi)統沒有PT柜(ju)(ju)- PT柜(ju)(ju)相當于降低變(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)，只需(xu)要(yao)低壓(ya)(ya)(ya)(ya)(ya)(ya)變(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)，但是電容(rong)器(qi)(qi)柜(ju)(ju)很(hen)少用于高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)系(xi)(xi)統中(zhong)(zhong)，并(bing)且(qie)(qie)高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)電容(rong)器(qi)(qi)很(hen)難制造(zao)，并(bing)且(qie)(qie)通常(chang)在(zai)低壓(ya)(ya)(ya)(ya)(ya)(ya)側進行集中(zhong)(zhong)補(bu)償。