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中電氣(qi)設備選擇(ze)不(bu)當(dang)造成的(de)常(chang)見錯誤:生產過(guo)程中交(jiao)流(liu)接觸(chu)器(qi)的(de)體(ti)積選擇(ze)不(bu)當(dang),不(bu)同(tong)組的(de)插座控制(zhi)電路安裝了相同(tong)體(ti)積的(de)交(jiao)流(liu)接觸(chu)器(qi),三相負載(zai)的(de)差異不(bu)完(wan)全考慮過(guo)的(de)。在平衡(heng)狀態下,不(bu)能(neng)在所有正常(chang)模型中選擇(ze)某些組的(de)輸出交(jiao)流(liu)接觸(chu)器(qi)的(de)電流(liu)水平。基(ji)本上(shang),電流(liu)水平是通過(guo)一個(ge)步驟選擇(ze)的(de),該步驟會(hui)導致交(jiao)流(liu)接觸(chu)器(qi)在高溫天(tian)氣(qi)下運行期(qi)間燒斷。
根據電(dian)(dian)氣設備(bei)的(de)(de)接(jie)線(xian)規定,接(jie)線(xian)盒可(ke)安裝在封(feng)閉或(huo)半封(feng)閉的(de)(de)金屬外(wai)殼中或(huo)屏幕上,以(yi)形成配(pei)電(dian)(dian)室設備(bei)。如果一切(qie)正(zheng)常,可(ke)以(yi)使用手或(huo)控制(zhi)開(kai)關連(lian)接(jie)或(huo)斷開(kai)電(dian)(dian)源電(dian)(dian)路(lu)。常見的(de)(de)錯誤或(huo)異常取決于家用電(dian)(dian)器的(de)(de)維護,以(yi)斷開(kai)電(dian)(dian)路(lu)或(huo)警報。識別儀可(ke)以(yi)在信息模(mo)式下顯示(shi)各種主要參數,還可(ke)以(yi)調整某(mou)些電(dian)(dian)氣設備(bei)的(de)(de)主要參數,并提醒或(huo)發出所(suo)有(you)正(zheng)常工作(zuo)設置的(de)(de)偏(pian)差信號(hao)。常用于發電(dian)(dian),配(pei)電(dian)(dian)和(he)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(yong)作(zuo)電(dian)壓(ya)(ya)(ya)(ya)(ya)等級在3.6 kV~550 kV的(de)電(dian)氣產(chan)品作(zuo)為(wei)高(gao)壓(ya)(ya)(ya)(ya)(ya)隔離開(kai)關(guan),有接地開(kai)關(guan),高(gao)壓(ya)(ya)(ya)(ya)(ya)斷(duan)路器(qi)(qi),自動高(gao)壓(ya)(ya)(ya)(ya)(ya)重(zhong)合(he)和(he)(he)斷(duan)開(kai)裝置(zhi)(zhi),高(gao)壓(ya)(ya)(ya)(ya)(ya)操作(zuo)機構,防爆高(gao)壓(ya)(ya)(ya)(ya)(ya)配電(dian)裝置(zhi)(zhi)和(he)(he)高(gao)壓(ya)(ya)(ya)(ya)(ya)開(kai)關(guan)柜等不同(tong)類別。通常,連接到系(xi)統主母線的(de)電(dian)容(rong)器(qi)(qi)柜用(yong)于(yu)(yu)中(zhong)(zhong)央無功(gong)功(gong)率補償,并(bing)(bing)且(qie)通常與(yu)輸入柜并(bing)(bing)聯安裝(系(xi)統具有PT柜,應為(wei)高(gao)壓(ya)(ya)(ya)(ya)(ya)系(xi)統,而低(di)壓(ya)(ya)(ya)(ya)(ya)系(xi)統沒有PT柜- PT柜相當于(yu)(yu)降低(di)變(bian)壓(ya)(ya)(ya)(ya)(ya)器(qi)(qi),只需(xu)要(yao)低(di)壓(ya)(ya)(ya)(ya)(ya)變(bian)壓(ya)(ya)(ya)(ya)(ya)器(qi)(qi),但是(shi)電(dian)容(rong)器(qi)(qi)柜很(hen)少用(yong)于(yu)(yu)高(gao)壓(ya)(ya)(ya)(ya)(ya)系(xi)統中(zhong)(zhong),并(bing)(bing)且(qie)高(gao)壓(ya)(ya)(ya)(ya)(ya)電(dian)容(rong)器(qi)(qi)很(hen)難(nan)制造,并(bing)(bing)且(qie)通常在低(di)壓(ya)(ya)(ya)(ya)(ya)側進行集中(zhong)(zhong)補償。