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中電氣設備選擇(ze)不(bu)(bu)(bu)當造成的(de)(de)常見(jian)錯誤:生產過程中交(jiao)流(liu)(liu)接(jie)觸器的(de)(de)體積選擇(ze)不(bu)(bu)(bu)當,不(bu)(bu)(bu)同(tong)組的(de)(de)插(cha)座(zuo)控制電路安裝了相同(tong)體積的(de)(de)交(jiao)流(liu)(liu)接(jie)觸器,三相負載(zai)的(de)(de)差異(yi)不(bu)(bu)(bu)完全考慮過的(de)(de)。在平(ping)衡狀態下(xia),不(bu)(bu)(bu)能(neng)在所有正常模型(xing)中選擇(ze)某些組的(de)(de)輸出交(jiao)流(liu)(liu)接(jie)觸器的(de)(de)電流(liu)(liu)水平(ping)。基本上,電流(liu)(liu)水平(ping)是通過一個步驟(zou)選擇(ze)的(de)(de),該步驟(zou)會導(dao)致交(jiao)流(liu)(liu)接(jie)觸器在高溫天氣下(xia)運行期間燒斷。
根據電(dian)(dian)(dian)氣設備(bei)的(de)接線規(gui)定,接線盒可(ke)安裝在(zai)封閉(bi)(bi)或(huo)半封閉(bi)(bi)的(de)金(jin)屬外殼中或(huo)屏幕上,以(yi)(yi)形成配電(dian)(dian)(dian)室設備(bei)。如(ru)果(guo)一切(qie)正常(chang),可(ke)以(yi)(yi)使用手或(huo)控制開(kai)關連(lian)接或(huo)斷(duan)開(kai)電(dian)(dian)(dian)源電(dian)(dian)(dian)路。常(chang)見的(de)錯誤(wu)或(huo)異常(chang)取決于家(jia)用電(dian)(dian)(dian)器的(de)維護(hu),以(yi)(yi)斷(duan)開(kai)電(dian)(dian)(dian)路或(huo)警報。識別儀(yi)可(ke)以(yi)(yi)在(zai)信(xin)息模式下顯示各種主(zhu)要參數,還可(ke)以(yi)(yi)調(diao)整某些電(dian)(dian)(dian)氣設備(bei)的(de)主(zhu)要參數,并提醒或(huo)發出所有正常(chang)工作設置(zhi)的(de)偏差信(xin)號。常(chang)用于發電(dian)(dian)(dian),配電(dian)(dian)(dian)和(he)變電(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。高壓配電柜用作電(dian)壓(ya)(ya)(ya)(ya)(ya)等級在3.6 kV~550 kV的電(dian)氣產品(pin)作為高(gao)(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)隔離(li)開關,有接(jie)地開關,高(gao)(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)斷路器(qi)(qi),自(zi)動高(gao)(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)重(zhong)合和斷開裝置(zhi),高(gao)(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)操作機構,防爆高(gao)(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)配電(dian)裝置(zhi)和高(gao)(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)開關柜等不同類別。通常(chang),連接(jie)到系(xi)統(tong)(tong)主母線(xian)的電(dian)容(rong)器(qi)(qi)柜用于中(zhong)央(yang)無功(gong)(gong)功(gong)(gong)率補償(chang),并且通常(chang)與輸入柜并聯(lian)安裝(系(xi)統(tong)(tong)具有PT柜,應為高(gao)(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)系(xi)統(tong)(tong),而(er)低(di)壓(ya)(ya)(ya)(ya)(ya)系(xi)統(tong)(tong)沒有PT柜- PT柜相(xiang)當于降低(di)變壓(ya)(ya)(ya)(ya)(ya)器(qi)(qi),只(zhi)需要(yao)低(di)壓(ya)(ya)(ya)(ya)(ya)變壓(ya)(ya)(ya)(ya)(ya)器(qi)(qi),但是電(dian)容(rong)器(qi)(qi)柜很(hen)少用于高(gao)(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)系(xi)統(tong)(tong)中(zhong),并且高(gao)(gao)(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)(ya)電(dian)容(rong)器(qi)(qi)很(hen)難制造,并且通常(chang)在低(di)壓(ya)(ya)(ya)(ya)(ya)側進行集中(zhong)補償(chang)。