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中電(dian)氣設備選(xuan)擇不(bu)當(dang)造成的(de)常(chang)見錯誤:生產過程中交流(liu)接(jie)觸(chu)器的(de)體積(ji)(ji)選(xuan)擇不(bu)當(dang),不(bu)同組的(de)插座控制電(dian)路安(an)裝(zhuang)了(le)相(xiang)同體積(ji)(ji)的(de)交流(liu)接(jie)觸(chu)器,三(san)相(xiang)負載(zai)的(de)差異不(bu)完(wan)全考慮(lv)過的(de)。在平(ping)衡狀態下(xia),不(bu)能在所(suo)有正常(chang)模型中選(xuan)擇某些組的(de)輸出交流(liu)接(jie)觸(chu)器的(de)電(dian)流(liu)水平(ping)。基本上,電(dian)流(liu)水平(ping)是(shi)通(tong)過一個步驟選(xuan)擇的(de),該步驟會導致交流(liu)接(jie)觸(chu)器在高溫天氣下(xia)運行(xing)期間燒斷。
根據電(dian)(dian)氣(qi)設(she)(she)備的(de)(de)(de)接線規(gui)定,接線盒可(ke)(ke)安(an)裝在封(feng)閉(bi)或半封(feng)閉(bi)的(de)(de)(de)金屬外(wai)殼(ke)中或屏幕(mu)上,以形成配電(dian)(dian)室(shi)設(she)(she)備。如果(guo)一切正常(chang)(chang),可(ke)(ke)以使用手或控制開關連接或斷(duan)(duan)開電(dian)(dian)源電(dian)(dian)路。常(chang)(chang)見的(de)(de)(de)錯誤或異常(chang)(chang)取決于家(jia)用電(dian)(dian)器的(de)(de)(de)維護,以斷(duan)(duan)開電(dian)(dian)路或警報。識別(bie)儀可(ke)(ke)以在信息模式下顯示各(ge)種主要參數,還可(ke)(ke)以調整某些電(dian)(dian)氣(qi)設(she)(she)備的(de)(de)(de)主要參數,并(bing)提醒(xing)或發(fa)出(chu)所有正常(chang)(chang)工(gong)作設(she)(she)置的(de)(de)(de)偏差信號。常(chang)(chang)用于發(fa)電(dian)(dian),配電(dian)(dian)和變電(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)(yong)作(zuo)(zuo)電(dian)(dian)壓(ya)(ya)(ya)(ya)等級在(zai)3.6 kV~550 kV的(de)電(dian)(dian)氣產品作(zuo)(zuo)為高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)隔離開關(guan),有接地開關(guan),高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)斷(duan)路器(qi),自動高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)重合(he)和(he)斷(duan)開裝(zhuang)置,高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)操作(zuo)(zuo)機(ji)構,防爆高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)配電(dian)(dian)裝(zhuang)置和(he)高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)開關(guan)柜(ju)(ju)等不(bu)同類別。通常,連(lian)接到系統(tong)主母線的(de)電(dian)(dian)容器(qi)柜(ju)(ju)用(yong)(yong)于中央無功功率補償,并(bing)(bing)且通常與輸入(ru)柜(ju)(ju)并(bing)(bing)聯安(an)裝(zhuang)(系統(tong)具有PT柜(ju)(ju),應為高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)系統(tong),而低(di)壓(ya)(ya)(ya)(ya)系統(tong)沒有PT柜(ju)(ju)- PT柜(ju)(ju)相(xiang)當于降低(di)變(bian)壓(ya)(ya)(ya)(ya)器(qi),只需要低(di)壓(ya)(ya)(ya)(ya)變(bian)壓(ya)(ya)(ya)(ya)器(qi),但是電(dian)(dian)容器(qi)柜(ju)(ju)很少(shao)用(yong)(yong)于高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)系統(tong)中,并(bing)(bing)且高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)電(dian)(dian)容器(qi)很難制造,并(bing)(bing)且通常在(zai)低(di)壓(ya)(ya)(ya)(ya)側進(jin)行集中補償。