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中(zhong)電(dian)(dian)氣設備選擇(ze)(ze)(ze)不(bu)(bu)當造成的常見錯誤:生產(chan)過(guo)(guo)程中(zhong)交流(liu)接觸器的體積(ji)選擇(ze)(ze)(ze)不(bu)(bu)當,不(bu)(bu)同組(zu)的插(cha)座控(kong)制(zhi)電(dian)(dian)路安裝了相同體積(ji)的交流(liu)接觸器,三相負載的差(cha)異不(bu)(bu)完(wan)全考慮過(guo)(guo)的。在(zai)平(ping)衡狀態(tai)下,不(bu)(bu)能在(zai)所(suo)有(you)正(zheng)常模(mo)型中(zhong)選擇(ze)(ze)(ze)某(mou)些組(zu)的輸(shu)出(chu)交流(liu)接觸器的電(dian)(dian)流(liu)水平(ping)。基本上,電(dian)(dian)流(liu)水平(ping)是通過(guo)(guo)一個步驟(zou)選擇(ze)(ze)(ze)的,該步驟(zou)會導(dao)致(zhi)交流(liu)接觸器在(zai)高(gao)溫天(tian)氣下運行(xing)期間燒斷。
根據電(dian)(dian)氣(qi)設(she)備的(de)接(jie)線規定,接(jie)線盒可(ke)(ke)安裝(zhuang)在封(feng)閉或(huo)(huo)(huo)半封(feng)閉的(de)金屬外殼中或(huo)(huo)(huo)屏幕上,以(yi)(yi)形(xing)成配電(dian)(dian)室設(she)備。如果一切正常,可(ke)(ke)以(yi)(yi)使(shi)用(yong)手或(huo)(huo)(huo)控制開(kai)關連接(jie)或(huo)(huo)(huo)斷開(kai)電(dian)(dian)源電(dian)(dian)路。常見的(de)錯(cuo)誤或(huo)(huo)(huo)異(yi)常取決于(yu)家用(yong)電(dian)(dian)器的(de)維護,以(yi)(yi)斷開(kai)電(dian)(dian)路或(huo)(huo)(huo)警報。識(shi)別儀可(ke)(ke)以(yi)(yi)在信(xin)息模式下顯示(shi)各(ge)種主要參數,還可(ke)(ke)以(yi)(yi)調整某些電(dian)(dian)氣(qi)設(she)備的(de)主要參數,并(bing)提醒或(huo)(huo)(huo)發出所有正常工作設(she)置的(de)偏差信(xin)號。常用(yong)于(yu)發電(dian)(dian),配電(dian)(dian)和變電(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)壓(ya)(ya)(ya)(ya)等級在3.6 kV~550 kV的(de)電(dian)氣(qi)產品(pin)作為高壓(ya)(ya)(ya)(ya)隔離開(kai)關,有(you)接地開(kai)關,高壓(ya)(ya)(ya)(ya)斷(duan)路器(qi),自動高壓(ya)(ya)(ya)(ya)重合(he)和斷(duan)開(kai)裝(zhuang)置(zhi),高壓(ya)(ya)(ya)(ya)操(cao)作機(ji)構,防爆高壓(ya)(ya)(ya)(ya)配(pei)電(dian)裝(zhuang)置(zhi)和高壓(ya)(ya)(ya)(ya)開(kai)關柜(ju)(ju)等不同類別。通常(chang),連接到系(xi)統主母線的(de)電(dian)容(rong)器(qi)柜(ju)(ju)用(yong)于(yu)中(zhong)央無功(gong)功(gong)率補償,并(bing)且(qie)通常(chang)與輸(shu)入柜(ju)(ju)并(bing)聯安(an)裝(zhuang)(系(xi)統具有(you)PT柜(ju)(ju),應為高壓(ya)(ya)(ya)(ya)系(xi)統,而低(di)壓(ya)(ya)(ya)(ya)系(xi)統沒(mei)有(you)PT柜(ju)(ju)- PT柜(ju)(ju)相(xiang)當于(yu)降低(di)變壓(ya)(ya)(ya)(ya)器(qi),只需要低(di)壓(ya)(ya)(ya)(ya)變壓(ya)(ya)(ya)(ya)器(qi),但是電(dian)容(rong)器(qi)柜(ju)(ju)很少(shao)用(yong)于(yu)高壓(ya)(ya)(ya)(ya)系(xi)統中(zhong),并(bing)且(qie)高壓(ya)(ya)(ya)(ya)電(dian)容(rong)器(qi)很難制造,并(bing)且(qie)通常(chang)在低(di)壓(ya)(ya)(ya)(ya)側進行集中(zhong)補償。