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中(zhong)電氣設備選擇(ze)不當造(zao)成的(de)常見錯誤:生(sheng)產過(guo)程中(zhong)交(jiao)流接(jie)觸(chu)器的(de)體(ti)積選擇(ze)不當,不同組的(de)插座控制電路安裝了(le)相同體(ti)積的(de)交(jiao)流接(jie)觸(chu)器,三相負載的(de)差異不完全考慮過(guo)的(de)。在(zai)平衡狀態下,不能在(zai)所(suo)有正常模型中(zhong)選擇(ze)某(mou)些組的(de)輸出交(jiao)流接(jie)觸(chu)器的(de)電流水平。基本(ben)上,電流水平是(shi)通過(guo)一個(ge)步(bu)(bu)驟(zou)選擇(ze)的(de),該步(bu)(bu)驟(zou)會導(dao)致交(jiao)流接(jie)觸(chu)器在(zai)高溫天氣下運行期間燒斷。
根據(ju)電(dian)(dian)氣(qi)設備(bei)的(de)(de)接線(xian)規定,接線(xian)盒可安(an)裝在封閉(bi)或(huo)半封閉(bi)的(de)(de)金(jin)屬外殼中(zhong)或(huo)屏(ping)幕上,以形成配(pei)電(dian)(dian)室設備(bei)。如果一切正(zheng)常(chang),可以使用手或(huo)控制開關連接或(huo)斷開電(dian)(dian)源電(dian)(dian)路。常(chang)見的(de)(de)錯誤或(huo)異常(chang)取決于(yu)家(jia)用電(dian)(dian)器的(de)(de)維護,以斷開電(dian)(dian)路或(huo)警報。識別儀可以在信息模式下顯(xian)示(shi)各(ge)種主要(yao)參數(shu),還可以調整某(mou)些(xie)電(dian)(dian)氣(qi)設備(bei)的(de)(de)主要(yao)參數(shu),并提醒(xing)或(huo)發(fa)(fa)出所有正(zheng)常(chang)工作設置的(de)(de)偏差信號(hao)。常(chang)用于(yu)發(fa)(fa)電(dian)(dian),配(pei)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。高壓配電柜用作(zuo)電(dian)(dian)壓(ya)(ya)(ya)等級在3.6 kV~550 kV的電(dian)(dian)氣產品作(zuo)為(wei)高(gao)(gao)壓(ya)(ya)(ya)隔離開(kai)關,有接地開(kai)關,高(gao)(gao)壓(ya)(ya)(ya)斷路器,自動高(gao)(gao)壓(ya)(ya)(ya)重合和斷開(kai)裝(zhuang)置,高(gao)(gao)壓(ya)(ya)(ya)操作(zuo)機構,防爆高(gao)(gao)壓(ya)(ya)(ya)配電(dian)(dian)裝(zhuang)置和高(gao)(gao)壓(ya)(ya)(ya)開(kai)關柜(ju)等不同類別。通常(chang)(chang),連接到系(xi)統(tong)(tong)主(zhu)母線的電(dian)(dian)容(rong)器柜(ju)用于(yu)中(zhong)央無功功率補償,并且(qie)通常(chang)(chang)與(yu)輸入柜(ju)并聯安裝(zhuang)(系(xi)統(tong)(tong)具有PT柜(ju),應為(wei)高(gao)(gao)壓(ya)(ya)(ya)系(xi)統(tong)(tong),而低壓(ya)(ya)(ya)系(xi)統(tong)(tong)沒有PT柜(ju)- PT柜(ju)相當于(yu)降低變(bian)(bian)壓(ya)(ya)(ya)器,只需要低壓(ya)(ya)(ya)變(bian)(bian)壓(ya)(ya)(ya)器,但是(shi)電(dian)(dian)容(rong)器柜(ju)很少用于(yu)高(gao)(gao)壓(ya)(ya)(ya)系(xi)統(tong)(tong)中(zhong),并且(qie)高(gao)(gao)壓(ya)(ya)(ya)電(dian)(dian)容(rong)器很難(nan)制造,并且(qie)通常(chang)(chang)在低壓(ya)(ya)(ya)側(ce)進行集中(zhong)補償。