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中電氣設備選擇(ze)不當(dang)造成的(de)(de)常見(jian)錯誤:生產過(guo)(guo)程(cheng)中交流(liu)(liu)(liu)接(jie)觸器的(de)(de)體積選擇(ze)不當(dang),不同組的(de)(de)插(cha)座控(kong)制電路安裝了相(xiang)同體積的(de)(de)交流(liu)(liu)(liu)接(jie)觸器,三相(xiang)負載的(de)(de)差異不完全考慮(lv)過(guo)(guo)的(de)(de)。在平(ping)衡狀態下,不能在所(suo)有正常模型中選擇(ze)某些組的(de)(de)輸出交流(liu)(liu)(liu)接(jie)觸器的(de)(de)電流(liu)(liu)(liu)水(shui)平(ping)。基(ji)本(ben)上(shang),電流(liu)(liu)(liu)水(shui)平(ping)是通過(guo)(guo)一個步(bu)驟選擇(ze)的(de)(de),該(gai)步(bu)驟會導致交流(liu)(liu)(liu)接(jie)觸器在高溫天氣下運(yun)行期間燒斷。
根據電(dian)(dian)(dian)氣設(she)(she)備的接線規(gui)定,接線盒可(ke)安裝在封閉或(huo)(huo)半封閉的金(jin)屬外殼中或(huo)(huo)屏幕(mu)上,以形成配(pei)電(dian)(dian)(dian)室設(she)(she)備。如果(guo)一切正常(chang)(chang),可(ke)以使用(yong)手或(huo)(huo)控制(zhi)開(kai)關(guan)連接或(huo)(huo)斷(duan)開(kai)電(dian)(dian)(dian)源電(dian)(dian)(dian)路。常(chang)(chang)見的錯誤或(huo)(huo)異(yi)常(chang)(chang)取決于家(jia)用(yong)電(dian)(dian)(dian)器的維護,以斷(duan)開(kai)電(dian)(dian)(dian)路或(huo)(huo)警報。識別儀可(ke)以在信息模式(shi)下(xia)顯示各種主(zhu)(zhu)要(yao)參數,還可(ke)以調(diao)整(zheng)某些(xie)電(dian)(dian)(dian)氣設(she)(she)備的主(zhu)(zhu)要(yao)參數,并提醒或(huo)(huo)發出所有正常(chang)(chang)工作設(she)(she)置的偏差信號。常(chang)(chang)用(yong)于發電(dian)(dian)(dian),配(pei)電(dian)(dian)(dian)和變電(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(zuo)電(dian)壓(ya)(ya)(ya)等級(ji)在(zai)3.6 kV~550 kV的(de)電(dian)氣產品(pin)作(zuo)為高(gao)(gao)(gao)壓(ya)(ya)(ya)隔離開(kai)關(guan),有接地開(kai)關(guan),高(gao)(gao)(gao)壓(ya)(ya)(ya)斷(duan)路器(qi),自(zi)動高(gao)(gao)(gao)壓(ya)(ya)(ya)重(zhong)合和(he)斷(duan)開(kai)裝置,高(gao)(gao)(gao)壓(ya)(ya)(ya)操作(zuo)機構,防爆高(gao)(gao)(gao)壓(ya)(ya)(ya)配電(dian)裝置和(he)高(gao)(gao)(gao)壓(ya)(ya)(ya)開(kai)關(guan)柜(ju)等不同類別。通(tong)常(chang),連接到系(xi)統(tong)(tong)(tong)主母線的(de)電(dian)容(rong)器(qi)柜(ju)用于(yu)中央無功功率補(bu)(bu)償,并且通(tong)常(chang)與(yu)輸入柜(ju)并聯(lian)安裝(系(xi)統(tong)(tong)(tong)具有PT柜(ju),應為高(gao)(gao)(gao)壓(ya)(ya)(ya)系(xi)統(tong)(tong)(tong),而低(di)壓(ya)(ya)(ya)系(xi)統(tong)(tong)(tong)沒有PT柜(ju)- PT柜(ju)相當(dang)于(yu)降(jiang)低(di)變(bian)(bian)壓(ya)(ya)(ya)器(qi),只需要低(di)壓(ya)(ya)(ya)變(bian)(bian)壓(ya)(ya)(ya)器(qi),但(dan)是電(dian)容(rong)器(qi)柜(ju)很(hen)少用于(yu)高(gao)(gao)(gao)壓(ya)(ya)(ya)系(xi)統(tong)(tong)(tong)中,并且高(gao)(gao)(gao)壓(ya)(ya)(ya)電(dian)容(rong)器(qi)很(hen)難制造,并且通(tong)常(chang)在(zai)低(di)壓(ya)(ya)(ya)側進(jin)行集中補(bu)(bu)償。