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中(zhong)電(dian)氣設備選擇(ze)不(bu)當造成的常見(jian)錯誤:生產過(guo)程中(zhong)交(jiao)流(liu)接(jie)觸器的體(ti)積(ji)選擇(ze)不(bu)當,不(bu)同組的插座控制電(dian)路安裝了相同體(ti)積(ji)的交(jiao)流(liu)接(jie)觸器,三相負載的差異不(bu)完全考慮(lv)過(guo)的。在平衡(heng)狀態(tai)下,不(bu)能在所(suo)有正常模型中(zhong)選擇(ze)某些(xie)組的輸(shu)出交(jiao)流(liu)接(jie)觸器的電(dian)流(liu)水平。基本上,電(dian)流(liu)水平是通過(guo)一(yi)個步驟(zou)選擇(ze)的,該(gai)步驟(zou)會導致交(jiao)流(liu)接(jie)觸器在高溫天氣下運行期間燒(shao)斷。
根據(ju)電氣設(she)備的(de)(de)接線(xian)規(gui)定,接線(xian)盒可安(an)裝(zhuang)在封閉(bi)或(huo)半封閉(bi)的(de)(de)金(jin)屬外殼中或(huo)屏幕上,以(yi)(yi)形成配(pei)電室設(she)備。如果一切(qie)正常,可以(yi)(yi)使用(yong)手或(huo)控制開(kai)關連接或(huo)斷開(kai)電源電路。常見的(de)(de)錯(cuo)誤或(huo)異(yi)常取決(jue)于(yu)家用(yong)電器的(de)(de)維(wei)護,以(yi)(yi)斷開(kai)電路或(huo)警報。識別(bie)儀可以(yi)(yi)在信息(xi)模式下顯示各種主(zhu)要參(can)數(shu),還可以(yi)(yi)調整(zheng)某些電氣設(she)備的(de)(de)主(zhu)要參(can)數(shu),并提醒(xing)或(huo)發(fa)出所(suo)有正常工作設(she)置(zhi)的(de)(de)偏差信號(hao)。常用(yong)于(yu)發(fa)電,配(pei)電和變電站。
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)等級在3.6 kV~550 kV的電(dian)(dian)氣(qi)產品(pin)作(zuo)為(wei)高(gao)壓(ya)(ya)隔離開(kai)關(guan),有接地(di)開(kai)關(guan),高(gao)壓(ya)(ya)斷路器(qi),自動高(gao)壓(ya)(ya)重(zhong)合(he)和斷開(kai)裝(zhuang)置,高(gao)壓(ya)(ya)操作(zuo)機構,防爆高(gao)壓(ya)(ya)配電(dian)(dian)裝(zhuang)置和高(gao)壓(ya)(ya)開(kai)關(guan)柜(ju)(ju)(ju)(ju)等不同類別。通(tong)常,連接到系(xi)統(tong)(tong)主母線(xian)的電(dian)(dian)容器(qi)柜(ju)(ju)(ju)(ju)用于中(zhong)(zhong)央(yang)無功(gong)功(gong)率補償,并(bing)(bing)且通(tong)常與輸入(ru)柜(ju)(ju)(ju)(ju)并(bing)(bing)聯(lian)安(an)裝(zhuang)(系(xi)統(tong)(tong)具有PT柜(ju)(ju)(ju)(ju),應為(wei)高(gao)壓(ya)(ya)系(xi)統(tong)(tong),而低(di)壓(ya)(ya)系(xi)統(tong)(tong)沒有PT柜(ju)(ju)(ju)(ju)- PT柜(ju)(ju)(ju)(ju)相當于降低(di)變(bian)壓(ya)(ya)器(qi),只需(xu)要低(di)壓(ya)(ya)變(bian)壓(ya)(ya)器(qi),但(dan)是(shi)電(dian)(dian)容器(qi)柜(ju)(ju)(ju)(ju)很少(shao)用于高(gao)壓(ya)(ya)系(xi)統(tong)(tong)中(zhong)(zhong),并(bing)(bing)且高(gao)壓(ya)(ya)電(dian)(dian)容器(qi)很難制(zhi)造,并(bing)(bing)且通(tong)常在低(di)壓(ya)(ya)側進行集中(zhong)(zhong)補償。