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中電氣(qi)(qi)設備選(xuan)擇不當(dang)造成的(de)(de)(de)常見錯誤:生產過程中交流(liu)(liu)接(jie)觸(chu)器(qi)的(de)(de)(de)體積(ji)選(xuan)擇不當(dang),不同組的(de)(de)(de)插(cha)座控制電路安裝了相(xiang)同體積(ji)的(de)(de)(de)交流(liu)(liu)接(jie)觸(chu)器(qi),三相(xiang)負載的(de)(de)(de)差異不完全考慮(lv)過的(de)(de)(de)。在(zai)平衡(heng)狀態下(xia),不能在(zai)所有正常模型中選(xuan)擇某(mou)些組的(de)(de)(de)輸(shu)出交流(liu)(liu)接(jie)觸(chu)器(qi)的(de)(de)(de)電流(liu)(liu)水(shui)(shui)平。基本(ben)上,電流(liu)(liu)水(shui)(shui)平是通(tong)過一個步驟(zou)(zou)選(xuan)擇的(de)(de)(de),該步驟(zou)(zou)會(hui)導(dao)致交流(liu)(liu)接(jie)觸(chu)器(qi)在(zai)高溫天氣(qi)(qi)下(xia)運(yun)行期間燒斷(duan)。
根(gen)據(ju)電(dian)(dian)氣(qi)設備(bei)的(de)(de)(de)接(jie)線(xian)規定,接(jie)線(xian)盒(he)可(ke)安裝在(zai)封閉或(huo)半封閉的(de)(de)(de)金屬外殼中或(huo)屏幕上,以(yi)(yi)形成配(pei)(pei)電(dian)(dian)室設備(bei)。如果(guo)一(yi)切正常,可(ke)以(yi)(yi)使用(yong)手或(huo)控制開關(guan)連接(jie)或(huo)斷(duan)開電(dian)(dian)源電(dian)(dian)路(lu)。常見(jian)的(de)(de)(de)錯誤或(huo)異常取決(jue)于家用(yong)電(dian)(dian)器的(de)(de)(de)維護,以(yi)(yi)斷(duan)開電(dian)(dian)路(lu)或(huo)警報。識別儀可(ke)以(yi)(yi)在(zai)信息模(mo)式下顯示各種主(zhu)要參(can)數,還可(ke)以(yi)(yi)調(diao)整(zheng)某些電(dian)(dian)氣(qi)設備(bei)的(de)(de)(de)主(zhu)要參(can)數,并提醒(xing)或(huo)發(fa)(fa)出(chu)所有正常工(gong)作設置(zhi)的(de)(de)(de)偏差信號。常用(yong)于發(fa)(fa)電(dian)(dian),配(pei)(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。高壓配電柜用作電(dian)壓(ya)(ya)(ya)(ya)等級在3.6 kV~550 kV的(de)電(dian)氣產品(pin)作為(wei)高(gao)壓(ya)(ya)(ya)(ya)隔(ge)離開(kai)關,有接地開(kai)關,高(gao)壓(ya)(ya)(ya)(ya)斷(duan)路器(qi)(qi),自動高(gao)壓(ya)(ya)(ya)(ya)重(zhong)合和斷(duan)開(kai)裝置(zhi)(zhi),高(gao)壓(ya)(ya)(ya)(ya)操作機構(gou),防爆高(gao)壓(ya)(ya)(ya)(ya)配電(dian)裝置(zhi)(zhi)和高(gao)壓(ya)(ya)(ya)(ya)開(kai)關柜(ju)等不(bu)同類別。通常(chang),連接到系(xi)統(tong)(tong)(tong)主(zhu)母線(xian)的(de)電(dian)容器(qi)(qi)柜(ju)用于(yu)(yu)中(zhong)(zhong)央無功功率補(bu)償(chang),并(bing)且(qie)通常(chang)與(yu)輸(shu)入柜(ju)并(bing)聯安裝(系(xi)統(tong)(tong)(tong)具(ju)有PT柜(ju),應(ying)為(wei)高(gao)壓(ya)(ya)(ya)(ya)系(xi)統(tong)(tong)(tong),而低壓(ya)(ya)(ya)(ya)系(xi)統(tong)(tong)(tong)沒有PT柜(ju)- PT柜(ju)相當于(yu)(yu)降低變(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi),只需要低壓(ya)(ya)(ya)(ya)變(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi),但是電(dian)容器(qi)(qi)柜(ju)很少用于(yu)(yu)高(gao)壓(ya)(ya)(ya)(ya)系(xi)統(tong)(tong)(tong)中(zhong)(zhong),并(bing)且(qie)高(gao)壓(ya)(ya)(ya)(ya)電(dian)容器(qi)(qi)很難制造(zao),并(bing)且(qie)通常(chang)在低壓(ya)(ya)(ya)(ya)側進(jin)行集中(zhong)(zhong)補(bu)償(chang)。