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中(zhong)(zhong)電(dian)氣設(she)備選(xuan)擇不當(dang)造(zao)成的常見錯誤:生產過(guo)程(cheng)中(zhong)(zhong)交(jiao)(jiao)流(liu)(liu)(liu)接觸(chu)(chu)器的體積選(xuan)擇不當(dang),不同(tong)組的插(cha)座控制電(dian)路(lu)安裝了相同(tong)體積的交(jiao)(jiao)流(liu)(liu)(liu)接觸(chu)(chu)器,三相負(fu)載的差異(yi)不完(wan)全(quan)考慮過(guo)的。在(zai)平(ping)衡狀態下,不能在(zai)所有正(zheng)常模型(xing)中(zhong)(zhong)選(xuan)擇某些組的輸出交(jiao)(jiao)流(liu)(liu)(liu)接觸(chu)(chu)器的電(dian)流(liu)(liu)(liu)水平(ping)。基本上(shang),電(dian)流(liu)(liu)(liu)水平(ping)是通過(guo)一個步驟選(xuan)擇的,該(gai)步驟會導致交(jiao)(jiao)流(liu)(liu)(liu)接觸(chu)(chu)器在(zai)高(gao)溫天氣下運行期間燒斷。
根據電(dian)(dian)(dian)(dian)氣設(she)備(bei)的接(jie)線規定,接(jie)線盒可(ke)安裝在(zai)封(feng)(feng)閉(bi)或(huo)半(ban)封(feng)(feng)閉(bi)的金屬外殼中或(huo)屏幕上,以形成配(pei)電(dian)(dian)(dian)(dian)室設(she)備(bei)。如果一切正常(chang),可(ke)以使用手或(huo)控制開關連接(jie)或(huo)斷(duan)開電(dian)(dian)(dian)(dian)源電(dian)(dian)(dian)(dian)路。常(chang)見(jian)的錯誤或(huo)異常(chang)取(qu)決于家(jia)用電(dian)(dian)(dian)(dian)器的維護,以斷(duan)開電(dian)(dian)(dian)(dian)路或(huo)警報(bao)。識(shi)別儀可(ke)以在(zai)信息模(mo)式(shi)下顯示(shi)各種主要參(can)數,還(huan)可(ke)以調整某些電(dian)(dian)(dian)(dian)氣設(she)備(bei)的主要參(can)數,并提(ti)醒或(huo)發出所有(you)正常(chang)工作設(she)置的偏差信號。常(chang)用于發電(dian)(dian)(dian)(dian),配(pei)電(dian)(dian)(dian)(dian)和(he)變電(dian)(dian)(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(yong)作(zuo)電壓(ya)等(deng)級在3.6 kV~550 kV的電氣產(chan)品作(zuo)為(wei)高壓(ya)隔離開關(guan),有接地開關(guan),高壓(ya)斷路器(qi)(qi),自動高壓(ya)重(zhong)合和斷開裝(zhuang)置,高壓(ya)操(cao)作(zuo)機(ji)構,防爆高壓(ya)配電裝(zhuang)置和高壓(ya)開關(guan)柜(ju)等(deng)不同類(lei)別。通常(chang)(chang),連(lian)接到(dao)系(xi)統主母線的電容(rong)器(qi)(qi)柜(ju)用(yong)于中央無功功率(lv)補(bu)償,并(bing)(bing)且(qie)(qie)通常(chang)(chang)與輸(shu)入(ru)柜(ju)并(bing)(bing)聯安裝(zhuang)(系(xi)統具(ju)有PT柜(ju),應為(wei)高壓(ya)系(xi)統,而低(di)壓(ya)系(xi)統沒有PT柜(ju)- PT柜(ju)相當于降低(di)變壓(ya)器(qi)(qi),只需要低(di)壓(ya)變壓(ya)器(qi)(qi),但是電容(rong)器(qi)(qi)柜(ju)很(hen)(hen)少用(yong)于高壓(ya)系(xi)統中,并(bing)(bing)且(qie)(qie)高壓(ya)電容(rong)器(qi)(qi)很(hen)(hen)難制造,并(bing)(bing)且(qie)(qie)通常(chang)(chang)在低(di)壓(ya)側(ce)進(jin)行集中補(bu)償。