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中電(dian)氣設備選(xuan)擇(ze)不當造成的(de)常(chang)見錯誤:生產(chan)過程中交(jiao)流(liu)(liu)接(jie)觸(chu)器(qi)的(de)體(ti)積選(xuan)擇(ze)不當,不同組的(de)插(cha)座(zuo)控制電(dian)路安裝(zhuang)了相同體(ti)積的(de)交(jiao)流(liu)(liu)接(jie)觸(chu)器(qi),三相負載(zai)的(de)差異不完全考慮過的(de)。在(zai)平衡狀態下(xia),不能在(zai)所有(you)正常(chang)模(mo)型中選(xuan)擇(ze)某些組的(de)輸出交(jiao)流(liu)(liu)接(jie)觸(chu)器(qi)的(de)電(dian)流(liu)(liu)水平。基本上,電(dian)流(liu)(liu)水平是通過一(yi)個步驟選(xuan)擇(ze)的(de),該步驟會導致交(jiao)流(liu)(liu)接(jie)觸(chu)器(qi)在(zai)高溫天氣下(xia)運(yun)行期(qi)間燒斷。
根(gen)據(ju)電(dian)(dian)(dian)氣設(she)備的(de)(de)(de)(de)(de)接線規(gui)定,接線盒可安(an)裝(zhuang)在(zai)(zai)封(feng)閉(bi)或(huo)(huo)半封(feng)閉(bi)的(de)(de)(de)(de)(de)金屬(shu)外殼中或(huo)(huo)屏幕上,以(yi)(yi)形成(cheng)配電(dian)(dian)(dian)室設(she)備。如果一切正(zheng)常,可以(yi)(yi)使用手或(huo)(huo)控制開關(guan)連接或(huo)(huo)斷開電(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)路。常見的(de)(de)(de)(de)(de)錯(cuo)誤或(huo)(huo)異常取決于(yu)家用電(dian)(dian)(dian)器的(de)(de)(de)(de)(de)維護(hu),以(yi)(yi)斷開電(dian)(dian)(dian)路或(huo)(huo)警(jing)報。識別儀(yi)可以(yi)(yi)在(zai)(zai)信(xin)息(xi)模式下顯(xian)示各種主(zhu)要參(can)數,還可以(yi)(yi)調整某些電(dian)(dian)(dian)氣設(she)備的(de)(de)(de)(de)(de)主(zhu)要參(can)數,并提醒(xing)或(huo)(huo)發出所有正(zheng)常工作設(she)置的(de)(de)(de)(de)(de)偏差信(xin)號。常用于(yu)發電(dian)(dian)(dian),配電(dian)(dian)(dian)和變(bian)電(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)(yong)作電(dian)(dian)(dian)壓(ya)(ya)等級在3.6 kV~550 kV的(de)電(dian)(dian)(dian)氣產品作為(wei)高(gao)壓(ya)(ya)隔離(li)開關(guan),有接地開關(guan),高(gao)壓(ya)(ya)斷路器(qi)(qi),自動(dong)高(gao)壓(ya)(ya)重合和斷開裝(zhuang)(zhuang)置(zhi),高(gao)壓(ya)(ya)操作機構,防爆高(gao)壓(ya)(ya)配電(dian)(dian)(dian)裝(zhuang)(zhuang)置(zhi)和高(gao)壓(ya)(ya)開關(guan)柜(ju)(ju)(ju)等不同類(lei)別。通常(chang),連(lian)接到系(xi)統(tong)主母線(xian)的(de)電(dian)(dian)(dian)容器(qi)(qi)柜(ju)(ju)(ju)用(yong)(yong)于中央無(wu)功(gong)功(gong)率補(bu)償(chang),并(bing)且通常(chang)與(yu)輸入柜(ju)(ju)(ju)并(bing)聯安(an)裝(zhuang)(zhuang)(系(xi)統(tong)具有PT柜(ju)(ju)(ju),應為(wei)高(gao)壓(ya)(ya)系(xi)統(tong),而低(di)壓(ya)(ya)系(xi)統(tong)沒有PT柜(ju)(ju)(ju)- PT柜(ju)(ju)(ju)相(xiang)當于降低(di)變壓(ya)(ya)器(qi)(qi),只需要低(di)壓(ya)(ya)變壓(ya)(ya)器(qi)(qi),但是電(dian)(dian)(dian)容器(qi)(qi)柜(ju)(ju)(ju)很(hen)少用(yong)(yong)于高(gao)壓(ya)(ya)系(xi)統(tong)中,并(bing)且高(gao)壓(ya)(ya)電(dian)(dian)(dian)容器(qi)(qi)很(hen)難制造,并(bing)且通常(chang)在低(di)壓(ya)(ya)側(ce)進行集中補(bu)償(chang)。