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中(zhong)電氣設備選擇(ze)(ze)不(bu)當造成的(de)(de)常見錯誤:生產過程中(zhong)交流(liu)(liu)接觸器的(de)(de)體(ti)積選擇(ze)(ze)不(bu)當,不(bu)同組(zu)的(de)(de)插座控制電路安裝了相(xiang)同體(ti)積的(de)(de)交流(liu)(liu)接觸器,三相(xiang)負載的(de)(de)差異不(bu)完全(quan)考慮過的(de)(de)。在(zai)平衡狀(zhuang)態下,不(bu)能在(zai)所有(you)正(zheng)常模型中(zhong)選擇(ze)(ze)某些組(zu)的(de)(de)輸出交流(liu)(liu)接觸器的(de)(de)電流(liu)(liu)水平。基本上,電流(liu)(liu)水平是通過一個步驟(zou)(zou)選擇(ze)(ze)的(de)(de),該(gai)步驟(zou)(zou)會(hui)導致交流(liu)(liu)接觸器在(zai)高溫天氣下運(yun)行期間燒斷。
根據電(dian)氣設備的接(jie)線(xian)規(gui)定,接(jie)線(xian)盒可(ke)安裝(zhuang)在(zai)封閉或半封閉的金屬(shu)外殼中或屏幕上(shang),以(yi)形成配(pei)電(dian)室設備。如果一切正常(chang)(chang),可(ke)以(yi)使用(yong)手或控(kong)制開關連接(jie)或斷開電(dian)源電(dian)路。常(chang)(chang)見的錯誤或異(yi)常(chang)(chang)取(qu)決于家用(yong)電(dian)器的維護,以(yi)斷開電(dian)路或警報(bao)。識(shi)別儀可(ke)以(yi)在(zai)信息模式(shi)下顯示各(ge)種主(zhu)要參(can)數(shu),還(huan)可(ke)以(yi)調整某些電(dian)氣設備的主(zhu)要參(can)數(shu),并提醒(xing)或發出所有正常(chang)(chang)工作設置的偏差(cha)信號。常(chang)(chang)用(yong)于發電(dian),配(pei)電(dian)和(he)變電(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。高壓配電柜用作電(dian)(dian)(dian)(dian)壓(ya)(ya)等級在3.6 kV~550 kV的電(dian)(dian)(dian)(dian)氣產品作為高(gao)壓(ya)(ya)隔(ge)離(li)開關(guan),有接(jie)地開關(guan),高(gao)壓(ya)(ya)斷(duan)路器(qi)(qi)(qi),自動高(gao)壓(ya)(ya)重合和(he)斷(duan)開裝置,高(gao)壓(ya)(ya)操(cao)作機構,防爆高(gao)壓(ya)(ya)配電(dian)(dian)(dian)(dian)裝置和(he)高(gao)壓(ya)(ya)開關(guan)柜(ju)等不同類別。通(tong)常,連接(jie)到(dao)系(xi)統(tong)(tong)主(zhu)母線的電(dian)(dian)(dian)(dian)容器(qi)(qi)(qi)柜(ju)用于(yu)(yu)中(zhong)央無功功率(lv)補償(chang),并(bing)且(qie)通(tong)常與輸(shu)入柜(ju)并(bing)聯(lian)安裝(系(xi)統(tong)(tong)具有PT柜(ju),應為高(gao)壓(ya)(ya)系(xi)統(tong)(tong),而(er)低壓(ya)(ya)系(xi)統(tong)(tong)沒有PT柜(ju)- PT柜(ju)相當于(yu)(yu)降(jiang)低變(bian)壓(ya)(ya)器(qi)(qi)(qi),只需要低壓(ya)(ya)變(bian)壓(ya)(ya)器(qi)(qi)(qi),但是電(dian)(dian)(dian)(dian)容器(qi)(qi)(qi)柜(ju)很(hen)少用于(yu)(yu)高(gao)壓(ya)(ya)系(xi)統(tong)(tong)中(zhong),并(bing)且(qie)高(gao)壓(ya)(ya)電(dian)(dian)(dian)(dian)容器(qi)(qi)(qi)很(hen)難制(zhi)造,并(bing)且(qie)通(tong)常在低壓(ya)(ya)側進(jin)行集中(zhong)補償(chang)。