中電(dian)(dian)氣(qi)(qi)設備選擇(ze)不(bu)(bu)當(dang)造成的常(chang)見錯誤：生產過(guo)程中交流(liu)接觸器的體(ti)積(ji)選擇(ze)不(bu)(bu)當(dang)，不(bu)(bu)同(tong)組的插座控制電(dian)(dian)路(lu)安裝了相同(tong)體(ti)積(ji)的交流(liu)接觸器，三相負載的差(cha)異不(bu)(bu)完全考慮過(guo)的。在平(ping)衡(heng)狀態下，不(bu)(bu)能在所(suo)有正常(chang)模型中選擇(ze)某些組的輸出(chu)交流(liu)接觸器的電(dian)(dian)流(liu)水(shui)(shui)平(ping)。基(ji)本上，電(dian)(dian)流(liu)水(shui)(shui)平(ping)是通過(guo)一個步(bu)驟(zou)選擇(ze)的，該步(bu)驟(zou)會導(dao)致交流(liu)接觸器在高(gao)溫天氣(qi)(qi)下運行期間燒斷(duan)。

根據電(dian)(dian)(dian)氣設(she)(she)備的(de)接(jie)線規定，接(jie)線盒可(ke)安裝(zhuang)在封閉或(huo)半封閉的(de)金屬外(wai)殼中或(huo)屏(ping)幕(mu)上(shang)，以(yi)形成配電(dian)(dian)(dian)室設(she)(she)備。如果(guo)一切正常(chang)，可(ke)以(yi)使用(yong)手或(huo)控(kong)制開關連接(jie)或(huo)斷開電(dian)(dian)(dian)源電(dian)(dian)(dian)路。常(chang)見的(de)錯誤或(huo)異常(chang)取(qu)決(jue)于家用(yong)電(dian)(dian)(dian)器的(de)維(wei)護，以(yi)斷開電(dian)(dian)(dian)路或(huo)警報。識別儀可(ke)以(yi)在信(xin)息模式(shi)下顯示各種主要參(can)數(shu)，還可(ke)以(yi)調整(zheng)某(mou)些電(dian)(dian)(dian)氣設(she)(she)備的(de)主要參(can)數(shu)，并提醒或(huo)發出(chu)所有正常(chang)工作設(she)(she)置的(de)偏差信(xin)號。常(chang)用(yong)于發電(dian)(dian)(dian)，配電(dian)(dian)(dian)和變電(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)壓(ya)(ya)等級在3.6 kV~550 kV的電(dian)氣產品作為高壓(ya)(ya)隔離開關，有接(jie)地(di)開關，高壓(ya)(ya)斷路器(qi)，自(zi)動高壓(ya)(ya)重(zhong)合和斷開裝(zhuang)置(zhi)，高壓(ya)(ya)操作機構(gou)，防爆高壓(ya)(ya)配電(dian)裝(zhuang)置(zhi)和高壓(ya)(ya)開關柜等不同類(lei)別。通(tong)常，連接(jie)到系統(tong)主母線的電(dian)容(rong)(rong)器(qi)柜用(yong)(yong)于中(zhong)央(yang)無功功率(lv)補(bu)償，并(bing)(bing)(bing)且(qie)通(tong)常與輸入柜并(bing)(bing)(bing)聯安裝(zhuang)（系統(tong)具有PT柜，應(ying)為高壓(ya)(ya)系統(tong)，而低壓(ya)(ya)系統(tong)沒有PT柜- PT柜相當(dang)于降低變(bian)(bian)壓(ya)(ya)器(qi)，只需要低壓(ya)(ya)變(bian)(bian)壓(ya)(ya)器(qi)，但(dan)是電(dian)容(rong)(rong)器(qi)柜很少用(yong)(yong)于高壓(ya)(ya)系統(tong)中(zhong)，并(bing)(bing)(bing)且(qie)高壓(ya)(ya)電(dian)容(rong)(rong)器(qi)很難制造，并(bing)(bing)(bing)且(qie)通(tong)常在低壓(ya)(ya)側進行(xing)集中(zhong)補(bu)償。