概述：

　　ZW20-12型室外柱(zhu)上進(jin)(jin)(jin)行進(jin)(jin)(jin)行高壓真空系(xi)(xi)統性(xing)(xing)隔離電(dian)(dian)(dian)開(kai)關為(wei)特殊電(dian)(dian)(dian)壓值12kV、三相(xiang)(xiang)電(dian)(dian)(dian)機學(xue)習(xi)交(jiao)流50Hz的(de)(de)(de)(de)室外進(jin)(jin)(jin)行進(jin)(jin)(jin)行高壓電(dian)(dian)(dian)開(kai)關環(huan)保設(she)備。主(zhu)要的(de)(de)(de)(de)選應用(yong)(yong)在開(kai)斷、關合供(gong)用(yong)(yong)電(dian)(dian)(dian)系(xi)(xi)統性(xing)(xing)的(de)(de)(de)(de)環(huan)鏡(jing)下電(dian)(dian)(dian)壓電(dian)(dian)(dian)流量大小(xiao)、過電(dian)(dian)(dian)壓電(dian)(dian)(dian)壓電(dian)(dian)(dian)流量大小(xiao)及(ji)擊穿電(dian)(dian)(dian)壓電(dian)(dian)(dian)流量大小(xiao)。適(shi)選應用(yong)(yong)在變電(dian)(dian)(dian)器站、礦山機械中(zhong)小(xiao)企(qi)業及(ji)村鎮建設(she)供(gong)電(dian)(dian)(dian)系(xi)(xi)統網作保護英文和抑(yi)制(zhi)，尤其是(shi)適(shi)選應用(yong)(yong)在進(jin)(jin)(jin)行操作不停(ting)的(de)(de)(de)(de)地(di)(di)點和城(cheng)網智能的(de)(de)(de)(de)化供(gong)電(dian)(dian)(dian)系(xi)(xi)統在線(xian)。本成品與抑(yi)制(zhi)器配備，能提供(gong)供(gong)電(dian)(dian)(dian)系(xi)(xi)統智能的(de)(de)(de)(de)化系(xi)(xi)統性(xing)(xing)標準要求，并能牢(lao)(lao)靠(kao)而高效(xiao)地(di)(di)完成任(ren)務(wu)傳統性(xing)(xing)的(de)(de)(de)(de)相(xiang)(xiang)交(jiao)器作用(yong)(yong)。它用(yong)(yong)成熟穩重的(de)(de)(de)(de)箱式隔絕格局，內部組織(zhi)充以SF6氣休，都(dou)具有較(jiao)好(hao)的(de)(de)(de)(de)隔絕效(xiao)果，使之(zhi)沒(mei)有受到(dao)環(huan)鏡(jing)印象，也是(shi)種免(mian)運營成品。其壓縮彈簧(huang)操心(xin)理(li)構用(yong)(yong)直(zhi)動鏈條規(gui)格主(zhu)傳送和多級別(bie)脫扣(kou)系(xi)(xi)統性(xing)(xing)，運動牢(lao)(lao)靠(kao)高，是(shi)柱(zhu)上隔離電(dian)(dian)(dian)開(kai)關的(de)(de)(de)(de)妙(miao)品。

正常使用條件：

◆氣(qi)溫較高不(bu)超3000m；

◆旁有空氣的溫度因素次數不以上40℃，臨界點不以上-40℃，日溫度差異25℃；

◆傳熱系數(shu)不已經超(chao)過700Pa；

◆污穢級(ji)別為：IV級(ji)；

◆覆冰板厚為100mm；

◆安裝程序(xu)空(kong)間(jian)：無易燃性、容易引起爆炸有風險、耐(nai)腐化(hua)腐化(hua)的空(kong)間(jian)；

◆地震災害(hai)列度(du)不少于8度(du)。

型號含義：

主要技術參數：

外形及安裝尺寸：