概述：

　　ZW20-12型室外柱上高(gao)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)低(di)(di)壓(ya)(ya)(ya)(ya)(ya)機械泵塑(su)殼隔離開關為額定相電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)12kV、三相電(dian)(dian)(dian)(dian)(dian)交(jiao)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)50Hz的(de)(de)室外高(gao)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)低(di)(di)壓(ya)(ya)(ya)(ya)(ya)旋(xuan)轉開關設配。最主要中(zhong)用開斷(duan)、關合能(neng)量掌(zhang)(zhang)握(wo)軟件機系(xi)(xi)統的(de)(de)電(dian)(dian)(dian)(dian)(dian)傾(qing)向扭矩(ju)直(zhi)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)量、電(dian)(dian)(dian)(dian)(dian)機負載直(zhi)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)量及短(duan)路(lu)故障直(zhi)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)量。適中(zhong)用變配水(shui)電(dian)(dian)(dian)(dian)(dian)站、礦山工(gong)業(ye)企業(ye)及新型農(nong)村高(gao)低(di)(di)壓(ya)(ya)(ya)(ya)(ya)配輸電(dian)(dian)(dian)(dian)(dian)網作保護的(de)(de)和(he)掌(zhang)(zhang)握(wo)，尤其是(shi)適中(zhong)用運行過(guo)多的(de)(de)辦公(gong)場所和(he)城網電(dian)(dian)(dian)(dian)(dian)腦全自(zi)己(ji)化(hua)高(gao)低(di)(di)壓(ya)(ya)(ya)(ya)(ya)配輸電(dian)(dian)(dian)(dian)(dian)線上。本好(hao)廠(chang)品與掌(zhang)(zhang)握(wo)器配套設施，能(neng)提供高(gao)低(di)(di)壓(ya)(ya)(ya)(ya)(ya)電(dian)(dian)(dian)(dian)(dian)氣(qi)安裝電(dian)(dian)(dian)(dian)(dian)腦全自(zi)己(ji)化(hua)掌(zhang)(zhang)握(wo)軟件機系(xi)(xi)統想要，并能(neng)準確的(de)(de)而很(hen)好(hao)地進(jin)行以往的(de)(de)相似器作用。它選擇成長期的(de)(de)箱(xiang)式封好(hao)組成部(bu)分(fen)，內部(bu)充以SF6有害氣(qi)體(ti)，具有著非常好(hao)的(de)(de)封好(hao)的(de)(de)性能(neng)，使之不易受到相互區域導致，都是(shi)種免(mian)機系(xi)(xi)統維護好(hao)廠(chang)品。其板彈(dan)簧操(cao)傾(qing)向構選擇直(zhi)動鏈主轉動和(he)單級脫(tuo)扣掌(zhang)(zhang)握(wo)軟件機系(xi)(xi)統，小動作準確的(de)(de)高(gao)，是(shi)柱上塑(su)殼隔離開關的(de)(de)珍品。

正常使用條件：

◆海拔高(gao)寬比高(gao)寬比不不超(chao)3000m；

◆相(xiang)鄰氣氛氣溫(wen)進攻不可(ke)超(chao)過了40℃，臨(lin)界點不可(ke)超(chao)過了-40℃，日相(xiang)對濕度25℃；

◆風(feng)壓差(cha)不不超700Pa；

◆污穢登級(ji)：IV級(ji)；

◆覆(fu)冰層厚100mm；

◆施工(gong)地方：無容易燃(ran)燒(shao)、轟炸隱(yin)患、化(hua)學上的腐蝕不銹(xiu)鋼的地方；

◆災害列(lie)度(du)不可超過(guo)8度(du)。

型號含義：

主要技術參數：

外形及安裝尺寸：