概述：

　　ZW20-12型(xing)在(zai)野外(wai)柱(zhu)上油(you)田正(zheng)空高電(dian)(dian)(dian)(dian)壓(ya)短路(lu)器為額定電(dian)(dian)(dian)(dian)機(ji)負載工(gong)(gong)作(zuo)電(dian)(dian)(dian)(dian)壓(ya)12kV、三相(xiang)電(dian)(dian)(dian)(dian)溝通(tong)交(jiao)流50Hz的(de)(de)在(zai)野外(wai)油(you)田電(dian)(dian)(dian)(dian)源開關主設備。關鍵(jian)(jian)應用做開斷、關合(he)電(dian)(dian)(dian)(dian)力(li)工(gong)(gong)程實(shi)際操(cao)(cao)作(zuo)體統(tong)的(de)(de)電(dian)(dian)(dian)(dian)機(ji)負載功(gong)(gong)率、電(dian)(dian)(dian)(dian)機(ji)負載功(gong)(gong)率及燒(shao)壞功(gong)(gong)率。適應用做換流站站、工(gong)(gong)礦公(gong)司(si)公(gong)司(si)及城鄉經(jing)濟變(bian)電(dian)(dian)(dian)(dian)力(li)作(zuo)愛護(hu)和調(diao)(diao)整，特(te)備適應用做實(shi)際操(cao)(cao)作(zuo)過于頻繁(fan)的(de)(de)區域和城網會機(ji)械變(bian)電(dian)(dian)(dian)(dian)力(li)絡。本護(hu)膚(fu)品與調(diao)(diao)整器配套工(gong)(gong)程，能(neng)充分滿足變(bian)電(dian)(dian)(dian)(dian)會機(ji)械實(shi)際操(cao)(cao)作(zuo)體統(tong)的(de)(de)標(biao)準，并(bing)能(neng)牢(lao)靠而很好的(de)(de)地達(da)到傳統(tong)型(xing)的(de)(de)相(xiang)似(si)器功(gong)(gong)能(neng)鍵(jian)(jian)。它按照旺盛(sheng)期的(de)(de)箱式隔(ge)絕架構(gou)，企業內部充以SF6有(you)毒氣體，兼有(you)較(jiao)好的(de)(de)隔(ge)絕特(te)性(xing)，使之不易(yi)受到外(wai)面氛圍(wei)危害，是(shi)一種種免(mian)保(bao)障護(hu)膚(fu)品。其螺旋彈(dan)簧操(cao)(cao)思想構(gou)按照直動鏈條規(gui)格主傳輸(shu)和三級(ji)脫扣實(shi)際操(cao)(cao)作(zuo)體統(tong)，姿勢牢(lao)靠性(xing)強，是(shi)柱(zhu)上高電(dian)(dian)(dian)(dian)壓(ya)短路(lu)器的(de)(de)上品。

正常使用條件：

◆平均海(hai)拔特別不高(gao)出(chu)3000m；

◆旁有空氣的工作溫度(du)累計不可超(chao)(chao)過了(le)40℃，低限不可超(chao)(chao)過了(le)-40℃，日平均溫度(du)25℃；

◆風(feng)速不(bu)超越700Pa；

◆污穢(hui)等級(ji)劃(hua)分：IV級(ji)；

◆覆(fu)冰尺(chi)寸100mm；

◆使用公(gong)共(gong)(gong)活(huo)動場所(suo)：無可(ke)燃(ran)、爆破有危險、化學反(fan)應腐(fu)蝕不銹鋼(gang)的(de)公(gong)共(gong)(gong)活(huo)動場所(suo)；

◆洪水(shui)列度不不低于8度。

型號含義：

主要技術參數：

外形及安裝尺寸：