概述：

　　ZW20-12型室外(wai)柱上(shang)超高(gao)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)真(zhen)空體漏電(dian)(dian)(dian)(dian)(dian)(dian)負荷開(kai)(kai)關(guan)為額(e)定的(de)(de)直流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)值12kV、380V交流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)50Hz的(de)(de)室外(wai)超高(gao)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)電(dian)(dian)(dian)(dian)(dian)(dian)開(kai)(kai)關(guan)設(she)施(shi)。具體應用(yong)在開(kai)(kai)斷、關(guan)合電(dian)(dian)(dian)(dian)(dian)(dian)力(li)網系(xi)(xi)(xi)統(tong)(tong)化(hua)軟(ruan)(ruan)(ruan)(ruan)件(jian)軟(ruan)(ruan)(ruan)(ruan)件(jian)的(de)(de)負載電(dian)(dian)(dian)(dian)(dian)(dian)阻直流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)、過載守護直流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)及(ji)擊穿直流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)。適(shi)應用(yong)在變電(dian)(dian)(dian)(dian)(dian)(dian)器站、工礦區公司企(qi)業(ye)及(ji)城鄉統(tong)(tong)籌(chou)高(gao)低壓(ya)(ya)供電(dian)(dian)(dian)(dian)(dian)(dian)力(li)系(xi)(xi)(xi)統(tong)(tong)化(hua)軟(ruan)(ruan)(ruan)(ruan)件(jian)作(zuo)守護和(he)管(guan)控，有點適(shi)應用(yong)在操(cao)作(zuo)流(liu)程頻(pin)密(mi)的(de)(de)公共場所和(he)城網系(xi)(xi)(xi)統(tong)(tong)化(hua)軟(ruan)(ruan)(ruan)(ruan)件(jian)主動(dong)(dong)化(hua)機械(xie)高(gao)低壓(ya)(ya)供電(dian)(dian)(dian)(dian)(dian)(dian)力(li)系(xi)(xi)(xi)統(tong)(tong)化(hua)軟(ruan)(ruan)(ruan)(ruan)件(jian)絡(luo)。本商品與管(guan)控器整套搭配，能(neng)符合高(gao)低壓(ya)(ya)供電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)(xi)統(tong)(tong)化(hua)軟(ruan)(ruan)(ruan)(ruan)件(jian)主動(dong)(dong)化(hua)機械(xie)系(xi)(xi)(xi)統(tong)(tong)化(hua)軟(ruan)(ruan)(ruan)(ruan)件(jian)軟(ruan)(ruan)(ruan)(ruan)件(jian)符合要求，并(bing)能(neng)是(shi)真(zhen)的(de)(de)嗎(ma)而可行地達到(dao)普通的(de)(de)重(zhong)疊器功能(neng)性(xing)。它運用(yong)比較(jiao)成熟的(de)(de)箱(xiang)式(shi)填料密(mi)封(feng)膠設(she)備(bei)構(gou)造，內控充以SF6有害氣(qi)體，還具有優良的(de)(de)填料密(mi)封(feng)膠特性(xing)，使之不會(hui)遭受室外(wai)區域環境影向(xiang)，不是(shi)種免養(yang)護商品。其拉簧(huang)操(cao)主觀(guan)因(yin)素構(gou)運用(yong)直動(dong)(dong)摩托車(che)鏈條主傳動(dong)(dong)裝(zhuang)置和(he)多極脫扣系(xi)(xi)(xi)統(tong)(tong)化(hua)軟(ruan)(ruan)(ruan)(ruan)件(jian)軟(ruan)(ruan)(ruan)(ruan)件(jian)，姿勢是(shi)真(zhen)的(de)(de)嗎(ma)性(xing)好(hao)，是(shi)柱上(shang)漏電(dian)(dian)(dian)(dian)(dian)(dian)負荷開(kai)(kai)關(guan)的(de)(de)上(shang)品。

正常使用條件：

◆海撥(bo)較(jiao)高不高于3000m；

◆四周(zhou)熱空氣(qi)水溫限制不(bu)超越40℃，低限不(bu)超越-40℃，日溫度差異25℃；

◆氣壓不高于(yu)700Pa；

◆污穢級(ji)別為：IV級(ji)；

◆覆冰規格100mm；

◆安裝(zhuang)使(shi)用公共領(ling)域(yu)：無易(yi)燃易(yi)爆、爆管有(you)風險性、化(hua)學式結垢的公共領(ling)域(yu)；

◆洪水列度不(bu)達到8度。

型號含義：

主要技術參數：

外形及安裝尺寸：