概述：

　　ZW20-12型室外(wai)(wai)柱上高壓(ya)(ya)(ya)低壓(ya)(ya)(ya)變壓(ya)(ya)(ya)器(qi)重(zhong)力作用(yong)(yong)(yong)漏(lou)電(dian)(dian)(dian)(dian)低壓(ya)(ya)(ya)斷(duan)路器(qi)為(wei)額定值(zhi)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)量(liang)12kV、單(dan)相聯席會50Hz的(de)(de)室外(wai)(wai)高壓(ya)(ya)(ya)低壓(ya)(ya)(ya)變壓(ya)(ya)(ya)器(qi)旋鈕環(huan)保(bao)(bao)設備。常(chang)見使(shi)用(yong)(yong)(yong)在開斷(duan)、關合電(dian)(dian)(dian)(dian)量(liang)的(de)(de)使(shi)用(yong)(yong)(yong)系(xi)統(tong)的(de)(de)大環(huan)境下電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)量(liang)、負載電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)量(liang)及虛接電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)量(liang)。適(shi)使(shi)用(yong)(yong)(yong)在變配發電(dian)(dian)(dian)(dian)廠、礦山設備制造業(ye)企(qi)業(ye)及城(cheng)鎮(zhen)電(dian)(dian)(dian)(dian)氣安裝網(wang)作保(bao)(bao)養和調節(jie)，非常(chang)適(shi)使(shi)用(yong)(yong)(yong)在運作頻密的(de)(de)大環(huan)境和城(cheng)網(wang)自(zi)功(gong)(gong)(gong)化電(dian)(dian)(dian)(dian)氣安裝數據網(wang)絡。本(ben)食品(pin)與調節(jie)器(qi)相互配套(tao)，能(neng)(neng)擁有(you)電(dian)(dian)(dian)(dian)氣安裝自(zi)功(gong)(gong)(gong)化系(xi)統(tong)耍求，并能(neng)(neng)可(ke)信(xin)而(er)更有(you)效地順利完成老(lao)式(shi)的(de)(de)重(zhong)疊器(qi)功(gong)(gong)(gong)能(neng)(neng)模塊。它所適(shi)用(yong)(yong)(yong)成熟(shu)穩重(zhong)的(de)(de)箱式(shi)密閉空間結構，的(de)(de)內部充以SF6有(you)機廢(fei)氣氣體，具(ju)備著優秀的(de)(de)密閉能(neng)(neng)力，使(shi)之未受外(wai)(wai)部大環(huan)境的(de)(de)影(ying)響，是一種種免定期檢查(cha)食品(pin)。其(qi)彈(dan)簧片操(cao)驅動力構所適(shi)用(yong)(yong)(yong)直動小(xiao)鏈(lian)主轉動和層級脫扣系(xi)統(tong)，行為(wei)可(ke)信(xin)高，是柱上漏(lou)電(dian)(dian)(dian)(dian)低壓(ya)(ya)(ya)斷(duan)路器(qi)的(de)(de)珍品(pin)。

正常使用條件：

◆海(hai)拔有高不突破(po)3000m；

◆四周圍暖空(kong)氣攝氏(shi)度超(chao)出(chu)不可突(tu)破(po)(po)40℃，底線不可突(tu)破(po)(po)-40℃，日平均溫度25℃；

◆風壓(ya)氣壓(ya)不(bu)超700Pa；

◆污(wu)穢檔(dang)次：IV級(ji)；

◆覆冰寬度100mm；

◆施工環(huan)境(jing)：無可燃性(xing)、爆炸(zha)事故的危險、化(hua)學上氧(yang)化(hua)的環(huan)境(jing)；

◆災害列度不低于8度。

型號含義：

主要技術參數：

外形及安裝尺寸：