概述：

　　ZW20-12型(xing)在(zai)室(shi)外柱(zhu)上(shang)髙壓(ya)(ya)(ya)(ya)(ya)蒸空漏(lou)電(dian)(dian)(dian)漏(lou)電(dian)(dian)(dian)斷路器(qi)為穩定電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)降12kV、三相四線制交談50Hz的(de)在(zai)室(shi)外髙壓(ya)(ya)(ya)(ya)(ya)打開主(zhu)(zhu)設(she)備。大部分用(yong)到開斷、關合配(pei)網系統(tong)性(xing)(xing)性(xing)(xing)的(de)裝載電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)值(zhi)、超負荷電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)值(zhi)及(ji)(ji)虛接電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)值(zhi)。用(yong)做到變高低(di)壓(ya)(ya)(ya)(ya)(ya)供配(pei)電(dian)(dian)(dian)設(she)備廠、礦山設(she)備中小企業及(ji)(ji)城鄉一體化(hua)高低(di)壓(ya)(ya)(ya)(ya)(ya)配(pei)配(pei)網作保護性(xing)(xing)和(he)管理(li)，十分用(yong)做到進行的(de)頻(pin)繁的(de)場所(suo)和(he)城網定時化(hua)高低(di)壓(ya)(ya)(ya)(ya)(ya)配(pei)配(pei)網絡(luo)信息(xi)。本商品與管理(li)器(qi)配(pei)合，能(neng)(neng)具(ju)備高低(di)壓(ya)(ya)(ya)(ya)(ya)供配(pei)電(dian)(dian)(dian)設(she)備定時化(hua)系統(tong)性(xing)(xing)性(xing)(xing)規(gui)定，并(bing)能(neng)(neng)靠普(pu)而效果地完全傳統(tong)型(xing)的(de)相似器(qi)技能(neng)(neng)。它用(yong)穩定的(de)箱式(shi)密封(feng)隔絕(jue)型(xing)式(shi)，內部的(de)充以(yi)SF6空氣，擁有充分的(de)密封(feng)隔絕(jue)能(neng)(neng)力，使之中受外部環境(jing)(jing)環境(jing)(jing)干擾(rao)，也是(shi)種免定期檢查商品。其拉簧操動(dong)因構用(yong)直動(dong)鏈接主(zhu)(zhu)傳輸和(he)聯級脫扣系統(tong)性(xing)(xing)性(xing)(xing)，過程靠普(pu)性(xing)(xing)強，是(shi)柱(zhu)上(shang)漏(lou)電(dian)(dian)(dian)漏(lou)電(dian)(dian)(dian)斷路器(qi)的(de)上(shang)品。

正常使用條件：

◆海撥的高度的高度不(bu)高達3000m；

◆外圍新鮮空氣溫度(du)因素受限制(zhi)不(bu)(bu)突(tu)破40℃，底線(xian)不(bu)(bu)突(tu)破-40℃，日溫度(du)差(cha)25℃；

◆風(feng)壓差(cha)不大于(yu)700Pa；

◆污穢技能等(deng)級：IV級；

◆覆冰重量100mm；

◆按照場館(guan)：無易(yi)燃性、爆炸事件產生、化學(xue)反應(ying)生銹的場館(guan)；

◆地震的發生列(lie)度(du)不突(tu)破8度(du)。

型號含義：

主要技術參數：

外形及安裝尺寸：