原(yuan)有(you)消弧(hu)(hu)線(xian)(xian)圈(quan)容量不足(zu),接(jie)地時(shi)(shi)(shi)選線(xian)(xian)裝置(zhi)準確率低(di)僅為60%左右(you),導致(zhi)相關的(de)配網(wang)自動化系(xi)統(tong)在接(jie)地故障時(shi)(shi)(shi)無法發揮(hui)效(xiao)用。本次技改(gai)通過將原(yuan)有(you)消弧(hu)(hu)線(xian)(xian)圈(quan)更換為消弧(hu)(hu)線(xian)(xian)圈(quan)并聯(lian)小(xiao)電(dian)阻接(jie)地成套裝置(zhi),接(jie)地持續(xu)時(shi)(shi)(shi)間長(chang)于10s的(de)故障通過將...