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GW4-35kV銅管型隔離開(kai)關是(shi)(shi)交流頻率為50Hz的(de)戶(hu)外(wai)高壓(ya)(ya)電(dian)器設(she)備，是(shi)(shi)在(zai)原GW4系列基礎(chu)上(shang)進(jin)(jin)(jin)行(xing)(xing)改(gai)進(jin)(jin)(jin)設(she)計(ji)的(de)產(chan)品，供高壓(ya)(ya)線路在(zai)無負載情況下進(jin)(jin)(jin)行(xing)(xing)換接，以及對被檢修的(de)高壓(ya)(ya)母線、斷路器等(deng)電(dian)氣(qi)設(she)備與帶(dai)電(dian)的(de)高壓(ya)(ya)線路進(jin)(jin)(jin)行(xing)(xing)電(dian)氣(qi)隔離之用。GW4-40.5戶(hu)外(wai)柱上(shang)高壓(ya)(ya)防(fang)污型隔離開(kai)關 來(lai)電(dian)①⑧〇〇⑧〇②5⑦②⑧