江蘇南京國產(chǎn)絕緣監(jiān)視器原理絕緣監(jiān)視儀用于交直流不接地系統(tǒng)中對地絕緣電阻的監(jiān)測。當電網(wǎng)接地絕緣電阻低于設(shè)定值時絕緣監(jiān)測儀繼電器報警輸出，本絕緣監(jiān)視儀可選配顯示儀表指示當前系統(tǒng)絕緣電阻值。本絕緣監(jiān)測儀具有