湖南長沙交流AC3300V絕緣監(jiān)控儀原理絕緣監(jiān)視儀，在不接地系統(tǒng)中很多場合均需要監(jiān)測電網(wǎng)對(duì)地絕緣電阻值，當(dāng)電網(wǎng)對(duì)地的絕緣電阻值下降到一定程度需要報(bào)警采取干預(yù)措施，絕緣監(jiān)視儀正是應(yīng)這種需求而設(shè)計(jì)，絕緣監(jiān)視儀經(jīng)