GYD干(gan)式試驗(yan)變(bian)壓(ya)(ya)器(qi)適用(yong)于(yu)電(dian)(dian)力(li)系統(tong)及各(ge)電(dian)(dian)力(li)用(yong)戶的(de)現場檢測(ce)各(ge)種電(dian)(dian)氣設(she)備的(de)絕緣(yuan)性能試驗(yan)，電(dian)(dian)器(qi)產品(pin)的(de)直流高(gao)壓(ya)(ya)小電(dian)(dian)流的(de)各(ge)種電(dian)(dian)壓(ya)(ya)系統(tong)或(huo)裝置(zhi)中的(de)高(gao)壓(ya)(ya)電(dian)(dian)源。 干(gan)式試驗(yan)變(bian)壓(ya)(ya)器(qi)采用(yong)線圈(quan)環氧真空(kong)澆注(zhu)而成，是進行絕緣(yuan)強(qiang)度(du)(du)耐壓(ya)(ya)試驗(yan)的(de)重(zhong)要設(she)備。該干(gan)式試驗(yan)變(bian)壓(ya)(ya)器(qi)接線簡單直觀，絕緣(yuan)可(ke)靠(kao)性好(hao)，具備良好(hao)的(de)過電(dian)(dian)壓(ya)(ya)保(bao)護功能。儀器(qi)與同(tong)容量(liang)，同(tong)電(dian)(dian)壓(ya)(ya)的(de)油浸(jin)式試驗(yan)變(bian)壓(ya)(ya)器(qi)相比，削弱了(le)漏磁，提(ti)高(gao)了(le)絕緣(yuan)強(qiang)度(du)(du)和抗濕能力(li)。并具有(you)重(zhong)量(liang)輕、體積小、性能穩定