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YSB815D單相熱(re)(re)繼(ji)電(dian)(dian)(dian)器測試儀主要用于對各種熱(re)(re)繼(ji)電(dian)(dian)(dian)器及電(dian)(dian)(dian)動機(ji)保護裝置的整定和校(xiao)驗。由于它設(she)計合(he)理，操作方便，輸出功(gong)率大，被廣泛用于電(dian)(dian)(dian)力(li)系統、鐵路(lu)、石化、冶金和礦(kuang)山等(deng)企業的電(dian)(dian)(dian)氣(qi)試驗現場(chang)。