The application of gas insulated substation(GIS) has expended year by year, Harm of the very fast transient voltages (VFTO) caused during disconnecting switches (DS) operation becomes more obvious.

　
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  • 隨著(zhù)超高壓氣體絕緣變電站(GIS)的廣泛使用,由隔離開(kāi)關(guān)(DS)操作引起的快速暫態(tài)過(guò)電壓(VFTO)的危害更加明顯。
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