GB/T 25890.8-2010
軌道交通.地面裝置 直流開關設備 第7-2部分:直流牽引供電系統專用測量、控制和保護裝置 隔離電流變送器和其他電流測量設備
Railway applications.Fixed installations.DC switchgear.Part 7-2:Mearsurement、control and protection devices for specific use in d.c traction systems.Isolating current transducers and other current measuring devices
GBT25890.8-2010, GB25890.8-2010