China 'GB/T 25890.7-2010
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 25890.7-2010
Railway applications - Fixed installations - DC switchgear - Part 7-1: Measurement,control and protection devices for specific use in d.c. traction systems-Application guide 轨道交通 地面装置 直流开关设备 第7-1部分：直流牵引供电系统专用测量、控制和保护装置 应用指南
Issued Date:2011-01-10
Implemented Date:2011-06-01
Issued by:
The Standardization Administration of the People's Republic of China
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