Announcement of Ministry of Housing and Urban-Rural Development of the People's Republic of China

No.196

Announcement on Issuing the National Standard of Code for Design of Relaying Protection and Automatic Device of Electric Power Installations

The Code for Design of Relaying Protection and Automatic Device of Electric Power Installations is hereby approved as a Chinese national standard with a serial number of GB/T 50062-2008 and will come into effect on June 1，2009.The former edition GB 50062-92 Design Code for Relaying Protection and Automatic Device of Electric Power Installation will be abolished from then.

This code is published by the China Planning Press as entrusted by the Research Institute of Standards and Norms of the Ministry of Housing and Urban-Rural Development of the People's Republic of China.

Ministry of Housing and Urban-Rural Development of the People's Republic of China

December 15，2008