Based Standards of Relevant National &Power Industry

1、GB/T50065-2011 Code for Earthing Design of AC Electrical Device.

2、GB 50057-2010 Code for Design Protection of Structures Against Lightning.

3、GB 50169-2006 Code for Construction and Acceptance of Earth-termination For Electrical Equipment Installation Engineering.

4、GB50601-2010 Code for Construction and Acceptance of Structures Against Lightning.

5、 IEEE std 80-2000 Safety Guide for Earthing of AC Power Station.