This specification is applicable to the construction and acceptance of busbar device installation projects of 500kV and below.
GBJ 149-1990 history
2016GB 50150-2016 Electric equipment installation engineering-standard for hand-over test of electric equipment
2006GB 50150-2006 Standard for hand-over test of electric equipment electric equipment installation engineering
1982GBJ 232-1982 Specifications for construction and acceptance of electrical installations
GBJ 149-1990 Erection works of electrical installations Code for construction and acceptance of bus-bar device was changed to GB 50149-2010 Code for construction and acceptance of busbar installation of electric equipment installation engineering.