According to the Code for Fire Protection Design of Buildings (GB 500 16—20 14) and Code for Electrical Design of Civil Buildings (JJ16-2008), the following buildings, storage tanks (areas) and storage yards shall be supplied with power as required.

Main load power supply

Construction of Class B, Class C workshops and Class C warehouses with a height exceeding 50 meters; A high-rise civil building.

Secondary load power supply

Workshop (warehouse) with outdoor fire water consumption greater than 30L/s; Grain warehouses and silos.

Main load power supply

There are more than 6,543,800 books, and the security system of important libraries and the computer system of book retrieval use electricity.