本标准提供了用于变电站接地的永久性连接的鉴定方向和方法。它特别涉及网格系统中使用的连接，用于连接的连接 接地导线连接到电网系统，用于将接地导线连接到设备和结构的连接。

This standard provides direction and methods for qualifying permanent connections used for substation grounding. It particularly addresses the connection used within the grid system, the connection used to join ground leads to the grid system, and the connection used to join the ground leads to equipment and structures.