本文件为位于地震活跃区的电力变电站的母线和设备的柔性和刚性母线连接的工程和设计提供了推荐做法。它涵盖了IEEE Std 693？范围内设备抗震鉴定中母线连接的设计。

This document provides recommended practices for the engineering and design of flexible and rigid bus connections for bus and equipment in electric power substations located in seismically active areas. It covers the design of buswork connections in the seismic qualification of equipment covered within the scope of IEEE Std 693™.