本应用指南涵盖了通过输配电线路进入发电厂的浪涌，以及减少浪涌的方法，以及保护发电厂开关站、发电厂本体内的室内外设备、控制装置和通信系统的方法，以及厂房内的辅助设施（如燃料、灰烬、水、冷却、天气和警报系统），以防止直接冲击、传入浪涌和内部产生的浪涌。

This application guide covers surges entering an electric generating plant via transmission and distribution lines and methods to reduce them as well as methods of protecting indoor and outdoor equipment, controls, and communication systems within the plant switchyard, the plant proper, and ancillary facilities within the premises (such as fuel, ash, water, cooling, weather and warning systems) against direct strokes, incoming surges, and internally generated surges.