From the harm of video monitoring system by the direct lightning, thunder electric wave invasion, lightning induction and ground potential counter, combined with the conditions of composition of video monitoring system, this paper puts forward comprehensive lightning protection safety design from the front-end equipment, transmission lines and terminal equipment to ensure system security.%本文从直击雷、雷电波入侵、雷电感应以及地电位反击方面对视频监控系统的危害，结合视频监控系统的组成情况，分别从其前段设备、传输线路以及终端设备方面，提出较为全面的防雷安全设计，保障系统安全。
展开▼
