Based on China＇s passenger dedicated lines and catenary installation characteristics, this paper briefly introduce and analyze the basic principle of catenary lighming protection refer to foreign relevant practice for the purpose of improving catenary lig%根据国内客运专线线路和接触网安装特点，以提高客运专线接触网防雷抗灾能力为目标，结合国外有关实践情况，概要介绍和分析接触网防雷的基本原理，提出适用于客运专线接触网的防雷加强方案。
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