平 【中文名称】：浪涌保护水平 【英文名称】：surge protection level 【英文缩写】：SPL 【定义1】： 作为损伤源的雷电电流在通信网络各点引发的预期危险浪涌电压或电流的峰值和波形。 【来源】： YD/T 2059-2009
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The lightning protection could be improved by means of decreasing grounding resistance of tower, installing line type surge arrester and side lightning rod as well as increasing the insulation level.
采取杆塔降阻、装设线路避雷器、侧向避雷针和加强绝缘等多种措施后，防雷保护效果较好。
The application of line surge arrester is an important measure to enhance the lighting withstand level and atmospheric overvoltage protection level of electric transmission line.
提出采用线路避雷器是提高输电线路耐雷水平的一个重要措施。同时提高了安装杆塔的大气过电压保护水平。
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