DIN EN 62561-7:2012 避雷装备部件(LPSC).第7部分:增强性化合物的接地要求(IEC 62561-7-2011,修改).德文版本EN 62561-7-2012
Lightning Protection System Components (LPSC) - Part 7: Requirements for earthing enhancing compounds (IEC 62561-7:2011, modified); German version EN 62561-7:2012