DIN EN 50341-2-4-2016 交流电压超过1 kV的架空电线.第2-4部分:德国国家标准(NNA)(根据EN 50341-1-2012);德文版本EN 50341-2-4-2016
Overhead electrical lines exceeding AC 1 kV - Part 2-4: National Normative Aspects (NNA) for Germany (based on EN 50341-1:2012); German version EN 50341-2-4:2016