DIN EN 50341-3-4:2011 Overhead electrical lines exceeding AC 45 kV - Part 3: National Normative Aspects (NNA); German version EN 50341-3-4:2001 + Cor. 1:2006 + Cor. 2:2010
2016DIN 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
2011DIN EN 50341-3-4:2011 Overhead electrical lines exceeding AC 45 kV - Part 3: National Normative Aspects (NNA); German version EN 50341-3-4:2001 + Cor. 1:2006 + Cor. 2:2010