DIN EN 50121-4/A1-2020 轨道交通. 电磁兼容. 第4部分: 信号和电信设备的发射和抗扰度; 德文版 EN 50121-4-2016/A1-2019
Railway applications - Electromagnetic compatibility - Part 4: Emission and immunity of the signalling and telecommunications apparatus; German version EN 50121-4:2016/A1:2019
This amendment contains the German version of the European Amendment EN 50121-4:2016/A1:2019. It takes over the new wording for the first paragraph of Annex ZZ and for the title of Table ZZ.1. The standard specifies limits and measuring methods for the emission and immunity of si