欧洲最新标准，请各位同仁下载参阅1
BS EN 50525-1:2011 Electric cables-Low voltage energy cables of rated voltages up to and including 450/750V (U0/U) Part 1: General requirements.pdf
EN 50525-2-11:2011 Electric cables-Low voltage energy cables of rated voltages up to and including 450/750V.pdf