Voltage characteristics of electricity supplied by public electricity networks; German version EN 50160:2010 + Cor.:2010 + A1:2015 + A2:2019 + A3:2019— 53 стр.
Voltage characteristics of electricity supplied by public electricity networks; German version EN 50160:2010 + Cor.:2010 + A1:2015 + A2:2019 + A3:2019— 53 стр.