UNE 21144-1-1:2012/1M:2015 Electric cables. Calculation of the current rating - Part 1-1: Current rating equations (100 % load factor) and calculation of losses. General
2015UNE 21144-1-1:2012/1M:2015 Electric cables. Calculation of the current rating - Part 1-1: Current rating equations (100 % load factor) and calculation of losses. General
2012UNE 21144-1-1:2012 Electric cables. Calculation of the current rating - Part 1-1: Current rating equations (100 % load factor) and calculation of losses. General