A new version of EN 6059-504 was published by the European Committee for Standardization. EN 605-509:2014 applies to “Aerospace series – Electrical cables, installation – Protection sleeves – Test methods – Part 504: Temperature rise within a loom due to self-heating when protected by a sleeve.” The new version is available for purchase on the CEN website.
“This European Standard specifies methods of assessing the behavior and temperature increase of cable loom when fitted with protection sleeves or conduits subject to normal and fault currents. It shall be used together with EN 6059-100.”
*Description from CEN website