BS EN 4612-003:2019 Aerospace series. Cables, electrical, for general purpose, single and multicore assembly. XLETFE Family. Jacketed or screened and jacketed Tin plated copper. Operating temperatures, between 65 °C and 135 °C. Single extruded wall for open applications, with jacket without screen. UV laser printable. Product standard

Sheathed cables
Multicore cables
Electric cables
Single-core cables
Designations
Tin
Cross-linked materials
Ratings
Tetrafluoroethylene
Environment (working)
Ethylene
Temperature
Aircraft components
Testing conditions
Copper
Electric conductors
Metal coatings
Dimensions

Link: BS EN 4612-003:2019 Aerospace series. Cables, electrical, for general purpose, single and multicore assembly. XLETFE Family. Jacketed or screened and jacketed Tin plated copper. Operating temperatures, between 65 °C and 135 °C. Single extruded wall for open applications, with jacket without screen. UV laser printable. Product standard
Source: BSI Standards