This standard specifies the characteristics of UV laser printable DM family, 5 to 7 multicore screened (braided) and jacketed electrical lightweight cables for use in the on-board electrical systems of aircraft, at operating temperatures between - 55 °C and 260 °C. Nevertheless, if needed, - 65 °C is also acceptable as shown by cold test.
It shall also be possible to mark these cables by qualified compatible marking.
These markings shall satisfy the requirements of EN 3838.