This standard applies to electrical equipment wires and cables, power cables, communication cables and other cable identification marks and identification marks of insulated wire cores.
GB 6995.1-1986 history
2008GB/T 6995.1-2008 Markings for electric wires and cables.Part: General requirements
1986GB 6995.1-1986 Markings for electric cables and wires--Part 1:General requirements
GB 6995.1-1986 Markings for electric cables and wires--Part 1:General requirements was changed to GB/T 6995.1-2008 Markings for electric wires and cables.Part: General requirements.