0.6/1kV PVC Cable, It to be used for indoors, in tunnel, in down wells,cable furrow or pipe, underground.
Note: the single core armored cables are used for D.C. system only. As for A.C. system, armor layer should be used of non-magnetic material or magnetic isolation measures.
Standards: BS 7870-3.10-2001 or IEC 60502 -1
Conductor: Cu or Aluminum Insulation:PVC Sheath: PVC
Cable Structure:
1. Conductor: Copper(Cu) or Aluminum
2. PVC insulation
3. Fill layer
4. Around the package tape
5. Inner Sheath
6. Steel tape armor
7. Outer Sheath
8. Mark
More detail: http://www.armoured-cable.net/knowledge/BS5308-steel-wired-armoured-cable.html