It is Aluminium conductor power cable with steel tape armour.
Medium voltage power cable is 3/6KV,6/6KV,6/10KV,8.7/15KV,21/35KV,26/35KV
2)PVC out sheath
3)with conductor screen;insulation screen;metal copper wire screen
4)With Steel tape armour or steel wire armour or not according to your requirements
5)for laying indoors,in tunnels,in ducts