MATERIAL:
Copper conductors are of tinned annealed high conductivity copper wires complying to IS-8130/1984.
Insulation:
It is of PVC compound conforming to the requirements of Type-A, B, C, & D, of IS-5831-84.
Inner Sheath: (Common Covering)
a) Vulcanised or unvulcanised rubber b) Thermoplastic material c) Proofed or plastic tape
Armoured:
a) Galvanised round steel wire b) Galvanized steel strip
Outer Sheath:
The outer sheath is of PVC compound conforming to the requirements of Type ST1, ST2, & ST3 of IS-5831-1970.
Conductor:
(Nominal Cross Sectional Area in mm2)
1.5 2.5 to 6 10 and above
1.5 2.5 to 10 6 and above
Solid Solid Stranded