All conductors circular stranded or circular stranded compacted (Class 2).
All the Cables are insulated with either PVC Type 5 Heat Resisting 85°C compound and sheathed with PVC
Type 9/ST2 compound or PVC type A/TI1 compound and sheathed with PVC type ST1/TM1 compound.
Colour of insulation and sheath black.
Cables confom to IEC 60502 -1 and generally to BS 6346.
* Wire diameter are larger than those speicified in BS 6346.