AERIAL BUNDLE CABLE; ABC Cable; Service Drop Cable ; aerial
cable overhead cable
The basic construction is as follows:
3 power cores consisting of standard aluminium conductors,
insulated with XLPE insulation
+ One sheath lighting aluminium conductor with XLPE
insulation(optional) + One messenger Al-alloy conductor (bare or
covered)
The messenger conductor can be of galvanised steel wire also.
The purpose of messenger wire is
A) It acts as load bearing wire.
B) It acts as earth or neutral conductor.
