GENERAL
This specification covers the
requirements of copper conductor polyethylene insulated
and polyvinyl chloride sheathed cable, to be used
for connecting subscriber equipments inside the
building.
CONSTRUCTION : Conductor : Solid annealed
bare copper wire, 0.40, 0.50,0.65 and 0.90 mm. (26,24,22,19
AWG) in size. Insulation : Color coded solid high density
polyethylene. Twisted Pairs : The insulated conductors
are twisted into pairs with specified color combinations
to provide pairs identification Cable Assembly : Cables having 25 pairs and
less are assembled in a single group. Cables having
more than 25 pairs are assembled in units each being
identification by color coded unit binders. Identification Tape : A tape, indelibly marked
with the following details, shall be laid over the
cable core or under the outer lapping tape (nonhygroscopic
dielectric material)
a. Manufacturers Name
b. Year of Manufacture
(Duration of two years)
Or the marking shall be printed on the outer lapping
tape. The marking shall appear at intervals not
more than 50 cm throughout the cable length. Core Covering : Nonhygroscopic dielectric
tape. Jacket : Polyvinyl chloride Colored Ivory
or Grey. Identification Marker : Manufacturer's name,
year and kind & size. Remark : TPEV-CC mean cables having 25 pairs
or fewer TPUEV - CC mean cables having more than
25 pairs and the pairs are assembled in units.