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 providepairs identification

Cable Assembly:
Cables having 25 pairs and less are assembled in a single group.
                            Cables having more than 25 pairsare 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 outerlapping tape. The marking shall appear at intervals not more than 50 cmthroughout the cable length.

Core Covering:
Nonhygroscopic dielectric tape.

Polyvinyl chloride Colored Ivory or Grey.

Identification Marker:
Manufacturer's name, year and kind & size.

TPEV-CC mean cables having 25 pairs or fewer TPUEV - CC mean cables having
               more than 25 pairs andthe pairs are assembled in units.