Indoor Cable is intended for use in dry environments, such as cable vaults and channels in commercial and industrial structures. They can be used for distribution of telephone service intercom and sound systems.
General Specification : IEC 60189 - 2
Conductor : Solid annealed plain copper wire as per ASTM B 3.
Insulation : Each Conductor shall be insulated with PVC compound conforming to BS 6746 Type TI 1. Insulation Shall be identified as Table-1 and Table-2.
Assembly : Two Insulated conductors twisted together to form a pair. 10 Pairs are assembled to form a sub-unit. Up to 100 pairs, these sub-units are assembled to form the cable. For cables above 100 pairs, 5 and 10 sub-units are assembled to form a unit of 50 and 100 Pairs respectively.
Shielding : An aluminum polyester tape is applied longitudinally with a suitable overlap and a solid tinned copper drain wire (0.5 or 0.40 mm) in continuous contact with the aluminum part of the screen.
Sheath : Grey colored PVC Compound Type Type-9 conforming to BS6746. A nylon ripcord is provided under the sheath for easy stripping for 10 pair & above cables.