Configuration
Twisted Pairs or Star Quads
Conductor
Solid annealed, bare copper wire of 0.4, 0.5, 0.63 or 0.9mm. Other sizes on order .
Insulation
Solid MDPE or HDPE, fully colour coded. Foam skin insulation as per requirement.
Cable Assembly
In units of 10 or 20 pairs upto 100 pairs. For cables having more than 100 pairs, 5 units of 10 pairs and 20 pairs are laid up to constitute super units of 50 and 100 pairs respectively.
Filling Compound
Suitable water resistant compound.
Core Wrap
One or more helical longitudinal paper or plastic tape.
Moisture
Barrier and Screen Double side plastic coated aluminium tape laid longitudinally with smooth, nominal thickness of 0.20mm. Minimum overlap 6mm, bonded to the inner surface of the polythene sheath.
Drain Wire
If required, solid tinned copper 0.5 mm.
Mechanical Protection
If required 2 Steel tapes of 0.5mm or 0.8mm thickness helically laid with a maximum gap of 35%.
Sheath and Jacket