Application:

Polyethylene Insulated and sheathed, pair type, air core cables to be used in ducts between local exchanges and switching centers.

Nominal Capacitance:
52 nf/Km at 1000 Hz (IRAN PTT spec. TCI - 1993)

Construction:
1.Conductors: 0.4, 0.6 mm annealed copper;
2.Insulaton: HDPE, solid*;
3.Cabling colour coded and Insulated wires are pair twisted
and cross stranded into sub-units, main-units and
subsequently cabled in concentric layers to make the final
lay up of cable core,
4.Core wrapping: one or two layer(s) of polyester tape;
5.Inner sheath: LDPE, Black colour;
Shield: Longitudinally applied flat copolymer coated 200 µm
Aluminum tape;
7.Outer sheath: LDPE, Black colour

* Foam skin in sulation is available at request.
Table1 (For more info. click on the table)