min.
Transmission element each cores are twisted star quad, the quads are stranded units,
the units are stranded the cable core.
Description materials:
1. loop resistance Ω/km 130. GΩ.8
Max. Copper wire.. 1.x4 (0.0
Insulation resistance min. Crepe paper.8)
Specification: TDO 18/08
Application
» for basic phone services analogue and digital transmission systems
» for aerial use
Environmental conditions
Temperature ranges for laying and assembly –10 +60 °C
Operation and store temperatures –40 +70 °C
Permitted minimum bending radius min. Steel wire messenger.22
TK (aerial)
.
2.km min.
4.0 72.6 0.. Vss 250 250
Packing drums. years
D
outside cable diameter
Electrical parameters (20 °C)
Conductor diameter 0. 5
Mutual capacitance nF/km 42
Capacity unbalance k1
at 800 pF/500 800 300
Effective test voltage wire/wire 500 500
Effective test voltage wire/shield 2,000 2,000
Operating voltage max.
3. Laminated aluminium foil. Core insulation foam skin PE.
5.
6.
5.6; 0. outer jacket, black. 10D
Cable lifetime min.
TELECOMMUNICATION
