5.
TELECOMMUNICATION
3. loop resistance Ω/km 300.0 130. Copper wire. outer jacket, black.8)
Specification: PTT 7/81
Application
» local network
» can laid into cable ductand and directly into ground
Environmental conditions
Temperature ranges for laying and assembly –10 +60 °C
Operation and store temperatures –40 +70 °C
Permitted minimum bending radius min.. years
D
outside cable diameter
Packing drums. GΩ.20
TK GM
.4 0. min.
6.4 (0. Crepe paper. Cable core filled.0 72. Core insulation foam skin PE. 1. Vss 250 250 250
Description materials:
1.6 0.
4.
5.x4x0. 10D
Cable lifetime min. min.km min. 5
Mutual capacitance nF/km 42
Capacity unbalance k1
at 800 pF/500 800 800 300
Effective test voltage wire/wire 500 500 500
Effective test voltage wire/shield 2,000 2,000 2,000
Operating voltage max.6; 0.
2..
Electrical parameters (20 °C)
Conductor diameter 0.0
Insulation resistance min.
.
Transmission element each cores are twisted star quad, the quads are stranded units,
the units are stranded the cable core. Laminated aluminium foil. Filling material.8
Max
