Poznámky redaktora
loop resistance Ω/km 50
Insulation resistance GΩ.2
Description materials:
1.SIGNAL
68
ARQ
x2x1,0
Specification: KD-08-23
Application
»
transmission electric signal telecommunication, controlling and protecting purposes control circuits
» placed under ground and areas with higher demands for tensile strength
» laying areas jeopardized effects alternate electromagnetic fields
Environmental conditions
Temperature ranges for laying and assembly –10 °C
Operation and store temperatures for cables with sheath –40 +50 °C
Permitted minimum bending radius min. inner jacket, black.
. 0. 1.
5. 8.
4. Core insulation PE.
SIGNAL
Electrical parameters (20 °C)
Max. Armor aluminium wires. 10D
Cable lifetime min.
9.3
30-91 pairs max. Fe/Zn tape. years
D
outside cable diameter
Packing drums. Crepe paper.
6. 0. outer jacket, black. Filling material.
6. Copper wire.
Transmission element every conductors are stranded pair and the pairs are stranded units,
the units are stranded the cable core.km 5
Mutual capacitance nF/km 60
Capacitance unbalance 800 pF/1,000m 830
Effective test voltage wire/wire 3,000
Effective test voltage wire/wire 3,000
Effective test voltage wire/armor 6,000
Operating voltage 400
Reduction factor 3-24 pairs max. Cable core filled. Laminated aluminium foil.
7
