Poznámky redaktora
8)
Specification: PTT 844.106
U72 U72-H
.
3.5 (0.
5. Core insulation PVC. Cable core transmission elements stranded layers.
Transmission element each wires twisted star quad. conductor resistance Ω/km 97. 1.
Description materials:
1. 7.5 0. Alu/PET tape.8
Max. Plastic tape.
INSTALLATION
..5 D
Cable lifetime min.
4..km 2
Mutual capacitance nF/km 70/60 70/60
Capacity unbalance 800 pF/500 450 450
Effective test voltage wire/wire 2,000 2,000
Effective test voltage wire/shield 2,000 2,000
Operating voltage Vss 300 300
Packing coils reels drums. PVC outer jacket, grey.5
Insulation resistance GΩ.13
Application
»
telephone, signaling and data transmission
»
permanent installation and under plaster dry damp rooms, permanent installation external walls
Environmental conditions
Temperature ranges for laying and assembly +50 °C
Operation and store temperatures –30 +70 °C
Permitted minimum bending radius min. CuSn wire. years
D
outside cable diameter
Electrical parameters (20 °C)
Conductor diameter 0.8 37.x4x0
