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Information and Communication technology, Safety cable systems, Building automation, Elevator cable systems, Cable harnessing, logistics and support
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Poznámky redaktora
Swiss Standard
Telephone Cable Type U72
according Swisscom Specifications 844.20 0.60 2.44 0.) pF/m Mutual Capacitance (max.70 2.40 2
Characteristic Attenuation dB/100m (guidance values)
Informations
Test voltage core-to-core kV
telefil U72 0708/e
k1 k2,3 kHz kHz 100 kHz 340 kHz 600 kHz 1000 kHz 2000 kHz 5000 kHz kHz kHz 100 kHz 340 kHz 600 kHz 1000 kHz 2000 kHz 5000 kHz min. Hz
U-52
Accessories
.13
Communication technology
Type 8334-U
Product information
Copper screened Cables
Application
Connection cable for telephone and home Universal building telephone installation cable Signal and control cable for low-current installations
Construction
Copper unscreened
Conductor Core Twisting type Ribbon Outer sheath
0,5 0,8 wire solid, tinned 0,90 1,40 mm, PVC quad transparent synthetic tape zero-halogen, grey RAL 7035 zero-halogen, white RAL 9010
Mechanical properties
Fibre optic
Min.) pF/m Coupling Capacitance (at 800 Hz) pF/500m Characteristic Impedance (guidance values)
Conductor 0.50 6.30 1.20 1.44 0.56 0.50 195.6 450 1500 246 180 125 118 113 111 109 107 0.30 3. bending radius Temperature range
8 cable diameter -20°C +80°C
General properties
Colour coding Marking
according IEC 189-2 Dätwyler U72, manufacturing year, manufacturing no, metre
Electrical properties
Systems
Description Electrical resistance Ω/km Resistance unbalance core-to-core Mutual Capacitance (nom.76 1.40 4.00 2
Conductor 0.24 0.86 1.80 450 1500 162 133 116 111 108 107 106 105 0
