HD 223
Coax4 Trishield
Class A+
Application Area
This Coax4 cable is specifically designed for use in the field of CATV and multimedia networks, for both, direct burial and for installation in ducts or pipes. The sheath is made of UV resistant black PE. This particularly low-loss cable with Skin / Foam / Skin Gas injected PE insulation is characterised by its high stability of the electrical data. It fulfills Class A+ screening category referring to EN 50117-2-3.
Cable Construction
Inner Conductor
Ø 2.20 mm Bare Copper
Insulation 
Ø 10.20 mm Gas Injected
Skin/Foam/Skin PE
1st Shielding
Aluminum Foil
(Bonded to the insulation)
2nd Shielding 
Tinned Copper Wire Braiding
3rd Shielding
Aluminum Foil
(Bonded to Outer Sheath)
Outer Sheath
Ø13.80 mm PE
Technical Properties
Copper Weight 68 kg/km
Cable Weight 155 kg/km
Min. Bending Radius 150 mm
Max. Tensile Strength 400 N
Operating Temperature -30 °C ... + 70 °C
Packing  500 / 1000 m
Electrical Properties
Impedance 75+2 Ω
Capacitance 53 + 2 pF/m
Velocity of Propagation 83 %
Insulation Resistance > 2 GΩxkm
Operating Voltage 2000 V
Test Voltage 8000 V
Inner Conductor DCR < 4.70 Ω/km
Attenuations (20°C)
5 MHz 0.60 dB/100m
50 MHz 2.10 dB/100m
230 MHz 4.70 dB/100m
470 MHz 7.10 dB/100m
860 MHz 9.80 dB/100m
1000 MHz 10.90 dB/100m
1200 MHz 12.70 dB/100m
   
   
Return Loss (20°C)
5-470 MHz > 30 dB
470-1000 MHz > 25 dB
1000-1200 MHz > 20 dB
   
Transfer Impedance
5-30 MHz < 1.1 mΩ/m
Screen Attenuation
30-1200 MHz ≥ 110 dB
1200-2000 MHz ≥   95 dB
2000-3000 MHz ≥   85 dB
Standards
Screening Class Class A+
EN 50117-2-3  
 
 
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