MK 22 Coaxial cable, underground cable, Ø 12.5 mm
Category : Coaxial cable
Coax cable for underground installation with PE-sheath.
- High screening factor
- Better DC resistance due to copper inner conductors
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General data |
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| Installation | BK/CATV networks/underground cable |
| Screening factor | Class A++, according to EN 50117-2-3 |
| Color | black |
| Length | 500 m (on demand 1000 m) |
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Construction |
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| Inner conductor | Ø2,20 mm (Cu bare) |
| Insulation | Ø8,80 mm (PE/air) |
| Sheath | Ø12,5 mm (PE black) |
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Mechanical Data |
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| Max. permissible force | 350 N |
| Bending radius | min. 190 mm |
| Application temperature range | -20...+50 °C |
| Total weight | 180 kg/km |
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Electrical data |
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| Impedance | 75 Ω |
| Velocity ratio | 0,89 v/c |
| capacity | 50 pF/m |
| DC resistance inner conductor | 5,6 Ω/km |
| DC resistance outer conductor | 3,0 Ω/km |
| Loop resistance | 8,6 Ω/km |
| Attenuation 5 MHz | 0,6 dB |
| Attenuation 50 MHz | 1,8 dB |
| Attentuation 100 MHz | 2,6 dB |
| Attentuation 200 MHz | 3,9 dB |
| Attentuation 800 MHz | 8,6 dB |
| Attenuation 862 MHz | 9,0 dB |
| Attenuation 950 MHz | 9,7 dB |
| Attenuation 1750 MHz | 14,4 dB |
| Attentuation 2400 MHz | 17,7 dB |
| Attentuation 3000 MHz | 20,6 dB |
| Return loss 5...470 MHz | 28 dB |
| Return loss 470...1000 MHz | 26 dB |
| Coupling resistance 5...30 MHz | <0,1 mΩ/m |
| Screening efficiency 30...1000 MHz | >120 dB |
| Screening efficiency 1000...2000 MHz | >110 dB |
| Screeining efficiency 2000...3000 MHz | >100 dB |