VCJKY 93-3,7 VCJKE 93-3,7 VCJKY-N 93-3,7
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Capacitance: 42 pF/m
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Velocity ratio: 0,83
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Insulation material: foam polyethylene
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Jacket material: PVC (type VCJKY and VCJKY-N) or PE (type VCJKE)
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Centre conductor: plain Cu wire
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Outer conductor: longitudinally overlapped inner Al-PET foil, additional tinned Cu wires, longitudinally overlapped outer Al-PET foil
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Application: computer networks LAN with circle or bus topology (according to standard IEEE 802.4) with transmission velocity 2,5 Mbit/s
Cable has assigned ESČ mark
Pic. 1
Tab. 1 Technical properties
| Cable type |
VCJKY 93-3,7 |
VCJKE 93-3,7 |
VCJKY-N 93-3,7 |
|
Cable type according to RG MIL-C-17 |
RG62 | RG62 | (RG62) |
| Characteristic impedance [Ω] | 93 ± 5 | 93 ± 5 | 93 ± 5 |
|
Nom. attenuation taken at 20 °C and frequency in MHz 1 10 100 200 (measured values) [dB/100 m] |
0,9 2,8 10,5 15,0 |
0,9 2,8 10,5 15,0 |
0,9 2,8 10,5 15,0 |
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Screening efficiency up to 1000 MHz [dB] |
≥ 80 | ≥ 80 | ≥ 80 |
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Minimal bending radius [mm] |
25 | 30 | 25 |
| Max. permissible pulling force [N] | 30 | 30 | 2270* |
| Weight [g/m] | 35 | 30 | 50 |
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Diameter of central conductor [mm] |
0,6 | 0,6 | 0,6 |
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Diameter over dielectric [mm] |
3,7 | 3,7 | 3,7 |
| Diameter of Jacket [mm] | 6 | 6 | 7,5 + 4 |
*) For strand parameters: diameter of 2 mm and wire strength 1270 MPa
