Attenuazione di schermatura / Screening Attenuation Cavo classe … 00756 00759 DG 12… · ·...
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Attenuazione di schermatura / Screening Attenuation Cavo classe A / A Class Cable Cavo tipo / Cable type : DG123OHW Data / Date : 12-09-2007 -135 -130 -125 -120 -115 -110 -105 -100 -95 -90 -80 -70 -60 -55 -50 -45 0,1 1 10 100 1000 10000 Frequenza / Frequency (MHz) Attenuazione di schermatura / Screening attenuation (dB) 30 1000 - 85 - 75 - 65 5 2000 3000 Limiti secondo norma EN50117 Limits as per EN50117 Std < 5 mOhm/m
Transcript of Attenuazione di schermatura / Screening Attenuation Cavo classe … 00756 00759 DG 12… · ·...
Attenuazione di schermatura / Screening AttenuationCavo classe A / A Class Cable
Cavo tipo / Cable type : DG123OHW Data / Date : 12-09-2007
-135
-130
-125
-120
-115
-110
-105
-100
-95
-90
-85
-80
-75
-70
-65
-60
-55
-50
-45
0,1 1 10 100 1000 10000Frequenza / Frequency
(MHz)
Att
enua
zion
e di
sch
erm
atur
a / S
cree
ning
att
enua
tion
(dB
)
30 1000
- 85
- 75
- 65
5 2000 3000
Limiti secondo norma EN50117 Limits as per EN50117 Std
< 5 mOhm/m
DESCRIPTION CODE
COAXIAL CABLE - 75 Ohm CAVEL DG123OHW
Diam.1,13 4,80 4,89 5,29 6,60 mmCu PEE Al/P/Al CuSn LSOH
A B C D ECONSTRUCTION DATA DIMENSIONS
A. Inner conductor of plain annealed (Cu) φ 1,13 ± 0,02 mmcopper wire .
B. Dielectric of physical foam Polyethylene. (PEE) φ 4,80 ± 0,10 mm
Outer conductors :C. Aluminium/Polyester/Aluminium tape (Al/Pet/Al) 18 x 12/15/12 mm
longitudinally overlapped .
D. Braid of tinned copper wires. (CuSn) 16 x 7 x 0,10 mmLay of braid . 50 mmCoverage (IEC 96-1) . 60%
E. Outer sheath of LSOH white material (LSOH) φ 6,60 ± 0,10 mmprinted by ink-jet:CAVEL DG 123 OHW MADE IN ITALY 75 Ohm EN50117-2-4 ww/yy meter marking (ww=week , yy=year)
Weight of copper conductors : 16,9 Kg/KmTotal weight of cable (approx.) : 43,4 Kg/Km
Minimum radius for single/multiple bending (10 bendings max.) : 35/70 mm
ELECTRICAL DATA
Characteristic Impedance: 75 +/- 3 Ohm Sheath dielectrical strengthCapacitance : 52 +/- 2pF/m (spark test) : 3,0 kV Velocity ratio : 85%Attenuation (at 20° C) : dB/100m
Frequency Atten. +/-5% Frequency Atten. 5 MHz 1,6 862 MHz 17,2 10 MHz 2,3 1000 MHz 18,6 30 MHz 3,2 1750 MHz 25,2 50 MHz 4,1 2150 MHz 28,1 200 MHz 8,0 2400 MHz 29,7 470 MHz 12,5 3000 MHz 33,7
Inner conductor resistance : 18,0 Ohm/Km S.R.L: 5 -- 470 MHz > 30 dBOuter conductors resistance : 16,8 Ohm/Km 470 -- 1000 MHz > 28 dB
1000 -- 2000 MHz > 26 dBTransfer impedance: 5 - 30 MHz < 0,6 mOhm/m 2000 -- 3000 MHz > 22 dB
Screening Attenuation (As) : 30 -- 1000 MHz > 85 dB 1000 -- 2000 MHz > 90 dB 2000 -- 3000 MHz > 85 dB
DATE RESPONSIBLE
ITALIANA CONDUTTORI s.r.lV.le Zanotti 90 - 27027 Gropello Cairoli (PV)- Italy Sept. 12, 2007 P.PiccininiTel. 0382-815150 - Fax: 0382-814212
