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Copper clad 500 cable in power cables
1.Center conductor : copper -clad steel/solid copper
nominal diameter :2.77mm
2. Dielectric :gas expanded polyethylene
nominal diameter over dielectric :11.40mm
3.Shield :
Solid aluminum tube
Nominal outer conductor thickness:0.65mm
4.Jecket :pvc/pe
Nominal jacket diameter: 14.50mm
Messenger: steel messenger :2.77mm ,
minimum breaking strength:816g
Electrical properties :
Impedance: 75.0+/-3.0ohms
Capaccitance:50+/-3pf/m
Velocity of propagation :89.0%
Attenuation :@68 ° F (20°C)
Material | Size standard | Size | |
Center conductor | Copper-clad steel/solid copper | Nominal diameter | 2.77mm |
Dielectric | Gas expanded polyethylene | Nominal diameter over dielectric | 11.40mm |
Shield | Solid aluminum tube | Nominal outer conductor | 0.65mm |
Jacket | PE/PVC | Nominal jacket diameter | 14.50mm |
Frepuency | dB/100ft | dB/100meters |
5MHz | ≤0.16dB | ≤0.52dB |
55MHz | ≤0.54dB | ≤1.77dB |
83MHz | ≤0.66dB | ≤2.17dB |
211MHz | ≤1.09dB | ≤3.58dB |
250MHz | ≤1.20dB | ≤3.94dB |
300MHz | ≤1.31dB | ≤4.30dB |
350MHz | ≤1.43dB | ≤4.69dB |
400MHz | ≤1.53dB | ≤2.02dB |
450MHz | ≤1.63dB | ≤5.35dB |
500MHz | ≤1.73dB | ≤5.67dB |
550MHz | ≤1.82dB | ≤5.97dB |
600MHz | ≤1.91dB | ≤6.27dB |
750MHz | ≤2.16dB | ≤7.09dB |
865MHz | ≤2.34dB | ≤7.68dB |
1000MHz | ≤2.52dB | ≤8.27dB |