SHC-Seamless Al Tube-500


The shielding layer is made of welded seamless aluminum tubes, which significantly improves shielding efficiency and signal transmission quality, and also enhances the mechanical strength and life of the cable, as well as the role of support



Construction
Inner Conductor CCA
Dielectric Material Foamed PE
Outer Conductor Seamless Aluminum Tube
Jacket Black PE
Dimensions(Nominal) mm mm
Type A Type B
Diameter Over Inner Conductor 2.77 ± 0.02 2.77 ± 0.02
Diameter Over Dielectric 11.4 11.4
Diameter Over Outer Conductor 12.7 ± 0.05 12.7 ± 0.05
Outer Conductor Thickness 0.64 ± 0.05 0.64 ± 0.05
Diameter Over Outer Jacket 14.2 ± 0.15 14.2 ± 0.15
Electrical Specification Type A Type B
Impedance 50 ± 1 Ω 50 ± 1 Ω
Capacitance 51.2 pF/m 51.2 pF/m
Velocity 87 % 87 %
DC Resistance

—Inner Conductor

—Outer Conductor

4.40 Ω/km

1.18 Ω/km

4.40 Ω/km

1.18 Ω/km

Structural Return Loss, Minimum

—5~1002MHz

≤ -26 dB

≤ -30 dB

Nominal Attenuation: dB/100m Type A Type B
5 MHz 0.52 0.52
55 MHz 1.80 1.80
211 MHz 3.55 3.55
250 MHz 3.92 3.92
270 MHz 4.07 4.07
300 MHz 4.30 4.30
330 MHz 4.54 4.54
350 MHz 4.69 4.69
400 MHz 5.02 5.02
450 MHz 5.35 5.35
500 MHz 5.68 5.68
550 MHz 5.97 5.97
600 MHz 6.27 6.27
750 MHz 7.09 7.09
870 MHz 7.69 7.69
1002 MHz 8.30 8.30
1100 MHz 8.76 8.76
1200 MHz 9.19 9.19
1218 MHz 9.25 9.25
1300 MHz 9.61 9.61
1400 MHz 10.01 10.01
1500 MHz 10.40 10.40
1600 MHz 10.76 10.76
1700 MHz 11.15 11.15
1794 MHz 11.48 11.48
1800 MHz 11.52 11.52