VHF Leaky Feeder Cable 75 Ohm Mine Site Communication Cable
Product Description
VHF Leaky Feeder Cable （NO.7100500） | ||
Construction Parameters: | ||
Inner Conductor | 2.31 ± 0.05mm Bare Copper | |
Dielectric | 9.50 ± 0.20mm Foamed PE | |
Shield | 16 x 0.60mm Bare Copper Wire Braid | |
Inner Jacket | 13.00 ± 0.20mm PE Black | |
Outer Jacket | 15.00 ± 0.20mm FR-PVC or LSZH | |
Application | For Use in Mines Underground Communication System | |
Electrical Characteristics: | ||
Inner Conductor DC | The Max. shall be <4.1 Ω/km | |
Outer Conductor DC | The Max. shall be <3.9 Ω/km | |
Insulation Resistance | ＞10.4 Ω/km | |
Capacitance | 54 pF/m | |
Impedance | 75±3 Ω | |
Frequency | 5 to 500MHZ | |
Attenuation | ≤3.4dB/100m @ 85MHZ | |
≤4.2dB/100m @ 150MHZ | ||
≤4.8dB/100m @ 160MHZ | ||
≤6.2dB/100m @ 450MHZ | ||
Cross Section：
| ||
Mechanical and Envrionmental Properties： | ||
Minimum Bend Radius | 150mm | |
Operating Temp Range | -40 ℃ to +70℃ | |
Cable Diamensions | 15.00 ± 0.20mm FR-PVC or LSZH | |