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RF FEEDER CABLE 7/8” FLEX FR

Attenuation values typical at 20°C ambient temperature and
Average power at 40°C ambient temperature
with Inner conductor temperature at 100°C

Features of FR jacket compound
  • Highly flame retardant (UL VW-1 and IEEE 383 flame test rating)
  • Voltage rating up to 2 KV
  • Environmentally friendly
  • Good tear strength and fluid resistance
  • Low smoke, low corrosivity and low toxicity

Specifications

Mechanical Characteristics
Inner Conductor Copper tube 9.1 mm
Dia over Dielectric Foamed PE 22.5 mm
Dia over outer conductor Corrugated copper tube 24.5 mm
Diameter over outer jacket FR 27.5 mm
Cable weight FR 470 Kg/Km
Tensile strength 2000 N
Bending moment 18 Nm
Flat plate crush strength 14 N/mm
Min.bending radius single 120 mm
Min.bending radius repeated 240 mm
No.of bends, minimum (typical) 15(50)
Recommended hanger spacing 1.0 m
Installation temperature -40°C~+60°C
Operating temperature -55°C~+85°C
Storage temperature -70°C~+85°C
Electrical Characteristics
Impedance 50±1 Ω
Relative Velocity of propagation 87%
Capacitance (1KHz) 76.5 pF/m
Maximum operating frequency 5 GHz
Cut-of frequency 5.2 GHz
Peak power 90 KW
Inner conductor
DC-Resistance
≤2.0 Ω/Km
Outer conductor DC-Resistance ≤1.4 Ω/Km
Inductance 0.191 µH/m
DC breakdown voltage 6000 V
Jacket spark voltage (rms) 8000 V
Return loss (800~1000) MHz ≥26 dB VSWR ≤ 1.1
Return loss (1700~2200) MHz ≥24 dB VSWR ≤ 1.13
Insulation resistance ≥10 GΩKm
Passive intermodulation ≥160 dBc
Attenuation & Average Power
Frequency(MHz) 100 450 800 900 1000 1800 1900 2100 2200 2300 2500 2700 3000
Attenuation typical (dB/100m) 1.2 2.6 3.6 3.8 4 5.6 5.8 6.14 6.3 6.47 6.8 7.1 7.5
Average power (KW) 9.1 3.96 2.82 2.62 2.46 1.70 1.64 1.55 1.50 1.46 1.38 1.31 1.22

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