HJ8-50B 3″ HELIAX® Standard Air Dielectric Coaxial Cable

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Description

HJ8-50B, HELIAX® Standard Air Dielectric Coaxial Cable, corrugated copper, 3 in, black PE jacket

 

Product Classification  
Brand  HELIAX®
Product Series  HJ8-50B
Product Type  Air coaxial cable
   


Construction Materials  
Jacket Material  PE
Dielectric Material  PP
Flexibility  Standard
Inner Conductor Material  Copper tube
Jacket Color  Black
Outer Conductor Material  Corrugated copper
   


Dimensions  
Nominal Size  3 in
Cable Volume  36.7 ft³/kft   |   3409.4 L/km
Cable Weight  2.65 kg/m   |   1.78 lb/ft
Diameter Over Jacket  76.454 mm   |   3.010 in
Inner Conductor OD  28.9560 mm   |   1.1400 in
Outer Conductor OD  72.390 mm   |   2.850 in
   


Electrical Specifications  
Cable Impedance  50 ohm ±0.5 ohm
Capacitance  21.7 pF/ft   |   71.2 pF/m
dc Resistance, Inner Conductor  0.492 ohms/km   |   0.150 ohms/kft
dc Resistance, Outer Conductor  0.229 ohms/km   |   0.070 ohms/kft
dc Test Voltage  16000 V
Inductance  1.870 µH/m   |   0.570 µH/ft
Insulation Resistance  100000 Mohms•km
Jacket Spark Test Voltage (rms)  10000 V
Operating Frequency Band  1 – 1640 MHz
Peak Power  640.0 kW
Power Attenuation  5.997
Velocity  93%
   


Environmental Specifications  
Installation Temperature  -40 °C to +60 °C (-40 °F to +140 °F)
Operating Temperature  -40 °C to +85 °C (-40 °F to +185 °F)
Storage Temperature  -70 °C to +85 °C (-94 °F to +185 °F)
   


General Specifications  
Brand  HELIAX®
   


Mechanical Specifications  
Bending Moment  40.7 N-m   |   30.0 ft lb
Flat Plate Crush Strength  175.0 lb/in   |   3.1 kg/mm
Minimum Bend Radius, Multiple Bends  762.00 mm   |   30.00 in
Number of Bends, minimum  15
Number of Bends, typical  25
Pressurization, maximum  0 N/mm²   |   30 psi
Tensile Strength  340 kg   |   750 lb
   


Note  
Performance Note  Values typical, unless otherwise stated
   


Standard Conditions  
Attenuation, Ambient Temperature  20 °C   |   68 °F
Average Power, Ambient Temperature  40 °C   |   104 °F
Average Power, Inner Conductor Temperature  121 °C   |   250 °F

 
Attenuation

Frequency (MHz)Attenuation (dB/100 m)Attenuation (dB/100 ft)Average Power (kW)
0.50.0290.009640.00
10.0410.013475.54
1.50.0510.015387.10
20.0590.018334.39
100.1350.041146.12
200.1940.059101.58
300.240.07381.88
500.3170.09662.16
850.4240.12946.43
880.4320.13245.55
1000.4640.14142.41
1080.4840.14840.62
1500.5840.17833.72
1740.6350.19430.96
2000.6890.2128.56
2040.6970.21228.24
3000.8740.26622.50
4001.0390.31718.93
4501.1170.3417.62
5001.1920.36316.51
5121.2090.36916.27
6001.3350.40714.74
7001.470.44813.38
8001.6010.48812.29
8241.6310.49712.06
8941.7190.52411.45
9601.80.54910.93
10001.8490.56310.64
12182.1040.6419.35
12502.140.6529.19
15002.4180.7378.14

Regulatory Compliance/Certifications

AgencyClassification
ISO 9001:2008Designed, manufactured and/or distributed under this quality management system