LDF4-50, HELIAX® Low Density Foam Coaxial Cable, corrugated copper, 1/2 in, black non-halogenated, fire retardant polyolefin jacket.

Product Classification. Brand. Andrew HELIAX® | SureFlex®.

Product Classification  
Brand   HELIAX®   |   SureFlex®
Product Series   LDF4-50A
Product Type   Coaxial wireless cable
   


Standards And Qualifications  
EN50575 CPR Cable EuroClass   B2ca   |   s1a   |   d1   |   a1
   


Construction Materials  
Jacket Material   Non-halogenated, fire retardant polyolefin
Outer Conductor Material   Corrugated copper
Dielectric Material   Foam PE
Flexibility   Standard
Inner Conductor Material   Copper-clad aluminum wire
Jacket Color   Black
   


Dimensions  
Nominal Size   1/2 in
Cable Weight   0.17 lb/ft   |   0.25 kg/m
Diameter Over Dielectric   12.954 mm   |   0.510 in
Diameter Over Jacket   16.002 mm   |   0.630 in
Inner Conductor OD   4.8260 mm   |   0.1900 in
Outer Conductor OD   13.970 mm   |   0.550 in
   


Electrical Specifications  
Cable Impedance   50 ohm ±1 ohm
Capacitance   23.1 pF/ft   |   75.8 pF/m
dc Resistance, Inner Conductor   0.450 ohms/kft   |   1.480 ohms/km
dc Resistance, Outer Conductor   0.820 ohms/kft   |   2.690 ohms/km
dc Test Voltage   4000 V
Inductance   0.190 µH/m   |   0.058 µH/ft
Insulation Resistance   100000 Mohms•km
Jacket Spark Test Voltage (rms)   5000 V
Operating Frequency Band   1 – 8800 MHz
Peak Power   40.0 kW
Velocity   88%
   


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


General Specifications  
Ordering Note   CommScope® standard product in Asia Pacific   |   CommScope® standard product in Europe, the Middle East, and Africa
   


Mechanical Specifications  
Bending Moment   3.8 N-m   |   2.8 ft lb
Fire Retardancy Test Method   NFPA 130-2010   |   UL 1666/CATVR/CMR
Flat Plate Crush Strength   110.0 lb/in   |   2.0 kg/mm
Minimum Bend Radius, Multiple Bends   127.00 mm   |   5.00 in
Minimum Bend Radius, Single Bend   50.80 mm   |   2.00 in
Number of Bends, minimum   15
Number of Bends, typical   50
Smoke Index Test Method   IEC 61034
Tensile Strength   113 kg   |   250 lb
Toxicity Index Test Method   IEC 60754-1   |   IEC 60754-2
   


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   100 °C   |   212 °F

Return Loss/VSWR

Frequency Band VSWR Return Loss (dB)
680–800 MHz 1.13 24.30
800–960 MHz 1.13 24.30
1700–2000 MHz 1.13 24.30
2300–2700 MHz 1.13 24.30

Attenuation

Frequency (MHz) Attenuation (dB/100 m) Attenuation (dB/100 ft) Average Power (kW)
0.5 0.149 0.045 40.00
1 0.211 0.064 36.11
1.5 0.259 0.079 29.46
2 0.299 0.091 25.50
10 0.672 0.205 11.35
20 0.954 0.291 7.99
30 1.172 0.357 6.51
50 1.521 0.463 5.02
85 1.995 0.608 3.82
88 2.031 0.619 3.76
100 2.169 0.661 3.52
108 2.256 0.688 3.38
150 2.673 0.815 2.85
174 2.887 0.88 2.64
200 3.103 0.946 2.46
204 3.135 0.956 2.43
300 3.835 1.169 1.99
400 4.462 1.36 1.71
450 4.749 1.447 1.61
500 5.021 1.53 1.52
512 5.085 1.55 1.50
600 5.533 1.686 1.38
700 6.009 1.831 1.27
800 6.456 1.968 1.18
824 6.56 1.999 1.16
894 6.855 2.089 1.11
960 7.124 2.171 1.07
1000 7.284 2.22 1.05
1218 8.11 2.472 0.94
1250 8.226 2.507 0.93
1500 9.093 2.771 0.84
1700 9.744 2.97 0.78
1794 10.039 3.06 0.76
1800 10.058 3.066 0.76
2000 10.666 3.251 0.72
2100 10.961 3.341 0.70
2200 11.251 3.429 0.68
2300 11.535 3.516 0.66
2500 12.09 3.685 0.63
2700 12.627 3.849 0.60
3000 13.407 4.086 0.57
3400 14.401 4.389 0.53
3700 15.118 4.608 0.50
4000 15.815 4.82 0.48
5000 18.01 5.489 0.42
6000 20.055 6.113 0.38
8000 23.826 7.262 0.32
8800 25.244 7.694 0.30
  • * Values typical, guaranteed within 5%

Regulatory Compliance/Certifications

Agency Classification
UL/ETL Certification CATVR/CMR
RoHS 2011/65/EU Compliant
China RoHS SJ/T 11364-2006 Below Maximum Concentration Value (MCV)
ISO 9001:2008 Designed, manufactured and/or distributed under this quality management system
CENELEC EN 50575 compliant, Declaration of Performance (DoP) available
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