FEEDER CABLE RFA 1/4”-50

Feeder

Specifications

Codes
Type Code
RFA 1/4”-50 NKRFA01400
RFA 1/4”-50 GHF NKRFA01401
RFA 1/4”-50 BHF NKRFA01402
RFA 1/4”-50 BHF (UL) CATVR NKRFA01404
CONSTRUCTION
Inner conductor Copper-clad aluminium wire Ø 2.4 mm (0.09 in)
Dielectric Cellular polyethylene Ø 6.0 mm (0.24 in)
Outer conductor Corrugated copper tube Ø 7.5 mm (0.3 in)
Jacket See Jacketing Options table below Ø 10.0 mm (0.39 in)
Marking Draka, cable type, manufacture week,year, batch number and meter mark
ELECTRICAL CHARACTERISTICS at +20°C (+68ºF)
Characteristic impedance 50 ± 1 Ω
Return loss 24 dB for 100 m cable with NKC connectors
• 380–500 MHzM
• 806–960 MHz
• 1710–1880 MHz
• 1900–2170 MHz
Other bands also available on request
Bands according to customer’s specifications
Attenuation See table
Velocity factor 0.83
Capacitance 80 pF/m (24 pF/ft)
Maximum frequency 16 GHz
Max power rating See table
Peak RF voltage rating 1.04 kV
Peak power rating 11.6 kW
DC-resistance
• Inner conductor 5.55 Ω/km (1.69 Ω/1000 ft)
• Outer conductor 4.11 Ω/km (1.25 Ω/1000 ft)
JACKETING OPTIONS
Type Jacket IEC 60754 -1/-2 halogen free, non corrosive IEC 61034 low smoke emission IEC 60332-3-24 fire retardant UV Retardancy UL Rated Min. installation temperature
RFA 1/4”-50 Black, halogen free polyethylene yes no no yes no -40°C(-40°F)
RFA 1/4”-50 GHF

Grey, halogen free retardant thermoplastic fire yes yes yes no no -20°C(-4°F)
RFA 1/4”-50BHF Black, halogen free fire retardant thermoplastic yes yes yes yes no -20°C(-4°F)
RFA 1/4”-50 BHF (UL) CATVR Black, halogen free fire retardant UL Riser rated jacket yes yes yes yes yes -20°C(-4°F)
ATTENUATION
Frequency MHz Attenuation dB/100 m Attenuation dB/100 ft Power rating kW
10 1.31 0.399 5.5
30 2.28 0.694 3.2
50 2.95 0.899 2.5
88 3.93 1.20 1.8
100 4.19 1.28 1.7
108 4.36 1.33 1.7
150 5.16 1.57 1.4
174 5.56 1.70 1.3
200 5.98 1.82 1.2
300 7.36 2.24 1.0
400 8.54 2.60 0.85
450 9.08 2.77 0.80
500 9.59 2.92 0.75
512 9.71 2.96 0.74
600 10.5 3.21 0.69
700 11.4 3.48 0.63
800 12.3 3.74 0.59
850 12.7 3.86 0.57
890 13.0 3.95 0.56
900 13.0 3.98 0.55
950 13.4 4.09 0.54
960 13.5 4.11 0.54
1000 13.8 4.20 0.52
1200 15.2 4.63 0.48
1400 16.5 5.02 0.44
1600 17.7 5.39 0.41
1800 18.8 5.75 0.38
1900 19.4 5.91 0.37
2000 19.9 6.08 0.36
2200 21.0 6.40 0.34
2400 22.0 6.71 0.33
2600 23.0 7.01 0.32
2800 23.9 7.30 0.30
3000 24.9 7.58 0.29
3400 26.6 8.11 0.27
6000 36.5 11.1 0.20
8000 43.0 13.1 0.17
10000 48.9 14.9 0.15
12000 54.3 16.6 0.14
16000 64.4 19.6 0.11

Attenuation values are typical at ambient temperature +20ºC (+68ºF). Power rating ambient temperature +40ºC (+104ºF), inner conductor +100ºC (+212ºF).

MECHANICAL CHARACTERISTICS
Weight 0.12 kg/m (0.08 lb/ft)
Maximum pulling force 790 N (177 lb)
Minimum bending radius
• Single bending 40 mm (1.6 in)
• Repeated bending 100 mm (3.9 in)
Operating temperature range -55...+80°C (-67...+176ºF)
Crush resistance 1.9 kg/mm (106 lb/in)
Bending moment 1.8 Nm (1.3 lb-ft)
Recommended clamp spacing 0.6 m (2 ft)
STANDARD DRUM
Cable type Drum Standard length m (ft) Outer diam.(D) cm (in) Outer width cm (in) Drum weight (W) kg (lb) Total weight (empty) kg (lb) Drum freight volume m3(cu.ft)
RFA 1/4” P6D 500 (1640) 63 (25) 51 (20) 13 (29) 83 (183) 0.20 (7.06)
CODES FOR NKC CONNECTORS
Connector type Code
N male NKC1014300
N female NKC1014400
7-16 male NKC1014100
N male Right angle NKC1014600