Type                                 Type No.

Standard cable                 HHTALY-50-42   

Fire-retardant cable            HHTALYZ-50-42

Construction                                     

Inner conductor

Material

Helical corrugated copper tube

Diameter(mm)

17.3±0.15

Insulation

Material

Foamed PE

Diameter(mm)

42.7±0.30

Outer conductor

Material

Annular corrugated Aluminum tube

Diameter(mm)

46.5±0.30

Jacket

Material

LLDPE or fire-retardant PE

Min.thickness(mm)

>1.3

Diameter(mm)

49.6±0.30

Mechnical Characteristics                                     

Bending radius(mm)

Single bend

300

Repeated bend

510

Tensile strength(N)

1600

Cable weight(kg/km)

850

Recommended temperature(℃)

Storage

-70~+85

Installation

-40~+60

Operating

-55~+85

Electrical  Characteristics                                

Inner conductor DC resistance(Ω/km)

1.44

Outer conductor DC resistance(Ω/km)

0.65

Characteristic impedance(Ω)

50±1.5

Capacitance(p F/m)

75

Velocity(%)

88

Dielectric strength(KV)

15.0

Insulation resistance(MΩ/km)

>1×10⁴

Peak power rating(KV)

310

Shielding attenuation,(dB)

>>120

Cut-off frequency(GHz)

3.0

Attenuation and Average power(Maximum attenuation value shall be 105% of the nominal attenuation value)                     

Frequency

(MHz)

Attenuation

(@20℃,d B/100m)

Average  power(kv)

200

1.05

11.8

450

1.59

7.46

800

2.29

5.33

900

2.39

4.97

1000

2.57

4.68

1500

3.21

4.97

1800

3.72

3.27

2000

3.97

3.05

2200

4.26

2.87

2500

4.62

2.64

2700

5.15

2.37

VSWR                                       

800MHz~1000MHz

1.12

1700MHz~2200MHz

1.13

2500MHz~3000MHz

1.15