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鋁管電纜

500 Series Trunk Cable

 

LJ Item No.:

6018

Category:

75   Ohm Cable

Standard:

ANSI   / SCTE 74-2011,  EN50117-2-5










Physical Construction

Standard

Trunk Cable


Electric Performance

Central   Conductor

Material

CCA /   CU

CCA /   CU


Impedance

75 ±   3 Ω

Nominal Dia.

2.77   mm

2.77   mm


Capacitance

52 ±   3 pF/m

Insulation

Material

Foam   PE

Foam   PE


Velocity   Factor

0.86

Nominal Dia.

11.50   ± 0.20 mm

11.50   ± 0.20 mm


Temperature   Rating

-40-75

Shield

Foil

Material

AL   PET

Aluminum

Tube


Structure Return Loss

Overlap

≥20%


5-300MHz

≥22

Braid

Material

Alum   / Cu / CCA


300-1000MHz

≥20

Nominal Dia.

 0.12 / 0.16 mm


Screening    Immunity

Jacket

Material

PVC /   PE

PVC /   PE


5-200MHz

>90dB  

Nominal Dia.

15.0   ± 0.20 mm

15.0   ± 0.20 mm


200-1000MHz

>100dB

Messenger

Material

Steel

Steel


Nominal Dia.

2.77  mm

2.77  mm


Remark:  Green parts above are for optional.






















 

 

Attenuation

Frequency   ( MHz )

5

50

200

300

450

550

750

860

1000

Nominal   Value ( dB/100m )

0.52

1.60

3.40

4.20

5.32

6.02

7.10

7.60

8.20

Frequency   ( MHz )

1350

1750

2150


Nominal   Value ( dB/100m )

10.96

12.45

12.03


 

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