Uni-tube Optical Fibre Composite Overhead Ground Wire

@850nm

@1300nm

@1310nm

@1550nm

@850nm

@1300nm

Individual Fibre

Design Link Value (M=20, Q=0.01%)

G652D

—

—

≤0.35dB/km

≤0.21dB/km

—

—

≤0.20ps/ km

≤0.1ps/ km

G655

—

—

—

≤0.22dB/km

—

—

≤0.20ps/ km

≤0.1ps/ km

50/125μm

≤3.0dB/km

≤1.0dB/km

—

—

≥600MHz.km

≥1200MHz.km

—

—

62.5/125μm

≤3.5dB/km

≤1.0dB/km

—

—

≥200MHz.km

≥600MHz.km

—

—

Construction

Optical Fibre

G652D/G655 etc.

2 - 48

Protection Tube

Stainless steel tube

1.5 - 6mm

Stranded Line

AS wire/AA wire/Al Rod

1.5 - 6mm

Max. Diameter

18mm

Max. Cross Section

200mm2

Characteristic

According to the standards as DL/T 832, IEC60794-4-10, IEEE1138

Max. Tensile Strength (RTS ) (kN)

280

Max. Crush Strength（N/100mm）

2200

Max. Short Current Capacity (40℃-200℃)(kA2s)

100

Min. Bending Radius (Dynamic)

20D

Min. Bending Radius (Static)

15D

Environment Performance

Installation (℃)

-10 to +50

Transportation and Operation (℃)

-40 to +65

Product Type

Structure Type

Max. Fibre Count

Section of AS Wire
(mm2)

Diameter

（mm）

Cable Weight
(kg/km)

Rate Tensile Strength

（kN）

20℃DC

Resistance

（Ω/km）

Short Time Current Capacity

（40-200℃ kA2.s）

1

OPGW-24B1.3-40-[51;9]

6/3.0/20AS, Optical Unit 1/3.0

24

≈40

9.0

≤304

≥51

≤2.10

≥9

2

OPGW-24B1.3-50-[58;11.5]

6/3.2/20AS, Optical Unit 1/3.2

24

≈50

9.6

≤345

≥58

≤1.82

≥11.5

3

OPGW-48B1.3-70-[77;24]

6/3.8/20AS, Optical Unit 1/3.8

48

≈70

11.4

≤475

≥77

≤1.30

≥24

4

OPGW-48B1.3-70-[42;38]

6/3.8/40AS, Optical Unit 1/3.8

48

≈70

11.4

≤340

≥42

≤0.70

≥38

Tension

IEC 60794-1-2-E1

Load: according to cable structure

Sample length: no less than 10m, linked length no less than 100m

Duration time: 1min

40%RTS no additional fibre strain（0.01%）, no additional attenuation (0.03dB).

60%RTS fibre strain≤0.25%，additional attenuation≤0.05dB

(No additional attenuation after test).

Crush

IEC 60794-1-2-E3

Load: according to above table, three points Duration time: 10min

Additional attenuation at 1550nm ≤0.05dB/fibre; No damage to the elements

Water Penetration

IEC 60794-1-2-F5B

Time : 1 hour Sample length: 0.5m Water height: 1m

No water leakage.

Temperature Cycling

IEC 60794-1-2-F1

Sample length: No less than 500m Temperature range: -40℃ to +65℃

Cycles: 2

Temperature cycling test dwell time: 12h

The change in attenuation coefficient shall be less than 0.1dB/km at 1550nm.