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Optical Fiber Composite Overhead Ground Wire (OPGW-Center)

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Product Description

Optical fiber composite overhead ground wire (OPGW-central pipe).

Product Description:

1. Stainless steel tube: contains optical fiber and hydrocarbon fiber paste

2. Aluminum-clad steel wire

OPGW products integrate ground wire and optical communication functions: mainly used for 35KV, 110KV, 220KV, 500KV,The communication lines of the new overhead high-voltage transmission system of 750KV and above can also be used to replace the existing ground wire of the old overhead high-voltage transmission system, increase the optical communication line, conduct short-circuit current and provide lightning protection; The company will scientifically design the optical cable structure according to the user's specific use environment (such as tower distance, arc sag requirements, ice charge, wind load and allowable tensile force of suspension point, communication capacity, short-circuit current, etc.), and the structure can also be specified by the user.

Features and applications

¡ñ Stainless steel tube protects the optical fiber, with high tensile strength;

¡ñ The cable diameter is small, and the additional load on the tower is low;

¡ñ Overhead installation.

Fiber characteristics


G.652. D

G.655

50/125¦Ìm

62.5/125¦Ìm

attenuation

@850nm

-

-

¡Ü3.0dB/km

¡Ü3.0dB/km

@1300nm

-

-

¡Ü1.0dB/km

¡Ü1.0dB/km

@1310nm

¡Ü0.36dB/km

¡Ü0.36dB/km

-

-

@1550nm

¡Ü0.22dB/km

¡Ü0.23dB/km

-

-

bandwidth

@850nm

-

-

¡Ý500MHz¡¤km

¡Ý200MHz¡¤km

@1300nm

-

-

¡Ý1000MHz¡¤km

¡Ý600MHz¡¤km

The fiber optic cable is up to the wavelength


¡Ü1260nm

¡Ü1260nm

-

-

Polarization mode dispersion

Single fiber

¡Ü0.20ps/¡Ìkm

¡Ü0.20ps/¡Ìkm

-

-

Link value (M=20, Q=0.01%)

¡Ü0.10ps/¡Ìkm

¡Ü0.10ps/¡Ìkm

-

-

 

Technical parameters

project

content

Typical values

Number of fibers

2~48

Protective tubes

material

Stainless steel pipes

Outer diameter mm

1.5~6

Stranded single wire

material

Aluminum-clad steel/aluminum alloy/aluminum rod

Diameter mm

1.5~6

Maximum outer diameter

mm

18

Maximum pulling force

kN

280

Maximum cross-sectional area

mm²

200

Maximum short-circuit current capacity

400-200¡æ£¨Ka²*S£©

100

Operating temperature range

¡æ

-40~+65

Compression-resistant

N/100mm

2200

*Customers can customize the cable structure and number of cores according to their needs

Key mechanical and environmental properties

project

Inspection standards

Inspection process

request

tension

IEC 60794-4-10

According to the change of optical cable structure

Additional attenuation ¡Ü 0.05dB

pressure

IEC 60794-20-9.4.5

2200N/100mm£¬10min£¬Intervals1m 3 times

Additional attenuation¡Ü 0.1dB, noneMechanical damage

Repeated bending

IEC 60794-4-20-9.4.3

R=15~20*D

Additional attenuation¡Ü 0.05dB, noneMechanical damage

Seepage

IEC 60794-4-10-9.8

Specimen length 0.5m, 20¡À5¡ãC, water height 1m, for 1h

No water seepage

Dripping

IEC 60794-4

Specimen length 0.3m, 70¡À1¡ãCfor 24h

Fillers or compounds do not flow out or trickle

Temperature cycling

IEC 60794-4-20-9.6

-40¡æ~+70¡æ

Additional attenuation ¡Ü 0.1dB

Packing and delivery length

standard iron-wood discs;

Nominal value of delivery length: according to customer requirements.

Ordering information

RHTX

OPGW

-¡õ¡õ-¡õ[¡õ; ¡õ]

  1  2   3   4   5

1. Number of fiber cores:

2~48

2 Fiber Type:

A1a(50/125)/A1b(62.5/125)/B1.3(G652D)/B4(G655)

3 Cross-sectional area:

Customer requirements

Breaking Force:

Customer requirements

5Short-circuit current capacity:

Customer requirements

 


The company actively responded to the "the Belt and Road" national policy and built an international marketing network. This product has obtained international certifications such as CE in Europe, GOST in Russia, SABS in South Africa, and has been recognized by international power standards such as ASTM in the United States and IEC in the International Electrotechnical Commission. The product is popular in more than 20 countries and regions including Europe, Pakistan, Bangladesh, the Philippines, Maldives, Ecuador, Peru, South Africa, etc.

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