60 Core High Voltage Transmission Lines OPGW Optical Ground Wire G.655

Brand Name:HUIYUAN
Certification:ISO9001
Model Number:OPGW-60B1.3
Minimum Order Quantity:4KM
Delivery Time:5 to 20 working days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
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Location: Chengdu China
Address: #2 Xinye Road, High & New Tech West Zone, Chengdu 611731, China
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60 Core High Voltage Power Transmission Line OPGW Optical Ground Wire

Description

OPGW is primarily used by the electric utility industry, placed in the secure topmost position of the transmission line where it “shields” the all-important conductors from lightning while providing a telecommunications path for internal as well as third party communications. Optical Ground Wire is a dual functioning cable, meaning it serves two purposes. It is designed to replace traditional static / shield / earth wires on overhead transmission lines with the added benefit of containing optical fibers which can be used for telecommunications purposes. OPGW must be capable of withstanding the mechanical stresses applied to overhead cables by environmental factors such as wind and ice. OPGW must also be capable of handling electrical faults on the transmission line by providing a path to ground without damaging the sensitive optical fibers inside the cable.

Technical specification

Specification
Fiber CountDiameterWeightRTSShort Circuit
(mm)(kg/km)(KN)(KA2s)
OPGW-89[55.4;62.9]2412.638155.462.9
OPGW-110[90.0;86.9]24146009086.9
OPGW-104[64.6;85.6]2813.644164.685.6
OPGW-127[79.0;129.5]361553779129.5
OPGW-137[85.0;148.5]3615.657585148.5
OPGW-145[98.6;162.3]481671998.6162.3


Cable structure

Features


1. Small diameter, low weight reduces retrofit impact
2. Hermetically sealed stainless steel tubes provide mechanical and thermal protection for fibers
3. Thick-walled aluminum pipe provides crush resistance and boosts fault current rating
4. Replacement with ACS wires improves lightning resistance
5. Lower wind and ice loads put less load on structures
6. Fiber grouped in bundles of 12 for ease of splicing


Standard drum length


2000m/drum & 4000m/drum
Fiber specification

CharacteristicsSpecified ValuesUnits
Geometric characteristic
Cladding diameter125.0±1.0µm
Cladding non-circularity≤1.0%
Coating diameter245.0±10.0µm
Coating-cladding concentricity error≤12.0µm
Coating non-circularity≤6.0%
Core-cladding concentricity error≤0.8µm
Mechanical characteristic
Curling≥4m
Proof stress≥0.69GPa
Coating strip forceAverage value1.0-5.0N
Peak value1.3-8.9N
Macro bending lossФ60mm, 100 circles, at 1550nm≤0.05dB
Ф32mm, 1 circles, at 1550nm≤0.05dB


Test

ItemTest MethodRequirements
 IEC 60794-1-2-E1 
 Load: according to cable structure40%RTS no additional fibre strain(0.01%), no additional attenuation (0.03dB).
 Sample length: no less than 10m, linked length no less than100m60%RTS fibre strain≤0.25%,additional attenuation≤0.05dB
TensionDuration time: 1min(No additional attenuation after test).
 IEC 60794-1-2-E3 
 Load: according to above table, three pointsAdditional attenuation at 1550nm ≤0.05dB/fibre; No damage to the elements
CrushDuration time: 10min 
 IEC 60794-1-2-F5BNo water leakage.
 Time : 1 hour Sample length: 0.5m
Water PenetrationWater height: 1m
 IEC 60794-1-2-F1The change in attenuation coefficient shall be less than 0.1dB/km at 1550nm.
 Sample length: No less than 500m
 Temperature range: -40℃ to +65℃
Temperature CyclingCycles: 2
 Temperature cycling test dwell time: 12h

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China 60 Core High Voltage Transmission Lines OPGW Optical Ground Wire G.655 supplier

60 Core High Voltage Transmission Lines OPGW Optical Ground Wire G.655

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