The OPGW (Optical Ground Wire) Fiber Cable with an Aluminum Tube Loose Tube design is a specialized cable used in power transmission and communication networks. This type of cable combines the functionalities of grounding and data transmission, providing a robust solution for modern infrastructure needs. The Fiber In Different Tube With Code Of Color Identity, The Number Of Fiber Up To 96 Core.
What Are the Features of OPGW Cable ?
Aluminum Tube Construction:
Central Aluminum Tube: Houses the optical fibers in a loose configuration, providing protection and flexibility.
Lightweight and Durable: Aluminum offers a good balance of lightweight properties and durability, making the cable easier to handle and install.
Loose Tube Design:
Optical Fiber Arrangement: Optical fibers are placed loosely within the aluminum tube, allowing for expansion and contraction due to temperature changes without stressing the fibers.
Enhanced Protection: The loose tube design provides additional protection against mechanical stress and environmental factors.
High Fiber Count:
Multiple Optical Fibers: Typically contains a significant number of optical fibers, allowing for extensive data transmission capabilities.
Bandwidth Capacity: Supports high-speed data transmission, making it suitable for telecommunication applications.
Stranded Layers:
Reinforcement: The central aluminum tube is surrounded by layers of stranded wires, usually made of aluminum-clad steel or aluminum alloy, enhancing the cable's mechanical strength and flexibility.
Electrical Conductivity: These layers also provide the necessary grounding capabilities for power transmission lines.
Environmental Resistance:
Weatherproof: Designed to withstand harsh environmental conditions, including UV radiation, moisture, and extreme temperatures.
Corrosion Resistance: Aluminum and the materials used in the cable construction are resistant to corrosion, ensuring a long service life.
Dual Functionality:
Grounding and Communication: Functions as both a grounding wire for power transmission lines and a high-capacity medium for telecommunication signals.
Integrated Solution: Combines electrical and communication infrastructure, reducing the need for separate systems and simplifying installation and maintenance.
What Are the Technical Specifications of OPGW Ground Wire?
Short circuit current power at t=+40C | 111KA2c |
Electrical resistance to electric current | 0.33 OM/KM |
Nominal breaking force | 74.0 kN |
Wire section | 125.5 mm2 |
Cross section of the steel core | 51.63 mm2 |
Aluminum section | 73.63 mm2 |
Wire diameter | 15.0 mm |
Weight 1 km | 545 kg |
Modulus of elasticity | 96000 MPa |
Temperature coefficient of linear expansion | 0.0000172 1/deg |
Permissible voltage at the highest load and lowest temperature | 236.0 MPa |
Permissible stress at an average annual temperature | 94.4-147.5 MPa |
Maximum building length | 6000 meters |
Quantity of fibers | 24 pieces |
Code | Model | Fiber core | Weight ofcable(kg/km) | Overall diameter(mm) | Break strength load(KN) | Short Circuit (KA2s) |
OPGW75-36 | OPGW-36B1-75 [90;32.1] | 36G652D | 496 | 11.4 | 94.5 | 32.1 |
OPGW90-36 | OPGW-36B1-90 [84.6;50.4] | 36G652D | 540 | 12.5 | 89 | 50.4 |
OPGW153-36 | OPGW-36B4-153[148.5;123.5] | 36G655 | 648 | 16.3 | 148.5 | 123.5 |
IEC 60794-4-10 | Aerial optical cables along electrical power lines – Family specification for OPGW Earth Wire fiber optic cable factory |
IEEE1138-2021 | IEEE Standard for testing and performance for optical ground wire (OPGW Earth Wire) for use on electric utility power lines |
IEC 61232 | Aluminum -Clad steel wire for electrical purposes. |
IEC 61089 | Round wire concentric lay overhead electrical stranded conductors. |
ITU-TG.652 | Characteristics of a single mode Low water peak optical fiber. |
ITU-TG.655 | Characteristics of a non-zero dispersion -shifted single mode fibers optical. fiber optic cable china |
Code | Model | Fiber core | Weight ofcable(kg/km) | Overall diameter(mm) | Break strength load(KN) | Short Circuit (KA2s) |
OPGW75-36 | OPGW-36B1-75 [90;32.1] | 36G652D | 496 | 11.4 | 94.5 | 32.1 |
OPGW90-36 | OPGW-36B1-90 [84.6;50.4] | 36G652D | 540 | 12.5 | 89 | 50.4 |
OPGW153-36 | OPGW-36B4-153[148.5;123.5] | 36G655 | 648 | 16.3 | 148.5 | 123.5 |
Optical Ground Wire Applications:
1.Electric Power Transmission:
Used in high-voltage transmission lines to provide grounding and communication pathways.
Enhances the safety and reliability of power grids.
2.Telecommunications:
Supports high-speed data transmission for broadband and other communication services.
Integral to the development of smart grid technologies, enabling real-time monitoring and control.
3.Utility and Industrial Projects:
Suitable for a wide range of utility projects, including renewable energy installations and industrial complexes.
Ensures robust performance and reliability in diverse applications.
1. Quality Warranty And Accept Any Third Party Inspection.
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4.We Provide ODM & OEM Service.
5.24/7 Online Service To Support Your Inquiry And Problems.
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Outdoor optical cable, indoor optical cable, indoor armored optical cable, air-blown optical cable, OPGW, optical jumper, etc.