Outdoor OPGW Cable – Product Overview & Application Advantages
Outdoor OPGW Cable is a dual‑function cable designed for outdoor overhead transmission lines. It combines a metallic conductor (aluminium or steel) for lightning protection and short‑circuit current carrying with embedded optical fibers for high‑speed data transmission. Designed to withstand extreme weather, UV radiation, and mechanical stress, OPGW is the backbone of modern smart grids and utility communication networks.
Key Construction
Central stainless‑steel tube containing up to 48 fibers (singlemode/multimode)
Layers of aluminium‑clad steel or aluminium alloy wires for strength and conductivity
Outer weather‑resistant coating for long‑term outdoor exposure
Application Advantages
Space & Cost Savings – Eliminates separate earth wire and communication cable, reducing tower load and installation costs.
High Reliability – Withstands ice loading, high winds, and galloping; fiber attenuation remains stable under tension.
Long Span Capability – Typical spans of 300–1,500 m, suitable for rivers, mountains, and urban corridors.
EMI Immunity – Optical fibers are immune to electromagnetic interference, ensuring error‑free data over 100+ km.
Scalability – Supports DWDM, Ethernet, and SCADA protocols for grid monitoring, teleprotection, and IoT sensors.
Typical Use Cases
110 kV – 800 kV AC/DC transmission lines
Cross‑border interconnections and renewable energy farms
Railway electrification and pipeline surveillance
Key attributes
|
Brand Name |
Guangdong Shengtang |
Model Number |
OPGW |
|
Type |
Fiber Optic Cable |
Place of Origin |
Guangdong, China |
|
Number of Conductors |
≥ 10 | Struture | Unitube,Armored,loose tube |
| Installation | ALL Self supporting Aerial | fiber core | 12 core 24 core 48core 64 core |
| Testing standard | IEC | Brand Name | OEM |
| Product name | Optic Cable | outer sheath | PE/AT |
| port | GUANGZHOU |
Packaging and delivery
| Selling Units | Single item | Single package size | 10X10X10 cm |
| Single gross weight | 0.150 kg |
Lead time
| Quantity (meters) | 1 - 5000 | 5001 - 20000 | 20001 - 2000000 | > 2000000 |
| Lead time (days) | 6 | 10 | 30 | To be negotiated |
Customization options
| Option | Min. order: | Customization fee |
|
Customized logo As requested |
1000 meters | -- |
|
Customized packaging As requested |
1000 meters | -- |
|
Graphic customization As requested |
1000 meters | -- |
Our Services
Company Information
Packaging & Shipping
FAQ
Q1: What is the maximum fiber count available in OPGW?
A: Standard designs offer 12 to 48 fibers, but custom configurations can go up to 96 fibers using multiple stainless‑steel tubes, depending on outer diameter and tensile requirements.
Q2: How does OPGW perform during lightning strikes?
A: The metallic outer layers safely conduct lightning currents to ground, while the optical fibers inside the central tube are fully insulated and protected from arc‑induced thermal damage, ensuring zero data loss.
Q3: Can OPGW be retrofitted on existing towers?
A: Yes, but a sag‑tension analysis and structural assessment are mandatory. Retrofitting often uses smaller‑diameter OPGW to match existing hardware and clamps.
Q4: What is the typical service life of outdoor OPGW?
A: With proper installation and corrosion‑resistant materials, the design life exceeds 30 years. Periodic visual inspection and OTDR testing are recommended every 5 years.
Q5: Is OPGW compatible with standard fiber optic connectors?
A: Absolutely. Termination uses standard ADSS‑compatible joint boxes and fusion splicing, with SC/APC or LC connectors for equipment interfaces. Transition to indoor cables is done via weatherproof splice enclosures.
OPGW delivers unparalleled synergy of power and telecom infrastructure, enabling real‑time grid intelligence with zero additional footprint. Its rugged construction and low maintenance make it the preferred choice for utilities worldwide. For span‑specific designs and accessories (vibration dampers, tension clamps), consult your cable engineer.