OPGW Optical Ground Wire
Product Overview
OPGW (Optical Ground Wire) integrates one or more optical fiber units inside an overhead ground conductor, combining lightning protection and high-speed communication on the same transmission structure. Suitable for both new-build and retrofit grid communication.
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Product Advantages
Dual Function
Serves as both overhead ground wire and optical communication path.
High Reliability
Full-section stainless steel tube protects fibers against lightning and mechanical load.
Easy Integration
Installed on existing towers without extra support; retrofit-ready.
Customizable
Fiber count, span and mechanical rating tailored to line design.
OPGW Technical Data (Center Tube / Stranded Types)
| Model | Structure | Fibers | Section (mm²) | Dia. (mm) | Weight (kg/km) | DC Resistance (Ω/km) | RTS (kN) | Short-time Current (kA²s) |
|---|---|---|---|---|---|---|---|---|
| OPGW-48B1-12/46.4-(62,25) | 10/2.43/20AS+AL-Tube5.6/3.8+SUS3.6 | 48 | 58.44 | 10.46 | 366 | 1.02 | 62 | 25 |
| OPGW-48B1-15/44(60,23) | 11/2.25/20AS+AL-Tube6.0/3.9+SUS3.7 | 48 | 58.81 | 10.5 | 357 | 0.968 | 60 | 23 |
| OPGW-36B1-15/55(70,30) | 9/2.8/20AS+AL-Tube5.5/3.2+SUS3.0 | 36 | 70.1 | 11.1 | 437 | 0.88 | 70 | 30.25 |
| OPGW-48B1-16/57(70,36) | 10/2.7/20AS+AL-Tube6.2/4+SUS3.8 | 48 | 73.59 | 11.6 | 454 | 0.82 | 70 | 36 |
| OPGW-48B1-16/60(74,40) | 9/2.85/20AS+AL-Tube5.5/3.0+SUS3.3 | 48 | 74.1 | 11.2 | 454 | 0.82 | 74.1 | 40.4 |
| OPGW-48B1-16/60(74,40) | 9/2.9/20AS+AL-Tube5.8/3.7+SUS3.5 | 48 | 75.12 | 11.6 | 464 | 0.82 | 74.1 | 40.4 |
| OPGW-48B1-21/72.4(73,55) | 7/3.2/20AS+2/3.2/AA+AL-Tube6.4/3.6+SUS3.4 | 48 | 93.21 | 12.8 | 498 | 0.534 | 73 | 55.2 |
| OPGW-48B1-28.25/75-(100.4,30.1) | 10/3.09/20AS+AL-Tube7.1/3.6+SUS3.4 | 48 | 103.24 | 13.28 | 694 | 0.71 | 100.4 | 30.1 |
| OPGW-48B1-21/90(60.3,100) | 4/3.8/27AS+4/3.8/AA+AL-Tube6.4/3.8+SUS3.6 | 48 | 111.56 | 14 | 466 | 0.36 | 60.3 | 100 |
| OPGW-48B1-37/74(70,72) | 12/2.81/40AS+AL-Tube8.43/3.7+SUS3.5 | 48 | 112.14 | 14.05 | 480 | 0.385 | 77 | 72 |
| OPGW-48B1-20/93(89,90) | 6/3.85/27AS+2/3.85/40AS+AL-Tube6.3/3.7+SUS3.5 | 48 | 113.55 | 14 | 592 | 0.45 | 89 | 90 |
| OPGW-48B1-30/86（113，81） | 9/3.5/20AS+AL-Tube7.0/3.5+SUS3.3 | 48 | 115.45 | 14 | 673 | 0.51 | 113 | 81 |
| OPGW-48B1-30/91 | 9/3.6/20AS+AL-Tube7.2/3.8+SUS3.6 | 48 | 120.98 | 14.4 | 712 | 0.46 | 110 | 80 |
| OPGW-48B1-29/92 | 9/3.6/20AS+AL-Tube7.2/3.6+SUS3.4 | 48 | 120.98 | 14.4 | 716 | 0.475 | 116.3 | 80.5 |
| OPGW-48B1-36/90（107，84） | 10/3.4/20AS+AL-Tube7.8/3.8+SUS3.6 | 48 | 127.23 | 14.6 | 721 | 0.44 | 107 | 84 |
| OPGW-48B1-31/97(73.36,130.91) | 3/3.7/27AS+6/3.7/40AS+AL-Tube7.2/3.4+SUS3.2 | 48 | 128.41 | 14.6 | 592 | 0.33 | 74.36 | 130.91 |
Model format: OPGW-fibers-B1-section/dia (RTS, short-time current). Other structures (central stainless tube, aluminum tube, stranded) available to line design.
Fiber Attenuation & Transmission Performance
| Fiber Type | @850nm (dB/km) | @1300nm (dB/km) | @1310nm (dB/km) | @1550nm (dB/km) | Bandwidth @850nm (MHz·km) | Bandwidth @1300nm (MHz·km) | Numerical Aperture | Cable Cutoff Wavelength |
|---|---|---|---|---|---|---|---|---|
| G.652 | --- | --- | ≤0.36 | ≤0.22 | --- | --- | --- | ≤1260nm |
| G.655 | --- | --- | ≤0.40 | ≤0.23 | --- | --- | --- | ≤1450nm |
| 50/125µm | ≤3.3 | ≤1.2 | --- | --- | ≥500 | ≥500 | 0.200±0.015 | --- |
| 62.5/125µm | ≤3.5 | ≤1.2 | --- | --- | ≥200 | ≥500 | 0.275±0.015 | --- |
Values at +20°C. G.652 / G.655 single-mode and 50/125µm, 62.5/125µm multimode fibers available on request.
Frequently Asked Questions
Can this product be customized?
Yes. GOHOMIN accepts customization requests for this product, including fiber count, structure and jacket specification. Contact us with your specification and we will confirm feasibility and lead time.
What certifications does this product meet?
GOHOMIN products are manufactured to IEC standards and available with CE, UL, RCM, GCC, SIRIM and QUACERT-VCN certification depending on the market and project requirements.
What is the minimum order quantity?
MOQ depends on the product type and specification. GOHOMIN is a factory-direct exporter and normally accepts trial orders for project evaluation. Contact us for the specific MOQ of this item.
How long is the production lead time?
Lead time depends on specification and current production schedule. Standard models are typically faster than customized units. Contact us with your required quantity and target delivery date for a firm schedule.
Which markets do you export to?
GOHOMIN serves overseas B2B customers worldwide, with focus on Southeast Asia, the Middle East, Africa, Latin America, Central Asia and Oceania, supplying power utilities, EPC contractors, renewable energy developers and electrical distributors.