Technical Specifications for Optical Fiber Cable
Optical Fiber Characteristics
The optical, geometrical, mechanical, and environmental characteristics of the ITU-T G.652.D optical fiber shall be in accordance with the table below.
| Characteristics | Specified Values | Units |
| Optical Characteristics |
| Mode field diameter | at 1310nm | 9.1±0.5 | µm |
| at 1550nm | 10.3 ± 0.7 | mm |
| Attenuation coefficient | at 1310nm | ≤0.36 | dB/km |
| at 1550nm | ≤0.23 | dB/km |
| Attenuation non-uniformity | ≤0.05 | dB |
| Zero dispersion wavelength ( λ0) | 1300 ～1324 | nm |
| Max zero dispersion slope (S0max) | ≤0.092 | ps/(nm2·km) |
| Polarization mode dispersion coefficient(PMDQ) | ≤0.2 | |
| Cut-off wavelength (λcc) | ≤1260 | nm |
| Dispersion coefficient | 1288～1339nm | ≤3.5 | ps/(nm·km) |
| 1550nm | ≤18 | ps/(nm·km) |
| Effective group index of refraction (Neff) | at 1310nm | 1.466 | － |
| at 1550nm | 1.467 | － |
| Geometric characteristic |
| Cladding diameter | 125.0±1.0 | µm |
| Cladding non-circularity | ≤1.0 | % |
| Coating diameter | 245.0±10.0 | µm |
| Coating-cladding concentricity error | ≤12.0 | µm |
| Coating non-circularity | ≤6.0 | % |
| Core-cladding concentricity error | ≤0.8 | µm |
| Cladding / coating concentricity error | ≤12.0 | µm |
| Mechanical characteristic |
| Curling | ≥4 | m |
| Proof stress | ≥0.69 | GPa |
| Coating strip force | Average value | 1.0-5.0 | N |
| Peak value | 1.3-8.9 | N |
| Macro bending loss | Ф60mm, 100 circles, at 1550nm | ≤0.05 | dB |
| Ф32mm, 1 circles, at 1550nm | ≤0.05 | dB |
| | | | | |
Cable Characteristics
Conponent and Parameter
Overhead ground wire made of aluminum-clad steel wire (AS) and stainless steel tube containing optical fiber
Cable type
OPGW-48B1.3-190[205;185.4]
OPGW Cross Section
| Structure | | Material | No. | Material Diameter |
| Fiber | G.652.D | 48 | |
| Center | 20%AS wire | 1 | Diameter | 4.0mm |
| Layer 1 | SUS Tube | 4 | Diameter | 4.0mm |
| 20%AS wire | 2 | Diameter | 4.0mm |
| Layer 2 | 20%AS wire | 12 | Diameter | 4.0mm |
OPGW Specifications
| Items | Technical Data |
| Stranded | Core, layer 1, layer 2 |
| Stranding direction | Outer layer is right hand |
| Cable diameter (Nominal) | 20.0mm |
| Cable Weight (Approx.) | 1365kg/km |
| Supporting Cross Section | AS Wire | 188.5mm2 |
| Rated Tensile Strength (RTS) | 205kN |
| Modulus of Elasticity (E-Modulus) | 162.0kN/mm2 |
| Thermal Elongation Coefficient | 13.0×10-6/K |
| Maximum Working Stress (40%RTS ) | 82.0kN |
| Everyday Stress(EDS)(18%～25%RTS) | 36.9~51.25kN |
| DC Resistance at 20℃ | 0.442 ohm/km |
| Short time current (1.0s, 40℃～200℃) | 13.62kA |
| Short time current Capacity I2t | 185.4kA²s |
| Minimum bending radius | Installation | 30 times of cable diameter |
| Operation | 15 times of cable diameter |
| Temperature Range | Installation | -10℃~+60℃ |
| Storage & shipping | -40℃~+60℃ |
| Operation | -40℃~+80℃ |
| | | | |
Fiber and Loose Tube Color Identification
The individual fibers and loose tubes shall conform to the TIA/EIA-598-A standard and use the color code specified below.
Steel tube 1 (No.1-12 fibers) : Single mode optical fiber (SM)
Fiber Colors
| NO. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| Color | Blue | Orange | Green | Brown | Grey | White | Red | Nature | Yellow | Violet | Pink | Aqua |
| | | | | | | | | | | | | |
Steel tube 2 (No.13-24 fibers) : Single mode optical fiber (SM)
One black tracer (50mm pitch)
| NO. | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |
| Color | Blue | Orange | Green | Brown | Grey | White | Red | Nature | Yellow | Violet | Pink | Aqua |
| | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ |
Steel tube 3 (No.25-36 fibers) : Single mode optical fiber (SM)
One black tracer (100mm pitch)
| NO. | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 |
| Color | Blue | Orange | Green | Brown | Grey | White | Red | Nature | Yellow | Violet | Pink | Aqua |
| | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ |
Steel tube 4 (No.37-48 fibers) : Single mode optical fiber (SM)
One black tracer (150mm pitch)
| NO. | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 |
| Color | Blue | Orange | Green | Brown | Grey | White | Red | Nature | Yellow | Violet | Pink | Aqua |
| | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ | ▌ |
Packing & Shipping & Payment
Scrollable Wooden Drums. 2000m to 6000m/drum
Our Company profile
Dongguan TW-SCIE Co., Ltd.is located in Qingxi Town, a beautiful industrial town in Dongguan City, Guangdong Province, and also have other place in Deyang Sichuan .covering an area of more than 10,000 square meters, with more than 200 employees. Since its inception, the company adheres to the concept of "continuous innovation, the pursuit of excellence", the integrity of the enterprise, accurate positioning, long-term commitment to the development of optical fiber communication products and market expansion. Nowadays, Tewang has a modern office environment, advanced production equipment and a group of high-quality scientific research and technical personnel and management personnel, and has become a fiber optic communication products research and development, production, sales and network engineering as a whole, and has the right to import and export the emerging high-tech enterprises.
FAQ
Q1: Where is your factory ?
A1: Our factory is located in DONGGUAN City, GUANGDONG Province, China.
Q2: How long has your company been doing this?
A2: More than 20 years.We are not only produce fiber optical cable but also produce optical fiber and related tools .
Q3:How about the cable's quality?
A4: Our factory is approved by ISO9001 quality management system and including STARF,CE,CPR,TLC certifications at list.We have a series of equipment and instruments to make sure reliable quality of our products.
Q4: Can you produce cable as our requirements?
A6: Of course .We can supply different types of products according to your requirements with reasonable prices .
Q5:Do you accept the OEM order and how many is the MOQ?
A7:Yes,we warmly welcome your OEM order.To achieve customer's satisfaction,we accept sample order, even one Piece.
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24 Core Aluminum Tube OPGW Fiber Optic Cable Cladding Non Circularity ≤1.0% for Replacement of aerial ground wire Images
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