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| Categories | OPGW Cable |
|---|---|
| Brand Name: | MingTong |
| Certification: | ISO |
| Place of Origin: | Dongguan CHINA |
| Price: | 500-5000RNB/KM |
| Payment Terms: | L/C,T/T |
| Delivery Time: | It depends on the actual situation |
| MOQ: | 20km |
| Packaging Details: | Wooden scroll + cardboard box / Wooden scroll + wooden board |
| Supply Ability: | 200km/Day |
| Fiber Core: | 2~288 Cores |
| Outer Sheath: | AL |
| Highlight: | opgw fiber cable, waterproof fiber optic cable |
| Name: | OPGW Cable |
| Company Info. |
| Dongguan Mingtong Optoelectronics Co., Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
Aluminum Clading Stainless Steel Optical Composite Overhead Ground Wire Cable 72 Core OPGW
Optical Fiber Composite Overhead Ground Wires (OPGW)
1. General
1.1 This specification covers the requirements of the Optical Fiber Composite Overhead Ground Wires (OPGW) to be supplied to customer for use outside installation.
1.2 The optical fiber cable shall comply with the requirements of this specification and generally meet or better latest standards:
ITU-T G.650: Definitions and test methods for linear, deterministic attributes of single-mode fiber and cable
ITU-T G.652: Characteristics of a single-mode optical fiber and cable
ITU-T G.655: Characteristics of a non-zero dispersion-shifted single-mode optical fiber and cable
IEC 60793-2-50 B1.3: Sectional specification for class B single mode fibers
IEEE 1138: Standard Construction of Composite Fiber Optic Overhead Ground Wires (OPGW) for use on Electric Utility Power Lines
ASTM B398: Standard Specification for Aluminum-Alloy 6201-T81 Wire for Electrical Purposes
ASTM B 415: Standard Specification for Hard-Drawn Aluminum-Clad Steel Conductors
ASTM B416: Specification for Concentric-Lay-Stranded Aluminum-Clad Steel Conductors
EIA/TIA-455: Standard Test Procedures for Optic Fibers, Cables, Transducers, Sensors, Connecting and Terminating Devices and other Fiber Optic Components
EIA 492A: Generic Specification for Optical Waveguide Fibers
EIA 472A: Sectional Specification for Fiber Optic Communication Cables for Outside Aerial Use
2. Optical Fiber Characteristics
2.1 The optical, geometrical, mechanical and environment characteristics of the ITU-T G.652 optical fiber shall be accordance with below table:
| 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 | ≤0.22 | 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 | ||
3. Characteristics of Cable
3.1 Cable Construction and Parameter
Overhead ground wire made of aluminum-clad steel wire (AS) and stainless steel tube containing optical fiber.
3.2Cable type: OPGW-12B1-75[82.8;47.4]
3.2.1 Cross section of OPGW
| Structure | Material | No. | Material Diameter | ||
| Fiber | G.652 | 12 | - | ||
| Center | SUS Tube | 1 | Diameter | 4.0mm | |
| Layer 1 | 23%AS wire | 6 | Diameter | 4.0mm | |
3.2.1 Specification of OPGW
| Items | Technical Data | ||
| Stranded | Core, layer 1 | ||
| Stranding direction | Outer layer is right hand | ||
| Cable diameter (Nominal) | 12.0 mm | ||
| Cable Weight (Approx.) | 504 kg/km | ||
| Supporting Cross Section | AS Wire | 75.4 mm2 | |
| Rated Tensile Strength (RTS) | 91.0kN | ||
| Modulus of Elasticity (E-Modulus) | 149.0Gpa | ||
| Thermal Elongation Coefficient | 12.9×10-6/K | ||
| Maximum Working Stress (40%RTS ) | 33.12kN | ||
| Everyday Stress(EDS)(16~25%RTS) | 13.24~20.7kN | ||
| DC Resistance at 20℃ | 1.008 ohm/km | ||
| Short time current (1.0s, 40℃～300℃) | 6.9kA | ||
| Short time current Capacity ( I2t) | 47.4kA²s | ||
| Minimum bending radius | Installation | 25 times of cable diameter | |
| Operation | 15 times of cable diameter | ||
| Temperature Range | Installation | -10℃～+50℃ | |
| Storage & shipping | -40℃～+80℃ | ||
| Operation | -40℃～+80℃ | ||
4. Fiber and Loose Tube Color Identification
The individual fiber and loose tubes shall accordance with standard TIA/EIA-598-A and the color code as below.
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 |
5. Mechanical and Environmental Test.
The OPGW cable shall successfully pass the following tests which don’t must been chosen all. The following test items shall be carried out in according to corresponding reference.
| No | Item | Reference |
| OPGW tests | ||
| 1 | Cutoff wavelength | IEEE Std 1138 |
| 2 | Water ingress test | IEEE Std 1138 |
| 3 | Seepage of flooding compound | IEEE Std 1138 |
| 4 | Short circuit test | IEEE Std 1138 |
| 5 | Aeolian vibration test | IEEE Std 1138 |
| 6 | Sheave test | IEEE Std 1138 |
| 7 | Crush test | IEEE Std 1138 |
| 8 | impact test | IEEE Std 1138 |
| 9 | Creep test | IEEE Std 1138 |
| 10 | Stress-strain test | IEEE Std 1138 |
| 11 | Temperature cycling | IEEE Std 1138 |
| 12 | Strain margin test | IEEE Std 1138 |
| 13 | Galloping test | IEEE Std 1138 |
| 14 | Lightning test | IEEE Std 1138 |
| Fiber tests | ||
| 1 | Attenuation variation with wavelength | IEEE Std 1138 |
| 2 | Attenuation with bending | IEEE Std 1138 |
| 3 | Temperature cycling | IEEE Std 1138 |
| 4 | Attenuation at the water peak | IEEE Std 1138 |
| Field acceptance tests | ||
| 1 | Fiber continuity | IEEE Std 1138 |
| 2 | Attenuation | IEEE Std 1138 |
| 3 | Fiber length | IEEE Std 1138 |
6. Packing and Shipping
The OPGW shall be tightly and uniformly wound on a strong wood-iron reel which conforms to ANSI/AA 53-1981 or equal. The reel shall be lagged with stout wood-iron battens so as to prevent the OPGW from damage in ordinary shipping, handling, storage and stringing operations.
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