Loose Tube Stranded Cable (GYTC8S) Optical Fiber Cable
This GYTC8S Figure 8 Self-support Singlemode 48 Core Optical Fiber Cable has been designed for long haul / backbone application. GYTC8S Figure 8 Self-support Singlemode 48 Core Optical Fiber Cable are designed for easy and economical installation.
Fiber Specification
| Technical parameter of ITU-T G.652D (B1.3) single-mode optical fiber |
| Characteristics |
Conditions |
Specified Values |
Units |
| Optical Characteristics |
|
|
|
| Mode field diameter (MFD) |
1310nm
1550nm |
9.2±0.4
10.4±0.8 |
µm
µm |
| Cut-off wavelength (λcc) |
|
≤1260 |
nm |
| Attenuation coefficient |
1310nm
1383nm
1550nm |
<0.35
<0.35
<0.22 |
dB/km
dB/km
dB/km |
| Macro bending loss |
φ75mm, 100circles, at 1550nm |
≤0.1 |
dB |
| Attenuation non-uniformity |
|
≤0.05 |
dB |
| Dispersion coefficient |
1288~1339nm
1271~1360nm
1550nm |
≤3.5
≤5.3
≤18 |
Ps/(nm.km)
Ps/(nm.km)
Ps/(nm.km) |
| Zero dispersion wavelength |
|
1300~1324 |
nm |
| Max zero dispersion slope |
|
≤0.093 |
Ps/(nm2.km) |
| Group index of refraction (typical value) |
1310nm
1550nm |
1.466
1.467 |
|
| Geometric characteristic |
|
|
|
| Cladding diameter |
|
125.0±1.0 |
µm |
| Core/cladding concentricity error |
|
≤0.8 |
µm |
| Cladding non-circularity |
|
≤1.0 |
% |
| Coating diameter |
|
245.0±10 |
µm |
| Cladding/coating concentricity error |
|
≤12.0 |
µm |
| Coating non-circularity |
|
≤8 |
% |
| Diameter of colored coating |
|
250.0±15 |
µm |
| Mechanical characteristic |
|
|
|
| Curling (radius) |
|
≥4 |
m |
| Proof stress |
|
>0.69 |
Gpa |
| Coating strip force |
Average value
Peak value |
1.0-5.0
1.3-8.9 |
N
N |
| Dynamic stress corrosion susceptibility parameter (nd value) |
|
≥20 |
|
GYTC8S Figure 8 Self-support Singlemode Optical Fiber Cable Structure &Properties:
1. Up to 288 fibers with good excess length and minimizes the influence of lateral crush.
2. Water blocking tape armored and PE outer sheath providing property crush resistance and gun shot resistance features.
3. Cross-section shows figure 8. Stranded wires as self supporting member providing excellent strain performance and convenient installation.
Applicable Fields:
This cable has been designed for aerial application with messenger wire as support member made excellent anti-pull performance and easy installation.
Cable Design
| Item |
Description |
| 1.Fiber count |
12F |
24F |
48F |
| 2. Cable Diameter(MM) |
8.8x15.8mm±0.2mm |
8.8x15.8mm±0.2mm |
9.6x16.6mm±0.2mm |
| 3. Cable Weight(KG) |
141KG |
141KG |
158KG |
| 4. Messenger wire |
|
| -Material |
Steel wire |
| -Structure |
1.0/7-3.0mm |
| 5. Loose Tube |
|
| -Material |
PBT |
| -Outer diameter |
1.6 mm |
1.6 mm |
2.0 mm |
| -Thickness |
0.3mm |
| -Type of filling compound |
Jelly |
- Central strength member
|
|
| -Material |
Steel wire |
| -Diameter |
1.4mm |
| 7. Water-blocking system |
|
| -Material |
Filling compound |
| 8. Core wrap |
|
| -Material |
polyester tape |
| 9. Armour |
|
| -Material |
Steel tape |
| -Thickness |
0.22mm |
| -Coating material |
Plastic |
| -Coating thickness |
0.1mm |
| 10.Outer Sheath |
|
| -Material |
PE |
| -Thickness |
1.6mm±0.2mm |
| 11. Sheath marking |
|
| -Type of marking |
Laser printing |
Our Quality & Service:
DONGGUAN TW-SCIE CO., LTD. is committed to providing the highest quality optical fiber cable products & services to our customers by:
1.Consistently meeting for product quality and performance;
2. Timely delivery of products and services to meet our customer's requirements;
3. Ensuring that our people are properly trained so that they are better able to serve our customers.
We boost more than 50 sets of production and testing lines, as, 10 FTTH drop cable lines, 8 outdoor fiber optic cable lines, 3 indoor fiber optic cable lines, 4 OPGW lines, 4 ADSS lines, 3 color dying lines, 6 secondary coating lines, as well as about 20 testing lines.
Company History:
★ 2002 05, Shenzhen TW-SCIE Co., Ltd. was established in Shenzhen
★ 2002 07, Start to source and distribute fiber cable, media converter, patch cords, and connectors.
★ 2002 10, TW-SCIE Shenzhen factory was set up, specializing in manufacturing patch cords.
★ 2003 02, Shenzhen factory introduced production lines to make media converter.
★ 2003 09, Shenzhen factory introduced production lines for fiber optic cables manufacture.
★ 2003 10, First drum of outdoor cable was produced from brand new production line.
★ 2004 08, Shenzhen TW-SCIEe Co., Ltd. have over 100 employees, fiber optic cables are widely used by China Telecom, China Mobile, and China CATV operators in more than 20cities and areas.
★ 2004 12, Shenzhen TW-SCIE Co., Ltd. was approved and get export & import license, meanwhile it export to Singapore, Malaysia, South Korea, India, Pakistan…
★ 2006 07, Shenzhen TW-SCIE Co., Ltd. bought land (more than 10000square meters) in Dongguan City and build new factory.
★ 2007 10, Shenzhen TW-SCIE Co., Ltd. move to Dongguan and Dongguan TW-SCIE Co., Ltd. was established.
★ 2008 05, TW-SCIE introduced 10 more production lines and enlarged production capability.
★ 2010 04, TW-SCIE's sales reached 3 million core kilometers and keep increasing rapidly.
★ 2013 05, TW-SCIE sales centre was set up in Dongming Building, Shenzhen.
★ 2013 06, Start new business of networking active equipments.
★ 2014 03, Hong Kong TW-SCIE Limited was established.
★ 2016 11, Shenzhen TW-OPTIC Technology Co.,Ltd. was set up, specializing in manufacturing laser TV, ultra-precision optical product.
★ 2017 12, Sichuan TW-SCIE Co.,Ltd. was set up, specializing in manufacturing OPGW, ADSS cable.
★ 2018 05, TW-SCIE's sales reached 10 million core kilometers and keep increasing rapidly.
Our products have passed every required test, and we will affix the certificate of qualification after passing the test. Finally delivered to the customer. In the past 20years, the company has been adhering to the principle of "quality first, customer first" and has gained a good reputation among customers at home and abroad. And it has set the standard in cable and communications.
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