Description
Duct cable (round) Specification
1. Cable Description
Bow-type FTTH put in side with 2 FRP, the optical fiber unit positioned in the center. Two parallel strength member are placed at the two sides and have aramid yarn to protect the inside FTTH, outside sheath is PE.
2. Cable Drawing
Note : Structure drawing just for reference, please check the following details.
3. Application
1.Adopted to outdoor level and vertical distribution.
2.Suitable for aerial and duct drop installation
3.Long distance and local area network communication.
4. Characteristics
1. Good mechanical and environment characteristic
2. Anti-UV characteristic meet the requirements of relevant standards
3. The mechanical characteristic meet the requirements of relevant standards
4. Big capacity data transmission
5. Meet various requirements of market and clients
5. Features:
Cable construction details
| Items | Description | |
| Number of fiber | 8〜12cores | |
| Fiber type | G657A1 | |
| Strength member 1 | material | FRP |
| diameter | 2*0.5mm | |
| Strength member 2 | material | FRP |
| diameter | 2*0.5mm | |
| Inner sheath | material | LSZH |
| diameter | 1.8±0.2mm | |
| Color | Black | |
| Outer sheath | material | HDPE |
| diameter | ≥1.0mm | |
| Color | Black | |
| Aramid yarn | Kevlar yarn | |
| Inside Cable size (Height * width) | 2.8(±0.1) mm × 4.0(±0.2)mm | |
| Whole Cable sheath | 7.2±0.2mm | |
| Cable weight | 45KG±2KG | |
6. Standard color of fiber and tube
The color of the individual fibers, shall be in accordance with the table as below:
| 12core Standard Color Identification | ||||||
| No. | 1 | 2 | 3 | 4 | 5 | 6 |
| Color | Blue | Orange | Green | Blown | Grey | White |
| No. | 7 | 8 | 9 | 10 | 11 | 12 |
| Color | Red | Black | Yellow | Violet | Pink | Aqua |
7. Cable Mechanical characteristic
| Items | Description | |
| Installation Temperature range | -20–+60℃ | |
| Operation and transport temperature | -40-+70℃ | |
| Min Bending Radius(mm) | Long term | 15D |
| short term | 30D | |
| Allowable Tensile Strength(N) | Long term | 500 |
| short term | 1000 | |
| Crush Load (N/100mm) | Long term | 500 |
| short term | 1000 | |
| Recommended Span (m) | 70 | |
| Installation sag | 1.5% | |
| Max. Wind Speed (m/s) | 25 | |
| Average Wind Speed (m/s) | 10 | |
8. Requirement for Order:
1.Fiber sort: Single mode G652,G655,G657, Multi mode 50/125,62.5/125,OM3,OM4.
2.Fiber brand: YOFC, Corning, Fiberhome Fujikura, OFS etc.
3.Sheath material: PE,LSZH, PVC( can be required).
4.Sheath color: Black ,can be required.
5.The fiber and tube color: according to stranded color, can be required.
6.The cable Size: shall be in accordance with the table, can be required.
7.Length of cable: generally is 2KM, can be required.
8.Other requirement:can be negotiated.
9. Fiber characteristic
| Fiber style | Unit | SM
G652D |
SM
G657A1 |
SM
G657A2 |
||
| condition | nm | 1310/1550 | 1310/1550 | 1310/1550 | ||
| attenuation | dB/km | ≤0.36/0.23 | ≤3.5/0.21 | ≤3.5/0.21 | ||
| Dispersion | 1310nm | Ps/(nm*km) | ≤18 | ≤18 | ≤18 | |
| 1550nm | Ps/(nm*km) | ≤22 | ≤22 | ≤22 | ||
| Zero dispersion wavelength | nm | 1312±10 | 1312±10 | 1300-1324 | ||
| Zero dispersion slope | ps/(nm²×Km) | ≤0.091 | ≤0.090 | ≤0.092 | ||
| PMD Maximum Individual Fiber | [ps/√km] | ≤0.2 | ≤0.2 | ≤0.2 | ||
| PMD Design Link Value | ps/(nm²×Km) | ≤0.08 | ≤0.08 | ≤0.08 | ||
| Fiber cutoff wavelength λc | nm | ≧1180,≤1330 | ≧1180,≤1330 | ≧1180,≤1330 | ||
| Cable cutoff wavelength λcc | nm | ≤1260 | ….. | ….. | ||
| MFD | 1310nm | um | 9.2±0.4 | 9.0±0.4 | 9.8±0.4 | |
| 1550nm | um | 10.4±0.8 | 10.1±0.5 | 9.8±0.5 | ||
| Step(mean of bidirectional measurement) | dB | ≤0.05 | ≤0.05 | ≤0.05 | ||
| Irregularities over fiber length and point discontinuity | dB | ≤0.05 | ≤0.05 | ≤0.05 | ||
| Difference backscatter coefficient | dB/km | ≤0.03 | ≤0.03 | ≤0.03 | ||
| Attenuation uniformity | dB/km | ≤0.01 | ≤0.01 | ≤0.01 | ||
| Cladding diameter | um | 125.0±0.1 | 124.8±0.1 | 124.8±0.1 | ||
| Cladding non-circularity | % | ≤1.0 | ≤0.7 | ≤0.7 | ||
| Coating diameter | um | 242±7 | 242±7 | 242±7 | ||
| Coating/chaffinch concentrically error | um | ≤12.0 | ≤12.0 | ≤12.0 | ||
| Coating non circularity | % | ≤6.0 | ≤6.0 | ≤6.0 | ||
| Core/cladding concentricity error | um | ≤0.6 | ≤0.5 | ≤0.5 | ||
| Curl(radius) | um | ≥4 | ≥4 | ≥4 | ||
| Fiber style | Unit | SM
G652D |
SM
G657A1 |
SM
G657A2 |
||
| condition | nm | 1310/1550 | 1310/1550 | 1310/1550 | ||
| attenuation | dB/km | ≤0.36/0.23 | ≤3.5/0.21 | ≤3.5/0.21 | ||
| Dispersion | 1310nm | Ps/(nm*km) | ≤18 | ≤18 | ≤18 | |
| 1550nm | Ps/(nm*km) | ≤22 | ≤22 | ≤22 | ||
| Zero dispersion wavelength | nm | 1312±10 | 1312±10 | 1300-1324 | ||
| Zero dispersion slope | ps/(nm²×Km) | ≤0.091 | ≤0.090 | ≤0.092 | ||
| PMD Maximum Individual Fiber | [ps/√km] | ≤0.2 | ≤0.2 | ≤0.2 | ||
| PMD Design Link Value | ps/(nm²×Km) | ≤0.08 | ≤0.08 | ≤0.08 | ||
| Fiber cutoff wavelength λc | nm | ≧1180,≤1330 | ≧1180,≤1330 | ≧1180,≤1330 | ||
| Cable cutoff wavelength λcc | nm | ≤1260 | ….. | ….. | ||
| MFD | 1310nm | um | 9.2±0.4 | 9.0±0.4 | 9.8±0.4 | |
| 1550nm | um | 10.4±0.8 | 10.1±0.5 | 9.8±0.5 | ||
| Step(mean of bidirectional measurement) | dB | ≤0.05 | ≤0.05 | ≤0.05 | ||
| Irregularities over fiber length and point discontinuity | dB | ≤0.05 | ≤0.05 | ≤0.05 | ||
| Difference backscatter coefficient | dB/km | ≤0.03 | ≤0.03 | ≤0.03 | ||
| Attenuation uniformity | dB/km | ≤0.01 | ≤0.01 | ≤0.01 | ||
| Cladding diameter | um | 125.0±0.1 | 124.8±0.1 | 124.8±0.1 | ||
| Cladding non-circularity | % | ≤1.0 | ≤0.7 | ≤0.7 | ||
| Coating diameter | um | 242±7 | 242±7 | 242±7 | ||
| Coating/chaffinch concentrically error | um | ≤12.0 | ≤12.0 | ≤12.0 | ||
| Coating non circularity | % | ≤6.0 | ≤6.0 | ≤6.0 | ||
| Core/cladding concentricity error | um | ≤0.6 | ≤0.5 | ≤0.5 | ||
| Curl(radius) | um | ≥4 | ≥4 | ≥4 | ||
| G657A1 fiber Environmental Characteristics (1310nm, 1500nm, ＆1625nm) | |||||
| Temperature dependence Induced attenuation at | -60℃ to +85℃ | ≤0.05 | [db/Km] | ||
| Temperature-humidity cycling
Induced attenuation at |
-10℃ to +85℃, 98％ RH |
≤0.05 | [db/Km] | ||
| Watersoak dependence Induced attenuation at | 23℃ for 30 days | ≤0.05 | [db/Km] | ||
| Damp heat dependence
Induced attenuation at |
85℃ and 85％ RH | ≤0.05 | [db/Km] | ||
| for 30 days | |||||
| Dry heat aging at | 85℃ | ≤0.05 | [db/Km] | ||
| Mechanical Specification | |||||
| Proof test | off line | ≧9.0 | [N] | ||
| ≧1.0 | [%] | ||||
| ≧100 | [kpsi] | ||||
| Macro-bend induced attenuation | |||||
| 100 turns around a mandrel of 50 mm dimeter | |||||
| 10 turns around a mandrel of 30 mm dimeter | 1550nm | ≤0.1 | [dB] | ||
| 10 turns around a mandrel of 30 mm dimeter | 1625nm | ≤0.3 | [dB] | ||
| 1 turn around a mandrel of 20 mm diameter | 1550nm | ≤0.1 | [dB] | ||
| 1 turn around a mandrel of 20 mm diameter | 1625nm | ≤0.5 | [dB] | ||
| Coating strip force | typical average force | 1.7 | [N] | ||
| peak force | ≧1.3 ≤8.9 | [N] | |||
| Daynamic stress corrosition susceptibility parameter nd(typical) | ≧20 | ||||
| G657A2 fier Environmental Characteristics (1310nm, 1500nm, ＆1625nm) | |||||
| Temperature dependence Induced attenuation at | -60℃ to +85℃ | ≤0.05 | [db/Km] | ||
| Temperature-humidity cycling
Induced attenuation at |
-10℃ to +85℃, 98％ RH |
≤0.05 | [db/Km] | ||
| Watersoak dependence Induced attenuation at | 23℃ for 30 days | ≤0.05 | [db/Km] | ||
| Damp heat dependence
Induced attenuation at |
85℃ and 85％ RH | ≤0.05 | [db/Km] | ||
| for 30 days | |||||
| Dry heat aging at | 85℃ | ≤0.05 | [db/Km] | ||
| Mechanical Specification | |||||
| Proof test | off line | ≧9.0 | [N] | ||
| ≧1.0 | [%] | ||||
| ≧100 | [kpsi] | ||||
| Macro-bend induced attenuation | |||||
| 10 turns around a mandrel of 30 mm dimeter | 1550mm | ≤0.3 | [dB] | ||
| 10 turns around a mandrel of 30 mm dimeter | 1625mm | ≤0.1 | [dB] | ||
| 1 turns around a mandrel of 20 mm dimeter | 1550nm | ≤0.1 | [dB] | ||
| 1 turns around a mandrel of 20 mm dimeter | 1625nm | ≤0.2 | [dB] | ||
| 1 turn around a mandrel of 15 mm diameter | 1550nm | ≤0.5 | [dB] | ||
| 1 turn around a mandrel of 15 mm diameter | 1625nm | ≤1.0 | [dB] | ||
| Coating strip force | typical average force | 1.7 | [N] | ||
| peak force | ≧1.3 ≤8.9 | [N] | |||
| Daynamic stress corrosition susceptibility parameter nd(typical) | ≧20 | ||||
9.2 PHYSICAL / MECHANICAL / ENVIRONMENTALTEST OF METHOD
The method of testing for optical fiber cable:
| ITEMS | TEST METHOD |
| Mode field diameter | – Test method: : ITU-T Rec G.650.1 (07/2010) section 5.1và IEC 60793-1-45 (07/2001)
– Sample length: 2m |
| Cladding diameter | – Test method: : ITU-T Rec G.650.1 (07/2010) section 5.2 và IEC 60793-1-20 (09/2001)
– Sample length: 2m |
| Core concentricity error | – Test method: : ITU-T Rec G.650.1 (07/2010) section 5.2 và IEC 60793-1-20 (09/2001)
– Sample length: 2m |
| Cladding noncircularity | – Test method: : ITU-T Rec G.650.1 (07/2010) section 5.2 và IEC 60793-1-20 (09/2001)
– Sample length: 2m |
| Coating diameter | – Test method: : IEC 60793-1-21 (08/2001)
– Sample length: 2m |
| Cable cut-off wavelength | – Test method: : ITU-T Rec G.650.1 (07/2010) section 5.3 và IEC 60793-1-44 (07/2001)
– Sample length: 2m |
| Attenuation coefficient | – Test method: : OTDR
– Sample is infact cable in drum (usually 2km) – Attenuation coefficient is specified by attenuation per 1km (dB/km) that is displayed in OTDR machine. – Attenuation of an optical fiber: attenuation value per 1km of an optical fiber in cable. – Average Attenuation of whole cable: average attenuation of all optical fibers in cable |
| Fiber macrobend loss | – Test method: : ITU-T Rec G.650.1 (07/2010) section 5.6.1
– Bend 100 ring, the radius of ring is 30mm – Using Power meter measure attenuation before (for fiber straight, not bending, not twisting) and after bending – Acceptance Critera: attenuation Increment after test compared to before test: ≤ 0.05dB at 1625nm wavelength. |
| Chromatic Dispersion coefficient | – Test method: : ITU-T Rec G.650.1 (07/2010) section 5.5 và IEC 60793-1-42 (04/2007)
– Sample length: ≥ 1km |
| Zero Dispersion Slope | – Test method: : ITU-T Rec G.650.1 (07/2010) section 5.5 và IEC 60793-1-42 (04/2007)
– Sample length: ≥ 1km |
| Polarization Mode Disperion Coefficient (cabled Fiber) | – Test method: : ITU-T Rec G.650.2 (07/2010) section 5.5 và IEC 60793-1-42 (04/2007)
– Sample is infact cable in drum (usually 3km) |
10.1 Mechanical and Environmental Performance of the Cable
The Mechanical and Environmental Performance of the Cable
| ITEMS | TEST METHOD AND
ACCEPTANCE CRITERIA |
| Maximum operation tension (MOT) | #Test method: IEC-1-2-E1A
-Mandrel diameter: ≥100mm – Length under tension: ³50 m – Time under Tesion: 1 hour – Applied Load: follow table 5 requested # Acceptance Criteria: Attenuation nochange after test, during test compared to before test ≤ 0.05dB at 1550nm wavelength |
| Maximum allowable tension (MAT) | #Test method: EIA – 555 – 33A 1998
-Mandrel diameter: 100mm – Length under tension: ³50 m – Time under Tesion: 5 minutes – Applied Load: follow table 5 requested # Acceptance Criteria: Attenuation Incerment after test compared to before test: ≤ 0.05dB at 1550nm wavelength |
| Shock resistance of cable | #Test method: IEC 60794-1- E4
– Heigh of impact: 1m – Drop hammer mass: 1 kg – Steel intermediate striking curve Radius: 12.5 mm – Sample length: 5m – No of Impact per point:follow table 5 requested # Acceptance Criteria: Attenuation Incerment after test compared to before test: ≤ 0.05dB at 1550nm wavelength. |
| Applied load Crush Resistance | # Test method: IEC 60794-1-2-E3 and IEEE-1222-2003 section 3.1.1.7.1
– Length under Crush: 100m – Time under Crush: 1 minutes – Applied Load: follow table 5 requested # Acceptance Criteria: Attenuation Incerment after test compared to before test: ≤ 0.05dB at 1550nm wavelength. |
| ITEMS | TEST METHOD AND
ACCEPTANCE CRITERIA |
| Twist resistance of cable | # Test method: IEC 60794-1-2-E7 and IEEE-1222-2003 section 3.1.1.6
– Length under Twisting: 4m – Cable fixed Load: ≥20N – Twisted cycles: 00 -> 1800 -> 00 -> -1800 – A cycles times: ≤ 1 minutes – No of twist cycles: follow table 5 requested # Acceptance Criteria: Attenuation Incerment after test compared to before test: ≤ 0.05dB at 1550nm wavelength. |
| Bending resistance of cable | # Test method: IEC 60794-1-2-E6 and IEEE-1222-2003 section 3.1.1.6
– Applied load: ≥ 20kg. – Twisted cycles: 00 -> 900 -> -1800 -> 00 (00 equivalent vertical position) – Cycle number: 300 Cycles – Cycles speed: 30cycles/minute – Bending Radius: follow table 5 requested # Acceptance Criteria: Attenuation Incerment after test compared to before test: ≤ 0.05dB at 1550nm wavelength. |
The Mechanical and Environmental Performance of the Cable (continuous)
| ITEMS | TEST METHOD AND
ACCEPTANCE CRITERIA |
| Electric field Resistance (The space potential on the cable) | – Using tester that follows TCVN 68-160:2008
– Place two plates inside anh outside of outer jacket. – Set the voltage demand on technical requiement. – Time under the Voltage: 5 minutes – Acceptance Criteria: non – breaking cable |
|
Outer jacket thickness |
– Use a caliper to measure Outer jacket thickness
– Sample: a new cable removed from the cable drum – Perform measurements at 5 points separated by the least 1m to each others. – Evaluation criteria: the averge value of outer jacket thickness ≥ 1.5mm |
| Operating temperature | # Test method: IEC 60794-1-2- F1
– Cable length: ≥ 500m – Mandrel Diameter: ≥30D (D: Cable Diameter) -. Temperature cycling schedule: 230C ®300C® 600C ® 230C – Time from 230C to 300C: 3 hours – Time at -100C: 6 hours – Time from -100C to 230C: 3 hours – Time from 230C to 600C: 3 hours – Time at 600C: 6 hours – Time from 600C to 230C: 3 hours # Acceptance Criteria Attenuation Incerment after test compared to before test: ≤ 0.02dB at 1550nm wavelength. |
10. Cable marking
The cable sheath shall be marked with white characters at intervals of one meter with following information:
- Purchaser’s name
- Fiber type and counts
- Cable type
- Length marking
HUAWEI AGISSON, the year of manufacture, the type of cable, length marking
10.2 Cable reel:
Details given below shall be marked with a weather materials on both outer sides of the reel flange :
- Cable type/size
- Length of cable in meters
- Cable weight
- HUAWEI AGISSON
Notice: shipping mark is available if requested by customer.
11. Packing Information
- Packing material: Wooden drum
- Packing length: standard length of cable shall be 1 km. Other cable length is also available if required by customer
12. Our certificates :
1) ISO9002
2) SGS, ROHS
3) ULE329066
4) REACH
13. Testing Lab:
| No | Device name | No | Device name |
| 1 | Optical time domain reflectometer (OTDR) | 8 | GNZV Cable Torsion Testing Machine |
| 2 | Fiber Polarization Mode Dispersion | 9 | GQNV Cable Flexing Testing Machine |
| 3 | Fiber Dispersion ,Strain Tester | 10 | GJRV Cable Winding Testing Machine |
| 4 | High Low Temperature Test Chamber | 11 | GZDV Cable Vibration Testing Machine |
| 5 | Cable Impact Testing Machine | 112 | Cable Water Penetration Test |
| 6 | Cable Squash Tensile Testing Machine | 113 | Fusion Splicer |
| 7 | GWQV Cable Bending Tester | 14 | Cable Water Penetration Test Rig |
Fiber Optic Cable Mechanical Performance Testing Laboratory
- Main Testing Type: Precision Test and Mechanical Test.
- Precision Testing Machine: EXFO OTDR, EG&G PMD-440,CD-400.
- Mechanical Performance Testing : Temperature, Impact, Tensile, Bending, Torsion, Flexing, Winding, Vibration, Water Penetration, Fusion Splicer, Water Penetration.
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