Dây cáp quang GYFTA33
Thông số kỹ thuật dây cáp GYFTA33
No. of cable | 4 | |
Fiber Model | G652D | |
Central Strength Member | Material | FRP |
Diameter(±0.05)mm | 1.5 | |
Loose Tube |
Material | PBT |
Diameter(±0.1)mm | 1.7 | |
Thickness(±0.03)mm | 0.32 | |
The Max.Core NO./Tube | 4 | |
Filler rope |
Material | PE |
Diameter(±0.1)mm | 1.7 | |
NO. | 4 | |
Armoring |
Material | Aluminum tape |
Thickness(±0.05)mm | 0.25 | |
Water Blocking layer(Material) | Flooding Compound | |
Inner
Sheath |
Material | LSZH |
Thickness(±0.1)mm | 0.9 | |
Strength Member |
Material | Galvanized Steel wire |
Diameter(±0.05)mm | 1.5 | |
NO. | 20 | |
Outer
Sheath |
Material | LSZH |
Thickness(±0.1)mm | 1.6 | |
Cable Diameter(±0.3)mm | 14.3 | |
Cable Weight(±10)kg/km | 400 |
Min. bending radius | Without Tension | 15×Cable-φ |
Under Maximum Tension |
30×Cable-φ | |
Temperature range
(℃) |
Installation | -20~+60 |
Transport&Storage | -40~+70 | |
Operation | -40~+70 |
Fiber Colors
No. | 1 | 2 | 3 | 4 | ||
Color | Blue | Orange | Green | Brown |
Loose Tube Colors
No. | 1 | |||||
Color | Blue |
Application:
NO. | Item | Requirement | |
1 |
Allowable Tensile
Strength |
Short Term | 10000 N |
Long Term | 4000 N | ||
2 |
Allowable Crush
Resistance |
Short Term | 5000 (N/100mm) |
Long Term | 3000 (N/100mm) |
The properties of single mode optical fiber (ITU-T Rec. G.652.D)
Item | Specification |
Fiber type | Single mode |
Fiber material | Doped silica |
Attenuation coefficient
@ 1310 nm @ 1383 nm @ 1550 nm @ 1625 nm |
0.36 dB/km 0.32 dB/km 0.22 dB/km 0.30 dB/km |
Point discontinuity | 0.05 dB |
Cable cut-off wavelength | 1260 nm |
Zero-dispersion wavelength | 1300 ~ 1324 nm |
Zero-dispersion slope | 0.092 ps/(nm2.km) |
Chromatic dispersion
@ 1288 ~ 1339 nm @ 1271 ~ 1360 nm @ 1550 nm @ 1625 nm |
3.5 ps/(nm. km) 5.3 ps/(nm. km) 18 ps/(nm. km) 22 ps/(nm. km) |
đại lý GYFTA33 | nhà phân phối GYFTA33
PMDQ (Quadrature average*) | 0.2 ps/km1/2 |
Mode field diameter @ 1310 nm | 9.2±0.4 um |
Core / Clad concentricity error | 0.5 um |
Cladding diameter | 125.0 0.7 um |
Cladding non-circularity | 1.0% |
Primary coating diameter | 245 10 um |
Proof test level | 100 kpsi (=0.69 Gpa), 1% |
Temperature dependence
0℃~ +70℃ @ 1310 & 1550nm |
0.1 dB/km |
Main mechanical & environmental performance test
Item |
Test Method |
Acceptance Condition |
– Load: Short term | – Fiber strain 0.36%
– Loss change 0.1 dB @1550 nm – No fiber break and no sheath damage. |
|
Tensile Strength | tension | |
IEC 794-1-2-E1 | – Length of cable: about
50m |
|
Crush Test |
– Load: Short term crush – Load time: 1min |
– Loss change 0.05dB@1550nm
– No fiber break and no sheath damage. |
IEC 60794-1-2-E3 | ||
Impact Test |
– Points of impact: 3
– Times of per point: 1 – Impact energy: 5J |
– Loss change 0.1dB@1550nm
– No fiber break and no sheath damage. |
IEC 60794-1-2-E4 | ||
Temperature |
– Temperature step:
+20oC→-40oC→+70oC →+20oC – Time per each step: 12 hrs – Number of cycle: 2 |
– Loss change 0.05 dB/km@1550 nm – No fiber break and no sheath damage. |
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