Cable Design:
Technical Data:
No. of cable 24 48
Fiber Model G.652D
Design (Strength Member + Tube & Filler) 1+6
Central Strength Material Steel Wire
Member Diameter(±0.05)mm 2
Loose Tube Material PBT
Diameter(±0.06)mm 2
Thickness(±0.03)mm 0.32
The Max. Core NO./Tube 12
Water Blocking layer (Material) Flooding Compound
Armoring Material Steel Strip
Thickness(+0.03)mm 0.2
Outer Sheath Material MDPE
Thickness(±0.2)mm 2
Cable Diameter(±0.2)mm 11
Cable Weight(±5)kg/km 131
Min. Bending Radius Without Tension 10.0×Cable-φ
Under Maximum Tension 20.0×Cable-φ
Temperature Range(℃) Installation -20~+60
Transport & Storage -40~+70
Operation -40~+70
Fiber Colors:
No. 1 2 3 4 5 6
Color Blue Orange Green Brown Gray White
No. 7 8 9 10 11 12
Color Red Black Yellow Violet Pink Aqua
Loose Tube:
No. 1 2 3 4
Color Blue Orange Green Brown
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 0.35 dB/km
@ 1383 nm 0.30 dB/km
@ 1550 nm 0.21 dB/km
@ 1625 nm 0.24 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 3.5 ps/(nm. km)
@ 1271 ~ 1360 nm 5.3 ps/(nm. km)
@ 1550 nm 18 ps/(nm. km)
@ 1625 nm 22 ps/(nm. km)
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°C~+70°C @ 1310 & 1550nm 0.1 dB/km
Application:
NO. Item Requirement
1 Allowable Tensile Strength Short Term 1500 N
Long Term 600 N
2 Allowable Crush Resistance Short Term 1000 (N/100mm)
Long Term 300 (N/100mm)
Main mechanical & environmental performance test:
Item Test Method Acceptance Condition
Tensile Strength IEC 794-1-2-E1 - Load: Short term tension - Fiber strain 0.33%
- Length of cable: about 50m - Loss change 0.1 dB @1550 nm
- No fiber break and no sheath damage.
Crush Test
IEC 60794-1-2-E3 - Load: Short term crush - Loss change 0.05dB@1550nm
- Load time: 1min - No fiber break and no sheath damage.
Impact Test
IEC 60794-1-2-E4 - Points of impact: 3 - Loss change 0.1dB@1550nm
- Times of per point: 1 - No fiber break and no sheath damage.
- Impact energy: 5J
Temperature Cycling Test YD/T901-2001-4.4.4. 1 - Temperature step:
+20oC→-40oC→+70oC
→+20oC - Loss change 0.05 dB/km@1550 nm
- Time per each step: 12 hrs - No fiber break and no sheath damage.
- Number of cycle: 2
Sheath Marking:
The optical fiber drop cable shall have sequentially numbered length marking at intervals of approximately 1 meter. The starting number of ordering length for any coil shall begin whit zero meter. The accuracy of the measurement of length marking shall be held within the limits of ±1%.
a) Manufacturer’s name
b) Type of wire
c) Year and month of manufacture
d) Length marking each meter along the wire
ATOP GYTS-××B1 2019 =0001 m=
(a) (b) (c) (d)
Part Number:
Items Name Part Number
24 core Armored Cable 24F-GYTS-SM-AT
48 core Armored Cable 48F-GYTS-SM-AT
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