Optical Characteristics
| Parameter / Property | G.652.D | G.655
| 50/125μm | 62.5/125μm |
| Attenuation @850nm | - | - | ≤3.0 dB/km | ≤3.0 dB/km |
| Attenuation @1300nm | - | - | ≤1.0 dB/km | ≤1.0 dB/km |
| Attenuation @1310nm | ≤0.36 dB/km | ≤0.40 dB/km | - | - |
| Attenuation @1550nm | ≤0.22 dB/km | ≤0.23 dB/km | - | - |
| Bandwidth @850nm | - | - | ≥500 MHz·km | ≥200 MHz·km |
| Bandwidth @1300nm | - | - | ≥1000 MHz·km | ≥600 MHz·km |
| Polarization mode dispersion (Individual fiber) | ≤0.20 ps/√km | ≤0.20 ps/√km | - | - |
| Design link value (M=20, Q=0.01%) | ≤0.1 ps/√km | ≤0.1 ps/√km | - | - |
Technical Data
| Item | Contents | Value |
| Fibre Count | 12 | 36 | 72 | 96 | 144 | 192 |
| Loose Tube | No.of tubes*fibres per tube | 1*12 | 3*12 | 6*12 | 8*12 | 12*12 | 16*12 |
| Outer diameter(mm) | 2.1 |
| Central Strength Member | Material | FRP |
| Diameter(mm) | 2.25 | 2.25 | 2.25 | 2.25 | 2.6 | 2.25 |
| Coating Diameter (mm) | - | - | - | 3.7 | 6.1 | - |
| Fire-Resistant Tape | 1SInner Layer | Mica tape |
| Outer Sheath | Thickness(mm) | Nominal:2.0 |
| Cable Diameter(mm)Approx. | 16.5 | 16.5 | 16.5 | 18.1 | 21.5 | 21.5 |
| Cable Weight(kg/km)Approx. | 280 | 280 | 280 | 350 | 520 | 560 |
| Operating Temperature Range(°℃) | -40~+70 |
| Tensile Strength Short/Long Term(N) | 2700/900 |
| Crush Resistance Short/Long Term(N/100mm) | 3000/1000 |
Main Mechanical and Environmental Performances
| Item | Test Standard | Specified Value | Requirements |
| Tension | IEC 60794-1-2-E1 | See Technical data | Additional attenuation ≤ 0.1dB after test |
| Crush | IEC 60794-1-2-E3 | See Technical data | Additional attenuation ≤ 0.1dB after test |
| Impact | IEC 60794-1-2-E4 | R=300mm, 10Nm one in 3 different places | Additional attenuation ≤ 0.1dB after test |
| Repeated Bending | IEC 60794-1-2-E6 | R=20*D | Additional attenuation ≤ 0.1dB after test |
| Water Penetration | IEC 60794-1-2-F5 | Sample length=3m, Water height=1m, 24 hours | No water leakage |
| Temperature Cycling | IEC 60794-1-2-F1 | -40°C~+70°C | Attenuation change: ≤ 0.05dB/km after test |
Packing and Reel Length
Standard wooden drum with protection.
Standard reel length: 2/3km/reel, other length is also available.
