Optical Characteristics
| Parameter / Property | G.652.D | G.657
|
| Attenuation @1310nm | ≤0.40 dB/km | ≤0.36 dB/km |
| Attenuation @1550nm | ≤0.30 dB/km | ≤0.25 dB/km |
Technical Data
| Item | Contents | Value |
| Fibre Count | 1 | 2 | 4 |
| Self-supporting Strength member | material | Steel wire |
| diameter(mm) | 1.1mm |
| Strength member | material | KFRP/Steel wire |
| diameter(mm) | 0.52/0.45 | 0.52/0.45 | 0.52/0.45 |
| Sheath | Thickness(mm) | ≥0.40 |
| Cable diameter(mm)Approx | 2.0*5.2(±0.1) | 2.0*5.2(±0.1) | 2.0*5.2(±0.1) |
| Cable weight(kg/km)Approx | 18.5/20 | 19/20.5 | 20/21.5 |
| Operating temperature range(℃) | -40~+70 |
| Tensile Strength Short/Long Term(N) | 600/300 |
| Crush resistance short/long term (N/100mm) | 1000/500 |
Main Mechanical and Environmental Performances
| Item | Test Standard | Specified Value | Requirements |
| Tension | IEC 60794-1-2-E1 | See Technical data | Additional attenuation ≤ 0.4dB after test |
| Crush | IEC 60794-1-2-E3 | See Technical data | Additional attenuation ≤ 0.4dB after test |
| Impact | IEC 60794-1-2-E4 | R=300mm, 10Nm, one in 3 different places | Additional attenuation ≤ 0.4dB after test |
| Repeated Bending | IEC 60794-1-2-E6 | R=30H | Additional attenuation ≤ 0.4dB after test |
| Temperature Cycling | IEC 60794-1-2-F1 | -40°C~+70°C | Attenuation change: ≤ 0.4dB/km after test |
