Optical Characteristics
| Parameter / Property | G.652.D | G.657 |
| Attenuation @1310nm | ≤ 0.38 dB/km | ≤ 0.36 dB/km |
| Attenuation @1550nm | ≤ 0.25 dB/km | ≤ 0.23 dB/km |
Technical Data
| Number Of Fibres | Number Of Units | Nominal Cable Dia (±0.1 mm) | Applicable Microduct (mm) | Nominal Weight (±0.5kg/km) |
| 2/4 | 1 | 1.15 | 5/3.5 or 3/2.1 | 1.2 |
| 6/8 | 1 | 1.5 | 5/3.5 or 3/2.1 | 1.8 |
| 12 | 1 | 1.6 | 5/3.5 or 3/2.1 | 2.2 |
| Cable type | Tensile strength (N) | Crush resistance (N/100mm) | Minimum Bending radius (mm) |
| Long term | Short term | Long term | Short term | During installation | After installation |
| EPFU | 0.5G | 1G | 30 | 100 | 200 | 100 |
Main Mechanical and Environmental Performances
| Items | 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 |
| Repeated Bending | IEC 60794-1-2-E6 | R=20*D | Additional attenuation: ≤ 0.1dB after test |
| Temperature Cycling | IEC 60794-1-2-F1 | -30°C~+70°C | Attenuation change: ≤ 0.1dB/km after test |
Packing and Reel Length
