Optical Characteristics
|
| G.657.A2 | G.657.B3 |
| Attenuation | @1310nm | ≤0.4 dB/km | ≤0.36 dB/km |
| @1550nm | ≤0.3 dB/km | ≤0.25 dB/km |
Technical Data
| ltem | Contents | Value |
| Fibre Count | 1 | 2 |
| Tight buffered fibre | material | LSZH |
| diameter(mm) | 0.85±0.05mm |
| Strength member | material | Aramid yam |
| Sheath | Thickness(mm) | 0.75±0.1 | 0.8±0.1 |
| Cable diameter(mm)Approx | 3.0(±0.1) | 3.5(±0.1) |
| Cable weight(kg/km)Approx | 10.2 | 12.6 |
| Operating temperature range(℃) | -40~+70 |
| Tensile Strength Short/Long Term(N) | 800/400 |
| 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 ≤ 0.1dB 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 |
| Temperature Cycling | IEC 60794-1-2-F1 | -20°C~+70°C | Attenuation change: ≤ 0.05dB/km after test |
Packing and Reel Length
Standard wooden drum with protection.
Standard reel length: 1/2km/reel, other length is also available.
