Description:
The optical fibers G657A is placed in center , two parallel strength member are placed at two sides, then cable is completed with LSZH sheath and surround by two parallel FRP and Aramid yarn as strength member, Aluminum Tape or Steel tape Armored. Finally , an extremely outer PE sheath is extruded.
Technical Characteristics
No. of cable | 1/2/4 | |||
Fiber Model | G.657A1 | |||
Strength Member | Materia | FRP | ||
Diameter (±0.03) mm | 0.5 | |||
NO. | 2 | |||
Strength Member | Materia | Steel wire | ||
Diameter (±0.03) mm | 0.4 | |||
NO. | 2 | |||
Inner Sheath | Materia | LSZH | ||
Colour | White/black | |||
Water Blocking layer (Materia) | Water Blocking Tape | |||
Armor | Materia | Aluminum Tape / Steel tape | ||
Thickness (±0.03) mm | 0.20 | |||
Outer Sheath | Materia | PE | ||
Thickness (±0.03) mm | 1.2 | |||
Colour | Black | |||
Cable Diameter (±0.2) mm | 7.0 | |||
Cable Wetght (±2) kg/km | 45 | |||
Attenuation | 1310nm | dB/km | 0.50 | |
1550nm | 0.40 | |||
Allowable Tensile Strength | Short Term | N | 1000 | |
Long Term | 500 | |||
Allowable Crush Resistance | Short Term | N/100mm | 2200 | |
Long Term | 1000 | |||
Min. bending radius | Without Tension | 15.0×Cable-φ | ||
Under Maximum Tension | 30.0×Cable-φ | |||
Temperature range (℃) | Installation | -20~+60 | ||
Transport & Storage | -40~+70 | |||
Operation | -40~+70 | |||
Environmental Characteristics
• Transport/storage temperature: -20℃ to +60℃
Delivery Length
• Standard reel length: 1km or 2km; other lengths are also available.
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