·产品描述 description
gyxtpy光缆的结构是将 250μm 光纤套入高模量材料制成的松套管中，松套管内填充防水化合物。两侧放置两根平行钢丝后挤制聚乙烯护套成缆。 the fibers, 250μm, are positioned in a loose tube made of a high modulus plastic. the tubes are filled with a water-resistant filling compound. two parallel steel wires are placed at the two sides of the steel tape. the cable is completed with a polyethylene (pe) sheath. 　
·产品特点 characteristics 　
· 具有良好的机械性能和温度性能 · good mechanical and temperature performance · 松套管材料本身具有良好的耐水解性能和较高的强度 · high strength loose tube that is hydrolysis resistant · 管内充以特种油膏，对光纤进行了关键性保护 · special tube filling compound ensure a critical protection of fiber · 良好的抗压性和柔软性 · crush resistance and flexibility · 价格便宜，能降低运营成本 · inexpensive and can reduce operating costs · 两根平行钢丝保证光缆的抗拉强度 · two parallel steel wires ensure tensile strength · 直径小、重量轻、容易敷设 · small diameter, light weight and friendly installation · 较长的交货长度 · long delivery length 　
·光學特性 optical characteristics 　
　 g.652
g.655
50/125μm
62.5/125μm
衰减attenuation
(+20℃)
@850nm
≤3.0 db/km
≤3.0 db/km
@1300nm
≤1.0 db/km
≤1.0 db/km
@1310nm
≤0.36 db/km
≤0.40 db/km
@1550nm
≤0.22 db/km
≤0.23db/km
带宽(a级)
bandwidth (class a)
@850nm
≥500 mhz·km
≥200 mhz·km
@1300nm
≥1000 mhz·km
≥600 mhz·km
数值孔径numerical aperture
0.200±0.015na
0.275±0.015na
光缆截止波长cable cut-off wavelength λcc
≤1260nm
≤1480nm
·结构参数 technical parameters 　
光缆型号 cable type 光纤数 fiber count 光缆直径 cable diameter mm 光缆重量 cable weight kg/km 允许拉伸力 tensile strength 长期/短期 long/short term n 允许压扁力crush resistance 长期/短期 long/short term n/100mm 弯曲半径 bending radius 静态/动态 static /dynamic mm
gyxtpy 1~2 5.6 34 500 500 10d/20d
gyxtpy 3~6 6.0 38 500 500 10d/20d
gyxtpy 7~12 6.5 43 500 500 10d/20d
储存、使用温度: -40℃ 至 + 70℃ storage/operating temperature : -40℃ to + 70℃

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耐斯龙光缆（中国）有限公司
王鑫
13590491646
电话15099932713深圳宝安区大浪街道华宁西路东龙兴科技园1栋5楼