结构图 产品特点 GYSTA、GYSTS型层绞式光缆中心以单根磷化钢丝作为加强构件,周围以SZ绞方式紧密排列着内含多芯光纤及油膏的松套管,松套管的间隙充满阻水油膏,外包阻水包带,轧纹铝带(GYSTA型)或钢带(GYSTS型),外护套采用优质线性低密度或高密度黑色聚乙烯塑料。本光缆全截面阻水,具有低损耗、低色散的优点,适用于长途通信线路及市内接入网,局域网通信的管道或架空敷设。
主要技术参数 GYSTA型 GYSTS型 通信用室(野)外填充式 Filled communicationused outdoor 松套管层纹铝塑综合护层 Loose tube stranded Cohere guard-coat 光缆 Fiber cable 通信用室(野)外填充式 Filled communicationused outdoor 松套管层绞钢塑综合护层 Loose tube standed Cohere guard-coat 光缆 Fiber cable 光缆芯数(根)
No.of fiber 2-114 2-114 光缆外径
Outer dia. 12.5-20 12-20 钢丝数目×直径
No of steel 1×2.2 1×2.5 7×1 1×2.2 1×2.5 7×1 抗拉力(N)短期
Tensil strength resistance(shortterm) ≥1500 ≥1500 抗测压(N/100mm2)
S.P.resistance ≥1000 ≥1000 Crusit resistance 5N.m×5次 5N.m×5次 允许弯曲半径(动态)
Permissible bending radius 25倍光缆外径
25 times as outer dia. of fiber cable 25倍光缆外径
25 times as outer dia. of fiber cable 温度特性
Temperature -40℃~+60℃范围内光缆附加损耗
-40℃~+60℃ range the additional
loss of fiber cable a≤0.1dB/2km -40℃~+60℃范围内光缆附加损耗
-40℃~+60℃ range the additional
loss of fiber cable a≤0.1dB/2km 重量(kg/km)
Weight 180-400 180-400 纵向阻水性能
Longitudinal waterproof 1米高水柱24h后3m试样无水渗出
No water seepage for 3m samples in 1m water head for 24h 1米高水柱24h后3m试样无水渗出
No water seepage for 3m samples in 1m water head for 24h 特征 Properties 适合大芯数任意组合,自重轻能防潮,适合管道敷设
Suitable for multi-core arbitrary combination, dead weight is light, easy to manage duct laying. 适合大芯数任意组合,轻型铠装适合管道敷设
Suitable for multi-core arbitrary combination, light-belted,easy to manage overhead laying.