产品描述自承式蝶形光缆是将光通信单元处于中心,两侧放置两根平行加强元件(FRP或加强钢丝),吊线部分放置一根加强钢丝,最后,挤制低烟无卤护套或PVC护套成缆。此缆大规模应用于光纤到户(FTTH)网络中用户引入段的光缆,也适用于其他光纤接入的FTTO和FTTB等网络的用户引入段的光缆。 Product Description Self-supported butterfly optical fiber cable is the optical communication unit in the center, placed on both sides of two parallel reinforcement elements (FRP or reinforced wire), the suspension wire section to place a steel wire, and finally, extruded LSOH jacket or PVC sheath into a cable. This cable is widely used in optical fiber to the home (FTTH) network segment of the introduction of optical fiber users, but also for other fiber access FTTO and FTTB network users such as the introduction of fiber optic cable segment.