Steel wire outside the optical cable
The zinc coating provides cathodic protection (CP) to the steel, meaning that red rust is prevented even on the cut ends. It is widely used in environments where durability and resilience against external forces are. Armored fiber optic cables are designed to protect delicate optical fibers from physical damage while maintaining high transmission performance. Aerial installation is generally much less costly than underground construction also. Armour: One layer of galvanized round steel wires Outer Sheath: PE / PVC / LSZH compounds 15 x cable.
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