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What are some common protective measures used for fiber optic cables?

Jul 03, 2023

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Fiber optic cables are used to transmit data at high speeds over long distances. These cables are made of very thin and fragile glass or plastic fibers and therefore require proper protection to ensure their performance and longevity. The following are some common protective measures:

1. Protective coating: Fiber optic cables are coated with a protective material such as acrylate, polyimide or silicone to protect them from damage caused by moisture, dust and other environmental factors.

2. Cable sheath: The cable sheath is used to protect it from physical damage such as cuts, abrasions and shocks. The sheath is made of polyethylene, polyurethane or PVC.

Armoring: Armoring is an additional protective layer added to the fiber optic cable to make it more resistant to crushing, bending and other mechanical stresses. The armor can be made of steel, aluminum or Kevlar.

4. Bend limiter: Bend limiters are used to protect cables from damage caused by excessive bending or twisting. They are usually made of materials such as aramid fiber or hard plastic.

5. Cable bridges and conduits: Cable bridges and conduits are used to protect cables from external damage and to keep them in order and easy to maintain and repair.

6. Underground ducts: Underground ducts are used to protect cables from damage caused by environmental factors such as moisture, temperature fluctuations and rodents.

By implementing these protective measures, fiber optic cables can operate more reliably for longer periods of time, which is critical for many applications that rely on these cables to transmit data.