Underwater Cable

Underwater cable is rodent-proof with excellent mechanical properties. It is suitable for direct buried and underwater installations. The maximum installation water depth can reach 500 meters.

Product Description
  • Underwater fiber optic cable has steel wire armored structure. Single-mode or multi-mode optical fibers are housed within loose tubes made of high-modulus polyester material. The tubes are filled with  water-blocking compound. At the core’s center  a central strength member is located. The loose tubes (and possible filler rods) are stranded around this central member to form a compact, circular cable core. Any interstitial spaces within the core are filled with water-blocking filling compound. Steel wire armoring is applied over the inner sheath, and the cable is completed by extruding an outer polyethylene (PE) sheath.
Product Advantages
  • The loose tube material offers excellent hydrolysis resistance and high strength. Filled with a special flooding compound, it provides critical protection for the fibers.
  • Multiple stranded steel wires impart extremely high tensile and crush resistance to the cable, enabling it to withstand harsh conditions and ensure reliable optical signal transmission.
  • Effectively resists rodent bites and provides good ballistic protection.
  • Meets application requirements for direct burial on slopes, underwater installations, and similar demanding environments.
Fiber countNom. Cable diameter
(mm)
Cable weight
±15% (kg/km)
Bending radius(mm)Tensile load
Long-term/short-term (N)
Crush load
Long-term/short-term (N/100mm)
staticdynamic
2-3010.548415D30D4000/100003000/5000
32-361153515D30D4000/100003000/5000
38-7211.354315D30D4000/100003000/5000
74-8412.769115D30D4000/100003000/5000
86-9614.375315D30D4000/100003000/5000
98-10814.381215D30D4000/100003000/5000
110-12015.397115D30D4000/100003000/5000
122-13216.4101015D30D4000/100003000/5000
134-14417.4121815D30D4000/100003000/5000
146-21617.5122115D30D4000/100003000/5000
218-24018.3125815D30D4000/100003000/5000
242-26419134615D30D4000/100003000/5000
266-28820.3154315D30D4000/100003000/5000
36023.6192715D30D4000/100003000/5000
  • Installation method: Direct buried, underwater installation.
  • Operating temperature:
  • Storage and operation: -40℃ to +70℃; Laying: -15℃ to +60℃.
  • Bending radius: Static: 15 times the cable diameter; Dynamic: 30 times cable diameter.

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