DA- Double Steel Wires Armored Submarine Optical Cable-160KN
Dawnergy’s double steel wires armored submarine optical cable’ single-mode/multimode fibers are housed in a tube that is made of stainless steel and filled with tube filling compound. Steel wires is wrapped outside the HDPE inner sheath. Finally, a HDPE outer sheath is extruded.
Fiber Optic Characteristics-G652D
Item | Contents | Value | |
Before cable | After cable | ||
Attenuation | @1310nm | ≤0.35dB/km | ≤0.38dB/km |
@1383nm | ≤0.34dB/km | ≤0.36dB/km | |
@1550nm | ≤0.21dB/km | ≤0.22dB/km | |
@1625nm | ≤0.24dB/km | ≤0.28dB/km | |
Dispersion | @1288nm~1339nm | ≤3.5ps/(nm·km) | |
@1550nm | ≤18ps/(nm·km) | ||
@1625nm | ≤22ps/(nm·km) | ||
Zero-Dispersion wavelength | 1300nm~1324nm | ||
Zero-Dispersion slope | ≤0.092ps/(nm2·km) | ||
Mode field diameter (MFD) |
@1310nm | 9.2±0.4μm | |
@1550nm | 10.4±0.8μm | ||
Cable cutoff wavelength λcc(nm) | ≤1260nm | ||
Micro bending Attenuation |
@1550nm (1turns; Φ32mm) | ≤0.05dB | |
@1550nm (100turns; Φ60mm) | ≤0.05dB | ||
Link polarization dispersion (PMDQ) | ≤0.15ps/km1/2 | ||
Geometrical characteristics | |||
Cladding diameter | 125±1.0μm | ||
Cladding non-circularity | ≤1% | ||
Core/cladding concentricity error | ≤0.6μm | ||
Fiber diameter with coating (uncolored) | 245±7μm | ||
Cladding/coating concentricity error | ≤12.0μm | ||
Mechanical characteristics | |||
Proof stress | ≥0.69GPa | ||
Fiber curl | ≥4m | ||
Coating strip force | 1.0~8.9N | ||
Environmental characteristics | |||
Temperature induced attenuation (-60~+85℃) | ≤0.05dB/km | ||
Dry heat induced attenuation (85℃±2℃, 30 days) | ≤0.05dB/km | ||
Water immersion induced attenuation (23℃±2℃, 30 days) | ≤0.05dB/km | ||
Damp heat induced attenuation (85℃±2℃, RH85%, 30 days) |
≤0.05dB/km |
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