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GYTS
    Publish time 2023-06-28 15:16    

Stranded loose tube steel tape armored cable GYTS

GYTS

Product description

The fibers,200/ 250μm, are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water-resistant filling compound. A steel wire, sometimes sheathed with polyethylene (PE) for cable with high fiber count, locates in the center of core as a metallic strength member. Tubes (and fillers) are stranded around the strength member into a compact and circular cable core. The cable core is filled with the filling compound to protect it from water ingress, over which a thin PE inner sheath is applied. After the PSP is longitudinally applied over the inner sheath, the cable is completed with a PE outer sheath.

Product Features

·Good mechanical and temperature performance
·High strength loose tube that is hydrolysis resistant  
·Special tube filling compound ensure a critical protection of fiber
·Specially designed compact structure is good at preventing loose tubes from shrinking 
·PE sheath protects cable from ultraviolet radiation       
·To assure the water-proof function by: 
  ·Single steel wire as central strength member
  ·Special tube filling compound ensure a critical protection of fiber
  ·Fully filled in the cable
  ·PSP layer

 

Product Standard

•GYTS cable complies with Standard YD/T 901-2009 as well as IEC 60794-1.

Optical Characteristics 

 




G.652

G.655

50/125μm

62.5/125μm


Attenuation

(+20℃)

@850nm



≤3.0dB/km

≤3.0dB/km

@1300nm



≤1.0dB/km

≤1.0dB/km

@1310nm

≤0.36dB/km




@1550nm

≤0.22dB/km

≤0.23dB/km



Bandwidth  
Class A)

@850



≥500MHZ·km

≥500MHZ·km

@1300



≥1000MHZ·km

≥600MHZ·km

Numerical Aperture




0.200±0.015NA

0.275±0.015NA

Cable Cut-off Wavelength λcc


≤1260nm

≤1480nm