KS IEC 60794-4-20: 2018

Optical fibre cables-Part 4-20:Sectional specification-Aerial optical cables along electrical power lines-Family specification for ADSS (all dielectric selfsupported) optical cables.

Covers optical telecommunication cables, commonly with single-mode fibres1 used primarily in overhead power lines applications. The cables can also be used in other overhead utility networks, such as for telephony or TV services.