Fibre-optic cable for group laying taking into account the volume of combustible load of cables, in internal electrical installations, as well as in buildings and constructions with mass stay of people, including multifunctional high-rise buildings and buildings-complexes and closed cable constructions, in cable ducts, not infested with rodents. The cable contains dielectric central power element (CPE), modular cable core. The outer sheath is made of polymer material, which does not spread burning in group laying and does not emit corrosive gaseous products during burning and smouldering
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