BS EN 60794-3-21:2016 Optical fibre cables. Outdoor cables. Product specification for optical self-supporting aerial telecommunication cables for use in premises cabling
2016BS EN 60794-3-21:2016 Optical fibre cables. Outdoor cables. Product specification for optical self-supporting aerial telecommunication cables for use in premises cabling
2006BS EN 60794-3-21:2006 Optical fibre cables - Outdoor cables - Detailed specification for optical self-supporting aerial telecommunication cables for use in premises cabling