This standard specifies the product classification, structure, marking, documentation length, technical requirements, test methods, inspection rules, packaging, storage and transportation, as well as installation and operation requirements of layered outdoor optical cables for communications. The optical cables specified in this standard are suitable for use as optical communication outdoor transmission lines in long-distance trunk lines and inter-office trunk lines of local networks, and can also be used for optical communication outdoor feeders and wiring of local network subscriber lines.
YD/T 901-1997 history
2018YD/T 901-2018 Layer-twisted filled outdoor optical cable for communications
2009YD/T 901-2009 stranded loose tube optical fibre cables for outdoor application for telecommunication
2001YD/T 901-2001 Optical Fiber Cables for Core Network—Loose Tube Stranding Type of Outdoor Optical Fiber Cables for Teclecommunication
1970YD/T 901-1997 Stranded outdoor optical cable for communication