Professional Standard - Post and Telecommunication
Latest
YD/T 3248.1-2017
Scope
This part specifies the purpose, specimens, test equipment, procedures, requirements, details to be specified and result reports of the clear space verification test in microtubes used in air-blown laying of communication optical cables. This section is applicable to micro-tubes and bundled tubes with protective layers for air-blown laying of communication optical cables. Other optical cable ducts for air-blown laying can also be used as a reference.
YD/T 3248.1-2017 history
2017YD/T 3248.1-2017 Installation performance test methods for telecommunication optical fibre cables.Part 1: Microduct inner clearance verification