unshielded/shield UTP CAT3 telephone cable/drop wire

详情

*5 pair solid PE insulation LAP sheathed air core outdoor rallonge CAT3 telephone cable 
 Application:
 Air core duct cable are used for primary underground distribution networks.
 Cable construction:
 Solid annealed copper conductor
Solid PE or foam skin insulation
Core wrapping tape
Aluminium moisture barrier
Extruded black PE sheath
Sheath marking by ink jet
Conductor
Material: *9.*9% oxygen-free soft round copper wire, comply with the national standard GB********3
Conductor nominal diameter: 0.5 ± 0.**5 mm
Conductor Elongation rate: ≥ *5%
 Insulation
Material: High density polyethylene(HDPE), with density 0.**1g/cm3 ,meet the national standard YD / T *******5
Insulation integrity: DC spark test 1.**6KV, every *2Km insulation does not exceed a pinhole or similar defects.
 Insulation Diameter: 0.9± 0.*2 mm
 Insulated main colors: white red black yellow purple
 Insulated auxiliary colors: blue orange green brown gray
 Insulation requirements: color does not fade, does not migrate, mechanical and physical properties meet the standard and requirements of GB/T****9.***3