... )Bare copper or tinned copper or CCA or CCS 3)8*0.22 unshield Shielded/Unshielded Alarm Cable: 1> Conductor: Bare copper ... > Insulation: PVC-flame proof 3> Cable cores: 2, 4, 6, 8, 12,...,50 are available 4> Shield: Al/polyester foil 5 ... 6> Drain wire: CU/TC/CCA7> Jacked: PVC-flame proof 8> Standard packing: 100m/roll, 100m/box, 100m/plastic spool, 300m ...