Shielded Cable

Shielded Cables are used in security system as it provides protection from power frequency and radio frequency interference, thus , reducing the number of false alarms being generated. For the optimum use is necessary to keep the data or signal cables physically separated by at least 3 inches (75 mm) from heavy power circuits which are in parallel.

Construction Conductor:
Annealed copper wires according to class 1, 2 or 5 of BS EN 60228

Insulation :
PVC Type TI 51 according to BS EN 50290 – 2 – 21.

Pairs :
Twisted
Identification Pairs :
Blue & white. Blue cores indicate pair identification.

Assembly :
Concentric Layers.

Overall Screen :
Aluminium / Polyester tape 0.024mm in electrical contact with tinned aluminium copper wires of total section of 0.5 mm square Polyester tape 0.05 mm thick bonded.

Outer Sheath :
PVC Type TM 51 according to BS EN 50290 – 2- 22

Application :
PAS 5308 – 2 Design Guidelines.

Standards :
IEC 60332 – 1 Flame retardant.