.Conductor sizes shall be as specified in the purchase order. For LV multi-core cables, the maximum cross section shall be 185mm2 while the minimum cross section shall be 2.5mm2. For MV multi-core cables, the maximum cross section shall be 300mm2 while minimum cross section shall be 25mm2. The cable inner and outer sheaths shall be extruded over the insulation and armour. They shall be resistant to scuffing, rough handling, UV radiation, heat, oil and natural gas corrosive agents normally found within a petrochemical/gas processing facility.