1,Copper conductor pvc insulated earth cable wire 300/500V 2,10sqmm-185sqmm 3.PVC insulation. 4,IEC, ... requirement4.Conductor: CCA or 100% soft copper . 5.Insulation: PVC insulated 6.Cores:1cores7.Cross section: 10sqmm - 185sqmm 8.Armoure: PVC ... .2, Copper wire stranding .3,PVC insulation extruding.4,Cores Twisting.5,Spooling. Main Quality Inspection Equipment:Spark Tester,Heating aging Chamber ...