... 7/15KV): CU Conductor PVC Insulated PVC Sheathed Power Cable Standards: 60502IEC ISO9001CU/XLPE/SWA/PE Electric Cables(8.7/15KV): ... ZR)YJLY23(Flame retardant) Cu, Al core XLPE insulated, PVC or PE sheathed power cable.For laying indoor, tunnel, underground and canal. ... (Flame retardant) Cu, Al core XLPE insulated, steel armoured, PVC or PE sheathed power cable.For laying indoor, tunnel, underground and ...