... unable to bear large pulling force.YJV23 YJLV23Copper conductor, XLPE insulated, steel tape armoured, PE sheathed power cable Aluminium conductor, XLPE ... unable to bear large pulling force.YJV33 YJLV33Copper conductor, XLPE insulated, steel wire armoured, PE sheathed power cable Aluminium conductor, XLPE ... free,Flame retardant type :add WDZ before basic type. XLPE insulated aluminum core power cable