These cables are suitable for installation in power distribution lines for rated voltages up tO 35kv.The mechanical and electrical characteristics of cables are in accordance with the Chinese national standard  GB/T14049一2008 The aerial cables for rated voltages 10kv and 35kv GB/T12527一2008 The aerial cables for rated voltages up to 1 kv. The cable core structure of steel core&aluminium rope XLPE insulation aerial cable is made as per national standard GB/T1179一2008 Aluminum rope and steel core&aluminum rope.Both the electric performance of cable and mechanical performance of meet national standard GB/T14049-2008 and GB/T12527-2008.