... 6 (equivalent to IEC60502 and IEC60331) for PVC insulated power cable and fire resistant cable needed by domestic customer, and for foreigner ... standards. In addition, we can design and manufacture the cable with special characteristics according to needs of customers.3. construction ... 1kv,3.6/6kv.Conductors: copper or aluminum.Number of cable cross: one core(Single core),two cores(Double cores), ...