Electrical cables can be applied to the copper core cables in the voltage of 450V - 750V and below for power, lighting, etc. StandardNational Standard GB 5023-1997, JB 8734-1998, etc.International Electrical Committee Standard 227 IEC, etc.British Standard (BS), Deutsches Institut fur Normung (VDE DIN), Japanese Industrial Standard (JIS) and so on.Specifications227 IEC01(BV)---Copper-cored ...