1, Free Samples 2,99.995% pure copper 3,Professional QC inspection 4,VDE,UL,CCC,ROHS,CE certificate 5,Reply in 12 Hours 1 StandardGB 5023.11997 , JB 8734.15-1998, Q/ZEL 02-2002, GB 5023.17-1997, IEC2272 Voltages U0/U: 450/750V300/500V300/300V.(600/1000V also available)Max. permissible continuous operating temperature of the conductor: 70The ambient temperature under installation should not below ...