1 IEC, ASTM, DIN, BS standard 2 ISO,CCC,CB certification ... underground, outdoors and in cable ducting.Standards: BS6622, BS EN/IEC 60228Conductor: Class 2 stranded plain copper conductor to BS EN ... stipulations of 3.6/6kV, 6/10kV(11kV), 12/20kV(24kV), 19/33kV, 26/35kV(35kV).5. The environment temperature ... Certification of our Factory XLPE Insulated Power cable acc.IEC 60502-2 / NF C 33-220 3x300mm2