... 4.OEM factory ,good quality,lowest pric 3 core x 50 sqmm Copper Conductor SWA Armored ... BS442 Sheath: To BS6746 Type G.Core Identification: 2 Cores: Blue, Brown 3 Cores: Brown, Black, Grey 4 ... Brown, Blue, Black, Grey and G/Y Four Core Plain annealed copper conductor, XLPE insulated / PVC extruded bedded ... . 600 / 1000 volts grade to BS5467. Four Core : 6944X Size SQ. MMClass of ConductorRT of Bedding ...