... of cores: 1, 2, 3, 3+1, 3+2, 3+3, 4, 4+1, 4+2, 5 and so on.b, Construction ... and can be laid with no restriction of different level.XLPE insulated steel wire armoured power cable ... corrossion, and it is simple construction, using convenient and higher operating of long term temperature. It ... laying in ground along route with large difference of level able to bear external mechanical forces. Product ...