... 2.construction:Concentric strand or compressed 1350-H19 conductor, poly- ethylene or cross linked polyethylene insulation, ... whose construction is phase conductor with neutral bare conductor or phase conductor with insulated neutral conductor , etc. And we ... XLPE insulation . ConstructionConcentic strand or cmpressed 1350-H19 conductor , polyethylene or cross linked polyethylene insulation, concentric ...