ApplicationsFor use on single se and three se primary underground distribution systems operating at 15 kV se to se at 100 % insulation level. Suitable for either direct burial or installation in ducts.ConstructionCopper concentrically stranded compressed conductor, triple single head extruded conductor shield, TRXLPE (tree-retardant cross-linked polyethylene) insulation and easy strippable insulation shield, all dry nitrogen cured; solid bare copper y spaced around the cable as a concentric neutral; LLDPE jacket with extruded longitudinal colored stripes, surface printed.