Construction
single core: stranded aluminium conductor - conductor screen of semiconducting compound - insulation of cross-linked polyethylene (XLPE) - screen of semiconducting compound - semiconducting bedding plus copper wires and copper tape - separation tape - PE sheath
supporting strand: Conductor of stranded Aldrey wires - PE sheath
Overhead cable: Three single cores laid-up over the supporting strand
Application
Outdoors, in ground, indoors and in cable ducts
Conditions for current load
ambient temperature 35°C
wind velocity 0.6m/s
load factor 1.0
direct exposures to sunlight
conductor temperature under
standard load 90°C
conductor temperature under
short circuit conditions 250°C
|