 In 1961–1962, NWK together with the Danish utility "Det Jyskfynske Elsamarbedje" (ELSAM; now part of Energienet) completed the 220 kV link from Flensburg to Aabenraa in Denmark.Later Vattenfall, ELSAM and NWK built the Konti-Skan link from Gothenburg to Aalborg.This link, which was to be jointly managed, went into operation in 1964.