List of high-voltage transmission links in Norway.
Name | Substation NO | Substation 2 | Length (km) | Voltage (kV) | Power (MW) | Operational | Remarks |
---|---|---|---|---|---|---|---|
Boris Gleb | Kirkenes | Boris Gleb | 10.7 | 154 | 50 | 1972 | import only from Boris Gleb hydroelectric station[1][2] |
Skagerrak | Kristiansand | Tjele | 240 | 2 × 250, 1 × 350, 1 × 500 | 1,632 | 1977 | submarine HVDC, 4 subsystems |
NorNed | Feda | Eemshaven | 580 | ±450 | 700 | 2008 | submarine HVDC |
NordLink | Ertsmyra | Wilster | 623 | 500 | 1,400 | 2021 | submarine HVDC |
North Sea Link | Kvilldal | Blyth, Northumberland | 720 | ±515 | 1,400 | 2021 | submarine HVDC |
In addition to the above, named interconnectors Norway has cross-border interconnections with Sweden and Finland, as of 2022[update] seven 132 kV–420 kV lines to Sweden and one 220 kV AC line to Finland.[3] As of October 2022[update] Norway can in total import 9,245 MW of power and export 8,950 MW of power.[4]
Name | Substation 1 | Substation 2 | Length (km) | Voltage (kV) | Power (MW) | Operational | Remarks |
---|---|---|---|---|---|---|---|
HVDC Troll | Kollsnes | Troll A platform | 70 | 60 | 80 | 2004 | unidirectional, submarine HVDC[5] |
Valhall HVDC | Lista | Valhall oil field | 292 | 150 | 78 | 2011 | unidirectional, submarine HVDC[6] |
Johan Sverdrup Phase 1 | Haugsneset | Johan Sverdrup platform | 200 | ±80 | 100 | 2019 | unidirectional, submarine HVDC[7] |
Johan Sverdrup Phase 2 | Haugsneset | Johan Sverdrup platform | 200 | ±80 | 200 | 2019 | unidirectional, submarine HVDC[7] |