That's interesting! According to this map [0] the AC connections are only between Sweden, Norway, Finland and a large part of Denmark. At least under the assumt

That's interesting! According to this map [0] the AC connections are only between Sweden, Norway, Finland and a large part of Denmark. At least under the assumtion that the frequencies are separated in the "converter station back-to-back" in Vyborgskaya, Russia. [0] https://www.entsoe.eu/Documents/Publications/maps/2017/Map_Northern-Europe-3.000.000_400dpi.pdf https://www.entsoe.eu/Documents/Publications/maps/2017/Map_N...