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HVDC Vancouver-Island


HVDC Vancouver Island is a high-voltage direct current interconnection between the Vancouver Island Terminal (VIT) in North Cowichan, British Columbia on Vancouver Island at 48°49′39″N 123°42′55″W / 48.82750°N 123.71528°W / 48.82750; -123.71528 (Vancouver Island Terminal ( North Cowichan Static Inverter Plant)) and the Arnott Substation (ARN) in Delta, British Columbia at 49°5′31″N 123°2′31″W / 49.09194°N 123.04194°W / 49.09194; -123.04194 (Arnott Substation ( Delta Static Inverter Plant)) on the Canadian mainland. It went into operation in 1968 and was extended in 1977. HVDC Vancouver Island consists of three overhead line sections with a total length of 42 kilometres and two submarine cable sections with a length of 33 kilometres.

After its departure from Arnott Substation the overhead power line on the mainland splits at 49°3′38″N 123°4′30″W / 49.06056°N 123.07500°W / 49.06056; -123.07500 (Powerline Branch) into two branches, one running to a terminal at 49°3′6″N 123°7′22″W / 49.05167°N 123.12278°W / 49.05167; -123.12278 (Mainland Cable Terminal 1) and the other running to a terminal at 49°1′40″N 123°6′1″W / 49.02778°N 123.10028°W / 49.02778; -123.10028 (Mainland Cable Terminal 2), where the first submarine cable section begins.


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