The HVDC Troll is a bipolar high-voltage direct current (HVDC) electric power transmission line for the supply of the gas compressor station on the offshore construction work Troll A. It consists of dual set of a 68 kilometer long bipolar submarine cable designed for ±60 kV between the gas compressor station Troll A and the static inverter station at Kollsnes in Norway. The HVDC Troll has a maximum transmission rate of 84 megawatts.
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