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 platform. It consists of dual set of a long bipolar submarine cable designed for ±60 kV between the inverter at the Troll A platform and the static rectifier station at Kollsnes in Norway. The HVDC Troll has a maximum transmission rate of In 2013 work started on a new rectifier station at Kollsnes for supplying the two new compressors being installed on Troll A. Sites External links Troll HVDC Light transmission, Norway, The ABB Group. Electrical interconnectors in the North Sea Electric power infrastructure in Norway HVDC transmission lines 2005 establishments in Norway Energy infrastructure completed in 2005