The Terranora interconnector (previously called Directlink) is an 180 MW underground HVDC Light transmission to connect the New South Wales and Queensland electricity grids in Australia, allowing power to be traded between the two states for the first time. The link was built by TransÉnergie Australia , a subsidiary of the Canadian utility Hydro Quebec and Country Energy.TransÉnergie US supplied its technical expertise for the construction and operation of the interconnection, as well as its expertise in marketing transmission services.