Vattenfall Tuesday said it has signed a cooperation agreement with four North European energy companies to plan and build an electrical interconnector between the U.K. and Norway .

	 MAIN FACTS: 
-Vattenfall and its partners, Agder Energi, E-CO, Lyse, Scottish and Southern Energy, will establish NorthConnect, a jointly owned interconnector development company.

-After establishing the development company, the project partners will over the next three to four years examine the technical and economic viability of developing, building and operating the electricity interconnector.

-The HVDC (High Voltage Direct Current) interconnector will have a capacity between 1,200 and 2,000 MW.

-The ambition is to have NorthConnect in operation before '20.