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Adwen’s AD 5-135 turbine has obtained the first Type Certificate based on the Guideline for the Certification of Offshore Wind Turbines, Edition 2012 issued by DNV GL.

This new guideline updates the previous version from 2005 to fully comply with GL’s Guideline for Onshore Wind Turbines, edition 2010, and to cover IEC 61400, parts 1 and 3. The AD 5-135 is an evolution of the AD 5-116 of which Adwen has installed 630 MW. The turbines has a 25-year operating lifetime and features a Grid Loss System which is a new smart system which allows energy production for self-consumption in case of temporary loss of grid connection.