![Nordex Group obtains TÜV SÜD certification for N149 turbine Nordex certificate](/images/stories/News/News2018/Nordex-certificate.jpg)
As part of type certification according to international IEC standards TÜV SÜD tested and evaluated the overall concept as well as all the principal components of the N149/4.0-4.5. The turbine can be operated both with standard rotor blades and with anti-icing rotor blades for cold regions.