Siemens 6MW turbines get GL OK

One of the Siemens 6MW machines ahead of installation at Gunfleet Sands

The two Siemens 6MW direct-drive wind turbines installed at the Gunfleet Sands 3 demonstrator project off eastern England have received GL Renewables' offshore prototype seal of approval.

The certificate confirms the wind turbine design's compliance with the requirements of the GL Guideline for offshore wind turbines Edition 2005. 

GL RC has also been contracted to carry out the offshore machine's type certification, a rubber stamp required in many countries when applying for international wind farm tenders.

Gunfleet Sands 3, being run by operator Dong Energy, is the first offshore test of the SWT-6.0-120 machine, which was first installed onshore in 2011 at the Høvsøre test site in Denmark.

The second 6MW prototype with a 154-meter rotor was erected…

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