Vestas is expected to deliver the V100-2.0MW turbines in 2014, for the commissioning of projects slated for 2015. Vestas didn’t disclose the new projects' names and locations.

Vestas said the order is for "wind turbine equipment corresponding to 60MW to secure PTC beyond 2013".

By ordering "equipment", rather than complete turbines, the deal can be applied to multiple projects, allowing them to demonstrate expenditure and progress under the rules of the renewed Production Tax Credit.

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