The5MW G128 prototype, installed quayside in Arinaga, GranCanaria, features a 128-metre-diameter rotor turning a two-stage CompacTraingearbox and synchronous permanent magnet generator.

Gamesa began installation of the90-metre-tall carbon steel tower, built via a joint venturebetween the company and fabricator Daniel Alonso, and 72-tonne nacelle,supplied by Tauste, in mid-April. The 62.5-metre-long, 15-tonnes blades werebolted on in May.

At full power, the turbine is expected to generateenough energy to supply 7,500 households a year.

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