V27-225 WTG

Vestas V27-225, modular drive train; 1 nacelle frame, 2 main shaft, 3 pitch mechanism,
4 rotor blade, 5 cast steel hub, 6 spur gearbox, 7 torsionally elastic gear suspension, 8
brake, 9 pole-switchable asynchronous generator, 10 fast shaft with coupling, 11sliding clutch,
12 hydraulic unit, 13 yaw drive, 14 yaw ring, 15 power cable twist control, 16 top control unit (Gasch and Twele, 2012).