Variable-speed wind turbine SG 4.7-155

Greater performance for low wind sites The new SG 4.7-155 turbine is the latest addition to the Siemens Gamesa product portfolio. Expanding the Siemens Gamesa 4.X platform to increase production and reduce LCoE, it offers an optimal solution for low wind sites. Key Facts • Blade designed with pultruded carbon technology already tested in the Siemens Gamesa 5.X platform, optimized for lower load demands • Flexible power rating to configure a uniquely tailored solution that fits the specific site conditions • Structural modularity for increased mechanical capacity and optimal adaptation to local wind requirements • Broad portfolio of turbine options Recommended for Low winds, onshore location Siemens Gamesa’s commitment to create value Proven Siemens Gamesa technology for onshore wind projects The Siemens Gamesa 4.X platform leverages the knowledge acquired through the development of our latest onshore wind turbines and integrates innovative technologies to achieve higher efficiency and cost-effectiveness. Our onshore portfolio relies on proven concepts with extensive track record in the market, such as the combination of a three-stage gearbox (two planetary and one parallel) and a doubly-fed induction generator, which offer the higher levels of reliability. In addition, the inclusion of an optional premium converter allows us to comply with the most demanding grid connection requirements.