SG 4.5-145

SG 4.5-145

SG 4.5-145

Product catalog summary
Introduction
The SG 4.5-145 is a new onshore wind turbine model by Siemens Gamesa, designed for medium-wind sites. It is part of the Siemens Gamesa 4.X platform, offering a nominal power greater than 4 MW with a focus on reducing the Levelized Cost of Energy (LCoE).

Technological Features
The turbine incorporates proven Siemens Gamesa technology, including a three-stage gearbox and a doubly-fed induction generator, minimizing technological risks. It features a 71-meter blade made of fiberglass reinforced with epoxy resin, integrating advanced aerodynamics and noise reduction technologies like DinoTails® Next Generation.

Efficiency and Flexibility
The SG 4.5-145 offers a flexible power rating from 4.2 MW to 4.8 MW, adapting to site-specific conditions such as noise and temperature. It boasts a 21% increase in swept area and a 28% increase in Annual Energy Production (AEP) compared to the SG 3.4-132 model.

Technical Specifications
  • Rated Power: 4.5 MW
  • Wind Class: IEC IIB
  • Rotor Diameter: 145 m
  • Swept Area: 16,513 m²
  • Blade Length: 71 m
  • Generator Type: Doubly-fed induction machine
  • Voltage: 690 V AC
  • Frequency: 50 Hz/60 Hz
  • Protection Class: IP 54


Global Presence
Siemens Gamesa has a strong global presence with installations in over 87 GW worldwide and offices in numerous countries, ensuring reliable support and service.

Conclusion
The SG 4.5-145 turbine is a testament to Siemens Gamesa's commitment to innovation and efficiency in wind energy, offering a reliable and adaptable solution for diverse onshore wind projects.
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Catalog excerpts

SG 4.5-145-1

SG 4.5-145 New SGRE turbine with the best-in-class LCoE >4 MW SIEMENS Gamesa RENEWABLE ENERGY

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SG 4.5-145-2

First onshore launch of SGRE. Medium-wind design covering a broad range of sites SG 4.5-145: low technological risk based on Siemens Gamesa’s broad know-how of wind turbine technology Siemens Gamesa, your trusted technology partner One of the key aspects to Siemens Gamesa’s success is the continuous development of new and advanced products adapted to the business case of every customer. We strive to provide the best technological solutions for each project, while driving down the LCoE. For this reason, we offer an optimized, streamlined catalog of proven solutions adapted to every type of site...

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SG 4.5-145-3

Swept area increase Average wind speed (m/s) New SG 4.5-145 wind turbine The SG 4.5-145 is the first Siemens Gamesa onshore product launch and the first proposal of the Siemens Gamesa 4.X platform. Exemplar of a new generation of turbines, it is based on the operational experience accumulated by the company in the wind power market, and on the application of proven technological solutions. This new model fits into our catalog with a clear objective: to complement the product offer in the markets in which our clients require solutions with nominal powers greater than 4 MW, and with an excellent...

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SG 4.5-145-4

Siemens Gamesa Renewable Energy, S.A. Parque Tecnologico de Bizkaia, Edif. 222 48170, Zamudio, Vizcaya, Spain Phone: +34 944 03 73 52 [email protected] Australia 160 Herring Road, Macquarie Park Sydney, NSW 2113 Austria Siemensstrafle 90 Wien 1210 Phone: +43 51707 0 Belgium De Gijzeleer Industrial Park Industriezone Neerdorp Huizingen, Guido Gezellestraat 123 Vlaams-Brabant, 1654 Beersel Phone: +32 (2) 536 2111 Brazil Eldorado Business Tower Av. das Naqoes Unidas, 8.501 5° andar Pinheiros, Sao Paulo - SP Phone: +55 (11) 3096-4444 Canada 1577 North Service Road East Oakville, Ontario,...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.