
SG 2.2-122
Onshore wind turbine
Would you like to know more about the SG 2.2-122? Are you interested in partnering with Siemens Gamesa?
onshoresales@siemensgamesa.com- Minimum power density and high efficiency for reduced LCoE
- One of the greatest capacity factors for low-wind low-turbulence conditions
- Proven technology with optimized design, prototyping, validation and industrialization processes
- High reliability, with an average fleet availability greater than 98%
Low wind, onshore locations
Model | Rotor Dia. | Wind type |
---|---|---|
SG 2.1-114 | 114 m | For low to medium wind |
SG 2.6-114 | 114 m | For medium to high wind |
SG 2.9-129 | 129 m | For low to medium wind |
General details | |
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Rated power | 2.2 MW |
Wind class | IEC III/S |
Control | Pitch and variable speed |
Standard operating temperature | Range from 0ºC to 40ºC (1) |
Rotor | |
---|---|
Diameter | 122 m |
Swept area | 11,690 m² |
Power density | 188.19 W/m² |
Blades | |
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Length | 60 m |
Airfoils | Siemens Gamesa |
Material | Fiberglass reinforced with epoxy or polyester resin |
Tower | |
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Type | Multiple technologies available |
Height | 108, 127 m and site-specific |
Gearbox | |
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Type | 3 stages |
Generator | |
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Type | Doubly-fed induction machine |
Voltage | 690 V AC |
Frequency | 50 Hz/60 Hz |
Protection class | IP 54 |
Power factor | 0.95 CAP-0.95 IND throughout the power range (2) |
(1) Different versions and optional kits are available to adapt machinery to
high or low temperatures and saline or dusty environments.
(2) Power factor at generator output terminals, on low voltage side before
transformer input terminals.



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