General data

• Manufacturer: Nordex (Allemagne)
• Model: S77
• Rated power: 1,500 kW
• Rotor diameter: 77 m
• No more available
• Wind class: IEC IIIa (DIBt II)
• Offshore model: no
• Swept area: 4,657 m²
• Specific area: 3.11 m²/kW
• Number of blades: 3
• Power control: Pitch

Weights

• Nacelle: 56 tons
• Tower: 95 - 256 tons
• Rotor + hub: 32 tons
• Total: 183 - 344 tons

Rotor

• Minimum rotor speed: 9,9 rd/min
• Maximum rotor speed: 17,3 rd/min
• Cut-in wind speed: 4 m/s
• Rated wind speed: 13 m/s
• Cut-off wind speed: 25 m/s
• Manufacturer: LM Glasfiber, Nordex

Gear box

• Gear box: yes
• Stages: 3
• Gear ratio: 104
• Manufacturer: Eickhoff, Metso, Winergy

Generator

• Type: ASYNC
• Number: 1
• Maximum speed: 1950 rounds/minute
• Voltage: 690 V
• Manufacturer: VEM, Winergy

Tower

• Minimum hub height: 61,5 m
• Maximum hub height: 111,5 m