V90-3.0 MW Offshore

"The 4C database is an incredibly useful tool to help understand the industry, the trends and where to give future focus. The volume of data is impressive and gives a comprehensive view on the entire market."

James Reynolds, Wärtsilä Deutschland GmbH

4C Offshore Ltd. has achieved certification to the ISO 9001, ISO 14001 and OHSAS 18001 standards for quality, environmental, and health & safety management.
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General Information Turbine Name V90-3.0 MW Offshore correct
Manufacturer Vestas correct
Commercial Availability Available correct
Year for Commercial Release correct
Comments A problem in the gearbox has affected 36 offshore wind turbines. correct
Operating Data Rated Power 3 MW correct
Cut In Wind Speed 4 mps correct
Rated Wind Speed 15 mps correct
Cut Out Wind Speed 25 mps correct
Wind Class IEC IA correct
Rotor Diameter 90 m correct
Swept Area 6,362 m2 correct
Power Density 2.12 m2/kW correct
Operational Interval 8.6-18.4 rpm correct
Weight 41 tonnes correct
Power Regulation Type Pitch regulated with variable speed correct
Electrical Data Generator Type 4 pole doubly fed generator correct
Generator Power 3,000 kW/unit correct
Number of Generator Units 1 correct
Speed correct
Output Voltage 1,000 V correct
Frequency 50/60 Hz correct
Converter Type VCS (Vestas Converter System) correct
Gearbox Type Two planetary stages and one helical stage correct
Ratio 1:104 correct
Blades Type correct
Number 3 correct
Length 44 m correct
Weight 7 tonnes correct
Blade Material Glass fibre/carbon spar with glass fibre airfoil correct
Tower Type Tubular steel tower correct
Height 80/105 m correct
Weight Site-specific tonnes correct
Nacelle Height 5.4 m correct
Length 9.65 m correct
Width 3.65 m correct
Weight 70 tonnes correct
Warranty Warranty Full availability guarantee, under which Vestas pays compensation if the turbine fails to meet the agreed availability targets. correct
Selling Points Selling Points
  • Setting the standard for low-weight, high performance turbines
  • Groundbreaking blade design, reducing loads transferred to the nacelle
  • Innovative nacelle is lighter because its gearbox has an integrated main bearing that eliminates the need for a traditional main shaft
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