3.6 MW Wind Turbine Technical Specifications

Operating Data
 3.6
Rated capacity3,600 kW
Cut-in wind speed 3.5 m/s
Cut-out wind speed27 m/s
Rated wind speed14 m/s
Rotor
 3.6
Number of blades3
Rotor diameter104 m
Swept area8,495 m2
Rotor speed (variable)8.5 - 15.3 rpm
Tower
 3.6
Hub heightsSite-dependent
Power controlActive blade pitch control
Design Data
 3.6
IEC 61400-1 ed2Type class 1B
Gearbox
  • Three step planetary spur gear system
Generator
  • Doubly-fed asynchronous generator
Converter
  • Pulse-width modulated IGBT-frequency converter
Braking System (fail-safe)
  • Electromechanical pitch control for each blade (three self-contained systems)
  • Hydraulic parking brake
Yaw System
  • Electromechanical driven with wind direction sensor and automatic cable unwind
Control System
  • Programmable logic controller (PLC)
  • Remote control and monitoring system
Offshore Container
  • Protecting converter, low and medium voltage switchgear, transformer and control system
Noise Reduction
  • Impact noise insulation of the gearbox and generator
  • Sound reduced gearbox
  • Noise reduced nacelle
  • Rotor blades with minimized noise level
  • Onshore version: Noise-reduced operation (optional)
Lightning Protection System
  • Lightning receptors installed along blades
  • Surge protection in electrical components
Tower Design
  • Hybrid tower made of prestressed concrete and tubular steel segment, tubular steel tower (offshore design according to location)
Hoisting System
  • Optional integrated hoisting system to service major, making external cranes unnecessary

Note: subject to technical alterations, errors and omissions