1

Rotor unit

2

Blade pitch system

3

Rotor blade

4

Generator

5

Tower head

6

Tower

7

Yaw drives

8

Service crane

9

Air-to-air heat exchanger

10

Nacelle

11

Wind measurement devices and obstruction lights

Technical Data

Operating data
Rated power 3.8 MW
Cut-in wind speed 3 m/s
Cut-out wind speed 25 m/s
Operating temperature -20 °C to 40 °C
Sound power level
Optimized for maximum performance
Sound-optimised operating modes available
105.90 dB(A)
Rotor
Diameter 126.15 m
Swept area 12.00 m²
Rotational direction Clockwise
Rated speed 11.5 U/min
Blade type EBT 61.6
Power control Pitch
Primary braking system Single-blade adjustment, triple redundant
Generator
Type Synchronous generator with permanent magnet excitation
Construction type Direct drive
Yaw System
Construction principle Geared electric motors
Braking system Hydraulic brake calipers
Converter
Type IGBT full power converter
Frequency 50 Hz / 60 Hz
Tower
Hub heights 86,7 m | 96,7 m | 116,7 m | 136,7 m
Material Steel tube/hybrid (concrete/steel)
Design
All hub heights DIBt WZ 3; IEC IIA