Blade length 

54.0m     

Design type class   

IEC  IIIB   

Max. chord length   

3.4  m  

Pre-bending    

1.7  m 

Pre-cone angle/can be different 

0°

Mass without  T-Bolt 

11078kg 

Mass of  T-bolt    

appr.366 kg

Radius center of mass 

15.39  m 

Design  operation life   

20  years 

1st/2nd flapwise frequency

0.61/1.81Hz

1st/2nd edgewise frequency 

0.91/2.70Hz

Operation  temperature range 

-30 ℃~+50℃

Survive  temperature range  

-45 ℃~+55℃

Material   

GFRP

Operation Parameter           

Rated power 

2000kW 

Rotor Diameter 

110.7m 

Number of blades

3 

Power control  

Pitchable  

Speed range 

6-14.7 rpm

Rated tip speed

85.2 m/s 

Rated rotor speed  

14.7 rpm

Cut in wind speed (10 minutes mean)    

3 m/s 

Cut out wind speed (10 minutes mean) 

20 m/s 

Survive wind speed (3 seconds mean)

52.5 m/s  

Optimal tip speed ratio

9.7   

Performance coefficient at TSR-opt 

0.49   

Blade Connection           

Principle 

T-bolt

Bolt hole circle diameter

2300m

Number, Size of tension bolts

64xM36 10.9  

Outer diameter of root

2400mm