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Norwin 47-ASR-500 kW - Technical Data

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NORWIN A/S • Kildeager 7
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Nominal electric power:
Power regulation:
IEC wind class:

Rotor diameter:
Rotor speed:
Rotor:
Swept area:
Tilt angle:
Coning angle:

Blades length:
Tip speed:
Pitch angle:
Pitch bearings:

Air brake, normal:
Air brake, emergency:
Nominal pitch speed:

Mechanical brake:
Brake torque:
RPM max. value:

Generator:
Generator speed:
Loss in generator:
Generator cut-in:
Grid connection:

Yaw motors:
Yaw brakes:
Yaw bearing:

Tower type:

Controller:

Cut-in wind speed:
Cut-out wind speed:

Mass of blade:
Mass of hub:
Mass of nacelle:
Mass total, excl. tower:

Maximum noise level:

200/500 kW
Active Stall Regulation (ASR)
IB and IIA

47 m
25.2 rpm at full load
Three blades placed upwind of tower
1735 mē

3.0° forward

21.0 m
63 m/s at full load
ASR control
Slew rings (4-point ball bearings)

Blade pitch to -20°
Blade pitch to -85° fail safe position
7.5°/second

Fail-safe type disk brake
1.8 times of nominal torque
1600 (50 Hz) or 1920 (60 Hz), observed on the high-speed shaft

Closed, 6/4-pole, asynchronous, induction, IP54
1000/1500 (50 Hz) or 1200/1800 (60 Hz) rpm at sync. speed
3% at nominal power
Thyristor controlled gradual cut-in
50 Hz - 690 V or 60 Hz - 690 V

4 pcs. with electrical brakes built in
4 pcs. hydraulic brakes of disk brake type
Slew ring (4-point ball bearing)

Conical steel tower (40-65 m hub hight)

PLC and microprocessor based

3-4 m/s
25 m/s, basen on 5-min. average

App. 6600 kg (total 3 pieces)
App. 8000 kg
App. 24000 kg
App. 38600 kg

100 dBA

Rights to changes are reserved

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Consultancy
Consultancy
Please download "47-ASR-500kW" brochure brochureReference Please download "47-ASR-500kW" brochure Consultancy