The Turbine

e33 picture

Enercon E33 330kW Technical Details
Turbine concept: Gearless, variable speed, single blade adjustment
Rated power: 330 kW
Rotor diameter: 33.4 m
Hub height: 37 m / 44 m / 50 m
Wind zone (DiBt): WZ III
Wind class (IEC): IEC/NVN IA und IEC/NVN IIA

Rotor Type: Upwind rotor with active pitch control
Rotational direction: Clockwise
No. of blades: 3
Swept area: 876 m²
Blade material: GRP (epoxy resin); integrated lighting protection
Rotational speed: Variable, 18 – 45 rqm
Pitch control: ENERCON single blade pitch system, one independent pitch system per rotor blade with allocated emergency supply
Drive train with generator
Hub: Rigid
Main bearing: Tapered roller bearing pair
Generator: ENERCON direct-drive annular generator
Grid feeding: ENERCON inverter
Brake systems: 3 independent pitch control systems with emergency power supply, rotor brake, rotor lock
Yaw control: Active via adjustment gears, load-dependent damping
Cut-out wind speed: 28 – 34 m/s (with ENERCON storm control)
Remote monitoring: ENERCON SCADA

e33 diagram

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