Enercon -70
Rated power:
2,300 kW

Rotor diameter:

71 m

Hub height:

58 - 113 m

Wind class (IEC):

IEC/NVN I

Turbine concept:

Gearless, variable speed,
variable pitch control

Rotor

Type:

Upwind rotor with active pitch control

Direction of rotation:

Clockwise

Number of blades:

3

Swept area:

3,959 m2

Blade material:

Fibreglass (epoxy resin);
integrated lightning protection

Rotational speed:

Variable, 6 - 21.5 rpm

Pitch control:

ENERCON blade pitch system, one independent pitching system per rotor blade with allocated emergency supply

Drive train with generator

Hub:

Rigid

Main bearings:

Dual-row tapered/single-row cylindrical roller bearings

Generator:

ENERCON direct-drive synchronous annular generator

Grid feeding:

ENERCON converter

Braking systems:

- 3 independent blade pitch systems
with emergency 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



 

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