| |
|---|
| Output | 2,5 MW |
| Rotor diameter | 90 m |
| Hub height | up to 160 m |
Power curve ev90 - theoretical data
| Operating data | |
|---|
| Nominal power | 2.500 kW |
| Cut-in wind speed | 3,5 m/s |
| Cut-out wind speed | 25 m/s |
| Survival wind speed at hub height (3 sec mean) | 59,5 m/s |
| Noise | |
|---|
| Noise prediction (10 m/s) | 104,6 dB(A) |
| Rotor | |
|---|
| Number of blades | 3 |
| Rotor diameter | 90 m |
| Swept area | 6.362 m² |
| Speed range | 10,4 to 18,1 rpm |
| Brake system | |
|---|
| Pitch | electric, triple-redundant, fail-safe |
| Pitch backup power supply | Lithium-Ion Battery |
| Mechanical brake | Disk brake, hydraulic, active |
| Drive train | |
|---|
| Main bearing | Rigid moment bearing, three-row roller |
| Gearbox | Two-stage planetary gear, one spur gear stage |
| Gearbox ratio for 50/60 Hz version | 1:72,3 / 1:86,7 |
| Generator | |
|---|
| Type | asynchronous with slipring |
| Nominal voltage | 690 V 3 ~ |
| Frequency | 50 / 60 Hz |
| Inverter | |
|---|
| Type | Indirect DC link converter |
| Frequency (grid side) | 50 / 60 Hz |
| Yaw system | |
|---|
| Bearing | Ball bearing |
| Motor | Three-phase asynchronous motors with short-circuit rotor |
| Gearbox | 4-step planetary gear |
| Number of drives | 4 |
| Brake | Hydraulic disc brake |
| Material brake lining | organic |
| Number of brake calipers | 4 |
| Towers | |
|---|
| Tubular | 85 m / 100 m |
| Lattice tower | 117 m / 141 m / 160 m |
| Classes | IEC 2a, DIBt 2a |
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