Operating Data
| |
1.5sle |
1.5sl |
1.5s |
1.5se |
| Rated capacity |
1,500 kW |
1,500 kW |
1,500 kW |
1,500 kW |
| Cut-in wind speed |
3.5 m/s |
3.5 m/s |
4 m/s |
4 m/s |
| Cut-out wind speed 600 s average |
25 m/s |
20 m/s |
WZ II: 22 m/s WZ III, IEC II: 25 m/s |
25 m/s |
| Cut-out wind speed 30 s average |
IEC s: 28 m/s |
WZ II: 23 m/s |
WZ II: 25 m/s WZ III, IEC II: 28 m/s |
IEC I: 28 m/s |
| Cut-out wind speed 3 s average |
IEC s: 30 m/s |
WZ II: 25 m/s |
WZ II: 27 m/s WZ III, IEC II: 30 m/s |
IEC I: 30 m/s |
| Cut-back-in wind speed 300 s average |
IEC s: 22 m/s |
WZ II: 17 m/s |
WZ II: 19 m/s WZ III, IEC II: 22 m/s |
IEC I: 22 m/s |
| Rated wind speed |
12 m/s |
12 m/s |
12 m/s |
12 m/s |
Rotor
| |
1.5sle |
1.5sl |
1.5s |
1.5se |
| Number of rotor blades |
3 |
3 |
3 |
3 |
| Rotor diameter |
77 m |
77 m |
70.5 m |
70.5 m |
| Swept area |
4,657 m2 |
4,657 m2 |
3,904 m2 |
3,904 m2 |
| Rotor speed (variable) |
10.1 - 20.4 rpm |
10.1 - 20.4 rpm |
11.1 - 22.2 rpm |
11.1 - 22.2 rpm |
Tower
| |
1.5sle |
1.5sl |
1.5s |
1.5se |
| Hub heights (m) |
61.4+ / 64.7+ / 80+ / 85+ |
61.4* / 64.7* / 80* / 85* / 100* |
64.7* /** / 80* /** / 85* /** / 100* m |
52.6*** / 54.7*** / 64.7*** |
* for WZ II **for WZ III/IEC II ***for IEC I + for IEC s
Power Control
| |
1.5sle |
1.5sl |
1.5s |
1.5se |
| Power control |
Active blade pitch control |
Active blade pitch control |
Active blade pitch control |
Active blade pitch control |
Operating Limits (outside temperature)
- Cold weather light: -4 to 104 °F (-20 to 40 °C)
- Cold weather extreme: -22 to 104 °F (-30 to 40 °C)/-40 °C to +50 °C survival without operation
Control System
- Programmable logic controller (PLC)
- Remote control and monitoring system
Gearbox
- Three-step planetary spur gear system
Generator
- Doubly-fed three-phase asynchronous generator
Braking System (fail-safe)
- Electromechanical pitch control for each blade (three self-contained systems)
- Hydraulic parking brake
Yaw System
- Electromechanical driven with wind direction sensor and automatic cable unwind
Converter
- Pulse-width modulated IGBT frequency converter
Tower design
- Multi-coated, conical tubular steel tower with safety ladder to the nacelle
- Load lifting system, load-bearing capacity more than 441 lbs (200 kg)
- Service platform for 100 m hub height (service lift optional)
Noise Reduction
- Impact noise insulation of the gearbox and generator
- Sound reduced gearbox
- Noise reduced nacelle
- Rotor blades with minimized noise level
Lightning Protection System
- Lightning receptors installed on blade tips
- Surge protection in electrical components
Note: subject to technical alterations, errors and omissions |
