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 |
