20kw fiber glass blade wind turbine generator

20kw wind turbine generator
High efficiency>40%
Low noise wind turbine generator
High quality,low price
CE&RoHS
20kw fiber glass blade wind turbine generator
Products Advantages:
1.Long lifespan:25 years
2.Start-up wind low wind speed
3.High efficiency and low noise
4.Direct driven permanent magnet generator,without the gear box.
5.Aotomatically adjust the facing with direction
6.Anticorrosion
7.Brake system:Mechanical Yawing and Electromagnetic Brake
8.Range of wind power needed: 3-20m/s
9.Controller:on grid and off grid
10.Inverter: Pure sine wave
Applications:

Housing
Telecommunications Station
TV Transfer Station
Monitoring Station (military, hydrology, observatory)
Water-pumping Station
Technical parameters:
Rated power(w)
300
400
500
1000
2000
3000
5000
10kw
20kw
Rated wind speed(m/s)
8
9
8
9
10
10
10
11
12
Start-up wind speed(m/s)
2
2
2
2.5
2.5
3
3
4
4
Working wind speed(m/s)
3~20
3~25
4~25
Survived wind speed(m/s)
35
35
35
40
40
40
40
45
45
Rated rotate speed(r/min)
420
420
480
500
450
300
260
200
200
Rotor diameter(m)
2.2
2.2
2.8
3.2
4
5.2
6
7.5
10
Generator rated voltage(v)
AC28
AC28
AC28
AC56
AC56
AC240
AC240
AC360
AC500
Inverter rated AC output(v)
AC220
Blades material and quantity
Fiber glass
Heavy wind protection
Dump load + Electromagnetic brake
Work temperature °C
From-30°C to +60°C
Maximum power(w)
470
477
738
1510
2980
4159
6980
14000
25300
Speed regulation method
Mechanical Yawing + Electromagnetic Brake
Mechanical Yawing + Electromagnetic Brake + Manual brake
Generator style
3-phase AC PM
Tower height
6m
6/9m
9m


Shell material
Alloy aluminum
Precision steel
Free standing tower height
6m
9m
12m
15m
Matched inverter type
Sine wave