20KW vertical axis wind turbine for sale with Low RPM

1.Product parameters and features

1.Low starting torque

2.Low start wind speed

3.Low speed permanent magnet generator

4.No vibration & low noise

5.All of our products confirm to CE

6.PWM constant voltage recharge function provides stable output

7.Reliable wind power system by multifunction controller

8.On-grid or Off-grid wind power system optional

9.2-year warranty for generator and 20-25 years service life.

10.Electronic brake and manual brake, optional.

11.High efficiency and Low mechanical resistance energy loss.

12. Special sealed wind turbines, moisture, sand and water proof.

2.  Controll system (Off-grid) 

 Pure sine wave inverter  

Isolation: Low frequency transformer isolation
Max. DC power:  22KWp
Max. allowable input voltage: 800Vdc
DC input voltage range, MPPT: 450Vdc-780Vdc
Max. input current: 48A
Nominal AC output power: 20KW
Max. AC output power: 22KW
THD of AC current: <3%(nominal power)
Power factor: >0.99
Max. efficiency: 94%
Euro efficiency: 92%
Nominal AC voltage: 310~450Vac
Nominal AC frequency: 50Hz±1%
Internal power consumption an night: <10W
Automatically put into operation conditions: When the DC input and power grids meet to the requirements, the inverters automated operation
Automatic restart time: 2min
Comm. interfaces: RS485(Modbus protocol)
Operating Temp: -20°C~+50°C
Relative humidity: 0~90%,non-condensing
Cooling method: Controlled forced-air cool
Noise: ≤60dB
Protection degree: IP20
Size(W*L*H mm): 800*600*2060

Protection:  Possess the protecting function of polarity connecting contrary, short circuit, island effects, over heat, over land.
Communications monitoring: Inverter via RS485 communication for start-stop control and routine data monitoring

Micro-computer intelligence controller

 Type: 20KW

Function: Rectifier, control

Operating environment: Temperature -10-40°C,humidity≤80%

PWM constant voltage: ≥480Vdc

3-phase dump load voltage 1 of the wind turbine: 560±5Vdc

3-phase dump load voltage 2 of the wind turbine: 570±5Vdc

Time-lapse of the wind turbine 3-phase dump load: 12-20 min

Low-valtage: ≤200Vdc

PWM dump load fuse: 63A

Fuse of DC output: 80A

Size of the controller: 570*550*330 mm

Weight of the controller: 30Kg

Size of the dump load: 770*550*460 mm

Weight of the dump load: 810*580*980 mm

Weight of the dump load: 77Kg

3. Notes

a. Tower type and tower height can be changed as per your request.

b. Working voltage can be special requested.

c. For the details,please feel free to contact us.

High quality and competitive price guarantee us a huge market all over the world , such as in Eastern Asia , Europe , North America ,South America and Middle East .

4. Pictures for your reference