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3KW single-phase wind power controller and grid-tied inverter

Applications

▪ Distributed wind turbine power grid-tied system

▪ Solar&wind hybrid power grid-tied system

▪ Wind power grid-tied system

 

Features

▪ Controller&Inverter integrated system ( only for wind power generation)

 30-point power curve can be set

▪ Complete protection functions

 RS485/GPRS monitoring modes optional

WWGI Series 3KW Wind Power controller And Grid-tied Inverter

 

  WWGI Series is wind power grid-tied controller&inverter integrated machine with MPPT function.It looks concise and can be easily operate.


System Diagram



Technical Parameters


Model

WWGI30

Wind turbine input

Rated input Power

3kW

Max input Power

4.5kW

Rated input voltage

240Vac

MPPT voltage range

60Vac~300Vac  

Rated input current

7.2A

Max input current

10.8A

cutting speed

60RPM(factory default,0-1499RPM settable)

Power tracking

30 points set power curve 

Speed limit control

Electromagnetic speed limit

Manual brake

keep pressing the button 5s unload completely,and then recover by pressing it for another 5s

Tune the switch on the panel to"BRAKE position",three-phase AC short cricuit,turn to "RUN" position to run.

Brake by overcurrent

 12A(factory default,0-15A settable)it dumps load completely when overcurrent,and will recover after 10mins automatically

Brake by over rotational speed(optional)

300RPM(factory default,0~1499RPM settable)unload completely when reached the set rotational speed ,and recover automatically after 10mins

Brake by over wind speed(optional)

 18m/s(0~30m/ssettable),it dumps load completely when reached the set wind speed ,and recover automatically after 10mins

AC output

Grid type

single phase

Rated output power

3kW

Max output power

3.3kW

Rated output voltage

220Vac

Grid voltage range

85%~110% of rated grid voltage

Rated grid frequency

50Hz/60Hz adaptive

work frequency range

49Hz~51Hz/59Hz~61Hz

Rated output current

13.6A

Rated power factor

>0.98

Thdi

<5%(at rated power)

DC component

<0.5%

soft start

Yes

Restoring grid-connected function

Yes

Auto on/off

Yes

Protection functions

grid overvoltage/undervoltage protection

Yes

grid over frequency/under frequency protection

Yes

output short circuite protection

Yes

Grid power failure protection

Yes

Anti-islanding protection

Yes

over temperature protection

Yes

Lightning protection

Yes

Residual current protection

Yes

General Parameters

Display mode

LED

Display informational

dump load 、grid state、wind generator state 、faults 

Monitoring mode(optional)

RS485/GPRS

Monitoring contents

Telemetry: wind turbine speed, grid voltage, output power, power generation;


Remote signal: wind turbine status, wind power grid-connected inverter over-current alarm, over-voltage alarm, over-temperature alarm, fault alarm, etc.;

Remote control: modify the parameters of the wind power grid-connected inverter and control the braking of the wind turbine


Efficiency

>95%

Ambient temperature

-20℃~+40℃

Humidity

0%~90%,no condensing

Vibration resistance

Can withstand sine wave vibration with a frequency of 10Hz~50Hz and an amplitude of 0.35mm

Noise

≤65dB

Cooling mode

natrual cooling

Cover protection class

IP65(dump load IP54)

Product reference dimension

416×536×250mm

Product  reference weight

20kg

Dump load reference dimension

300×550×55mm

Dump load reference weight

14kg

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