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SI series

Applications

• Application in wind, Solar, Wind&Solar hybrid power generation station.

• Application in household wind&solar hybrid power generation system.

• Power supply for those unmanned regions like the coastal islands, remote mountainous regions and border posts.

 

Features

• Can be applied in wind, solar, wind&solar hybrid power generation system

• Simple structure, complete function

• Low no-load loss by using industrial frequency transformer

• Complete protection and alarm functions

• Comply with the CE certification


Technical Parameters
Model WI03-12 WI03-24 WI05-24 WI10-24 WI10-48
DC Input Parameters
Rated battery voltage 12Vdc 24Vdc 24Vdc 24Vdc 48Vdc
Input overvoltage point 17Vdc 34Vdc 34Vdc 34Vdc 68Vdc

Input overvoltage 

recovery point

16.5Vdc 33Vdc 33Vdc 33Vdc 66Vdc
Input undervoltage point 10.8Vdc 21.6Vdc 21.6Vdc 21.6Vdc 43.2Vdc

Input undervoltage

 recovery point

12Vdc 24Vdc 24Vdc 24Vdc 48Vdc
AC Output Parameters
Output phase number Single phase
Rated output power 300W 300W 500W 1kW 1kW
Rated output voltage 110/120/220/230/240Vac
Rated output frequency 50/60±0.5Hz
THDi <4%
Efficiency
Max. conversion efficiency ≥85%
Protection Functions

DC input overvoltage/ 

undervoltage protection

YES

DC reversed connection 

protection

YES

AC output overload 

protection

YES
AC short circuit protection YES
Surge protection YES

Over-temperature

 protection

YES
General Parameters
Display mode LCD
Display information

Battery voltage, AC output voltage, and working status of battery overvoltage/undervoltage and AC output overload/

short circuit.

Isolation mode Industrial frequency isolation
No-load current ≤1.3A ≤0.5A ≤0.5A ≤0.8A ≤0.4A
Environment temperature -20℃~+40
Humidity 5%~95%, No condensing
Noise <60dB
Cooling mode Forced air cooling
Cover protection class IP20

Product dimension

(W*H*D)

160×200×400mm
Product net weight 8kg 8kg 9kg 12kg 12kg
Model WI03-12 WI03-24 WI05-24 WI10-24 WI10-48
DC Input Parameters
Rated battery voltage 12Vdc 24Vdc 24Vdc 24Vdc 48Vdc
Input overvoltage point 17Vdc 34Vdc 34Vdc 34Vdc 68Vdc

Input overvoltage

 recovery point

16.5Vdc 33Vdc 33Vdc 33Vdc 66Vdc
Input undervoltage point 10.8Vdc 21.6Vdc 21.6Vdc 21.6Vdc 43.2Vdc

Input undervoltage

 recovery point

12Vdc 24Vdc 24Vdc 24Vdc 48Vdc
AC Output Parameters
Output phase number Single phase
Rated output power 300W 300W 500W 1KW 1KW
Rated output voltage 110/120/220/230/240Vac
Rated output frequency 50/60±0.5HZ
THDi <4%
Efficiency
Max. conversion efficiency ≥85%
Protection Functions

DC input overvoltage/ 

undervoltage protection

YES

DC reversed connection

 protection

YES

AC output overload 

protection

YES

AC short circuit 

protection

YES
Surge protection YES
Over-temperature protection YES
General Parameters
Display mode LCD
Display information

Battery voltage, AC output voltage, and working status of battery overvoltage/undervoltage and AC output overload/

short circuit.

Isolation mode Industrial frequency isolation
No-load current ≤1.3A ≤0.5A ≤0.5A ≤0.8A ≤0.4A
Environment temperature -20℃~+40
Humidity 5%~95%, No condensing
Noise <60dB
Cooling mode Forced air cooling
Cover protection class IP20

Product dimension

(W*H*D)

160×200×400mm
Product net weight 8kg 8kg 9kg 12kg 12kg
Note: Part of parameters can be adjusted according to customer’s specific demand. 

Application


a. Solar power generation project in Xinjiang                                                  b. Wind solar hybrid power generation project in mine area of Xinjiang



c. Wind solar hybrid power generation system in a farm of Kazakhstan              d. Forest anti-fire monitoring system in Hainan

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Mailbox: jason@win-power.cn; Tel: 0551-65278258, 18656136912, 18656950362
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