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Company Profile

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Hefei Win Power Co., Ltd
[China]

Address:
Building C1,No.71 Tianda Road,Hi-tech Development Zone,Hefei, Anhui, China Hefei Anhui 230088 China

Phone:
86-0551-5278267

Contact name:
Sarah Zhao , manager

Hefei Win Power Co., Ltd

DC To AC Power Inverter

	Pure Sine Wave Inverter

Click to enlarge image

Origin	China
Model Number	WI20-48
Brand Name	WEIMING

Features

1. Pure sine wave output can drive any household appliances.

2. Use integrated circuit, less wire connection.

3. Adopting micro-processor technology, improving system ntegration.

4. Excellent protection includes over voltage shutdown, under voltage shutdown, over load protection, short circuit protection, over thermal protection, etc.

5. Be able to work in wind power or wind&solar hybrid system

6. With high efficiency transformer instead of high frequency e-circuit design

7. Automatic regulate voltage,

8. LCD display operation status,

9. High running stability and reliability

10. True sine wave form power output

11. High efficient transformer isolation

12. Buzzer alarm while over-loading/voltage, high-temperature

Functions

1. Invert-output fuction

2. Automatic regulate voltage

3. Over-voltage protection

4. Under-voltage protection

5. Over-load protection

6. Short-circuit protection

7. Over-thermal protection

8. Battery reverse connection protection

9. Optional city electric switching function

PURE SINE WAVE INVERTER

Technical Specifications

Item No	WI10-48	WI20-48	WI30-48
Normal Output Power	1KW	2KW	3KW
Normal DC Input Voltage	48V_DC
Over Voltage Shutdown	68V_DC
Over Voltage Recovery	66V_DC
Under Voltage Shutdown	42V_DC
Under Voltage Recovery	48V_DC
No Load Loss	0.3A	0.4A	0.5A
Output Wave	Pure Sine Wave
Rated Output Voltage	110/120/220/230/240 V_AC
Total Harmonic Distortion	≤4ï¼ÂÂÂÂÂ
Output Frequence	50/60 Hz±0.05Hz
Dynamic Response	5%
Load Capacity	120% ,1min 150% 10S
Inverter Efficiency	90%
Noise Levelï¼ÂÂÂÂÂ1mï¼ÂÂÂÂÂ	≤40dB
Isolate Level	1500V_AC,1min
Protection Type	high battery, low battery, over load , short circuit, over temperature, pole-confusion protection for storage battery
Operation Ambient Temperature	-10ï½ÂÂÂÂÂ50âÂÂÂÂÂÂÂÂÂÂ
Operation Altitude	≤4000m
Operation Ambient Humidity	0~90%,no condensing
Size(W×H×D)mm	470×280×240	470×430×300
Weightï¼ÂÂÂÂÂKGï¼ÂÂÂÂÂ	12