Product advantages：
1. Three level voltage converter technology.
2. Using IPM from Mitsubishi company as the power components.
3. Using ATEMEL company microprocessor as figure controller.
4. Zero power consumpt at night
5. Perfect protection and warning functions.
6. MPPT (Maximum Power Point Tracking )technology.
7. Circuit frame compact,Max. Efficiency≥95%
8. Stainless steel shell with hermetic seal
9. Multi selection:Low frequency transformar isolation type,transformer less type,transformer less type.
10. Four quadrant operation mode.
11. Communication,multi communication interface can be selected
12. Pure sine wave output,automatically synchronized with the grid tracking,power factor close to 1, Current low harmonic content, non-polluting power grid, no impact
13. Inverter current closed-loop control, power controllable
14. Big-screen English LCD, perfect display, interface-friendly.
PV grid-on system specialized three-phase inverter
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model |
SF-10KS |
SF-25KS |
SF-50KS |
SF-100K |
SF-250K |
SF-500K |
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rated AC output power |
10 KVA |
25 KVA |
50 KVA |
100 KVA |
250 KVA |
500 KVA |
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insulate mode |
Low frequency transformer |
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Recommended PV array power |
12 KWp |
36 KWp |
60 KWp |
120KWp |
300 KWp |
600 KWp |
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Max. open circuit voltage |
780V
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1150V
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MPPT range |
200~780V |
400~780V |
400~1150V |
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Max. input current |
50A |
150A |
125A |
250A |
625A |
1250A |
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Can access array of parallel group |
10group |
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connecting mode of battery board |
connection terminals |
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Max. efficiency |
95% |
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|
92% |
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operating range utility voltage(three phase) |
320~440VAC |
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operating range utility frequency |
50HZ±2%&60HZ±2% |
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Total Harmonic Distortion(THD) |
<3%（rated power） |
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power factor |
>0.99 |
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Zero power consumpt at night |
<10W |
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communication Interfaces |
RS485 |
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Electrical insulation properties
|
1500Vac，1 minute |
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operation surroundings Temperature |
-25~+60℃ |
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opreation surroundings Humidity |
0~100% |
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Protection |
Protection for input connecting contrary, input lack of voltage, output over load, output short circuit and over heat. |
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cooling mode |
windy |
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noisy |
<50dB |
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waterproof and Dustproof Class |
IP20（indoor）、IP65（outdoor） |
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Size(L×W×Hmm) |
550*480*980 |
800*600*1800 |
800*600*2260 |
2250*850*2180 |
2400*800*2260 |
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Weight(KG) |
150 |
400 |
600 |
800 |
1200 |
1800 |
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