| Technical Data | 
AF3K-MTH | 
AF4K-MTH | 
AF5K-MTH  | 
AF6K-MTH | 
 AF8K-MTH  | 
  AF10K-MTH  | 
AF12K-MTH | 
AF15K-MTH | 
| PV Input | 
| Max.DC Input Power (kW) | 
5  | 
6  | 
7.5  | 
9  | 
12  | 
15 | 
18  | 
22.5  | 
| Max.PV Voltage(V) | 
1000  | 
| Rated DC Input Voltage(V) | 
 620  | 
| DC Input Voltage Range (V) | 
150-1000 | 
| MPPT Voltage Range(V) | 
150-850 | 
| Full MPPT Range(V) | 
200-850 | 
250-850 | 
300-850 | 
500-850 | 
| Start-up Voltage(V) | 
160  | 
| Max.DC Input Current (A) | 
18.5×2 | 
| Max.Short Current(A) | 
25×2 | 
| No.of MPPT Tracker /Strings | 
2/2 | 
| Battery Port | 
| Battery Nominal Voltage(V) | 
350  | 
350  | 
350  | 
350  | 
350  | 
350 | 
450  | 
500  | 
| Battery Voltage Range(V) | 
80-600 | 
| Max.Charge/Discharge Current (A)                                             | 
30 | 
| Max.Charge/Discharge Power(kW) | 
3  | 
4  | 
5  | 
6  | 
8  | 
10 | 
12  | 
15  | 
| Charging Curve | 
3 Stages | 
| Compatible Battery Type | 
Li-ion/Lead-acid /Sodium metal chloride battery | 
| AC Grid | 
| Nominal AC Output Power (kW) | 
3  | 
4  | 
5  | 
6  | 
8  | 
10  | 
12  | 
15  | 
| Max.AC Input/Output Power (kVA) | 
4.5/3.3 | 
6/4.4 | 
7.5/5.5 | 
9/6.6 | 
12/8.8  | 
    15/11 | 
18/13.2 | 
22.5/16.5 | 
| Max.AC Output Current (A) | 
5.3  | 
7  | 
8.5  | 
10.5  | 
13.5  | 
17 | 
21.5  | 
27  | 
| Nominal AC Voltage(V) | 
3P+N+PE/3P+PE 230/400 | 
| Nominal AC Frenquency(Hz) | 
50/60 | 
| Power Factor | 
1(-0.8-0.8)adjustable | 
| Current THD (%) | 
<3% | 
| AC Load Output (Back-up) | 
| Nominal Output Power (VA) | 
3000  | 
4000  | 
5000  | 
6000  | 
8000  | 
10000  | 
1200  | 
15000 | 
| Nominal Output Voltage(V) | 
3P+N+PE/3P+PE      230/400 | 
| Nominal Output Frequency(Hz) | 
50/60 | 
| Nominal Output Current(A) | 
4.4  | 
5.8  | 
7.3  | 
8.7  | 
11.6  | 
14.5 | 
17.4  | 
21.8  | 
| Peak Output Power | 
3300VA,60s | 
4400VA,60s | 
5500VA,60s | 
6600VA,60s | 
8800VA,60s  | 
 11000VA,60s | 
13200VA,60s | 
16500VA,60s | 
| THDV (with linear load) | 
 <3% | 
| Switching Time(ms) | 
<10 | 
| Efficiency | 
| Europe Efficiency | 
97.50% | 
| Max.Efficiency | 
98.00% | 
98.20% | 
98.30% | 
| Battery Charge/Discharge Efficiency | 
  98.00% | 
| Protection | 
| Reverse Polarity Protection | 
Yes | 
| Over Current/Voltage Protection | 
Yes | 
| Anti-islanding Protection | 
Yes | 
| AC Short-ciruit Protection | 
Yes | 
| Leakage Current Detection | 
Yes | 
| Ground Fault Monitoring | 
Yes | 
| Grid Monitoring | 
Yes | 
| Enclosure Protect Level | 
IP65 | 
| General Data | 
| Dimensions (WxHxD,mm) | 
370×598.5x192mm | 
| Weight (kg) | 
22kg | 
| Topology | 
  Transformerless | 
| Cooling Concept | 
 Natural Convection | 
Intelligent Fan | 
| Relatively Humidity | 
 0-100% | 
| Operating Temperature Range(℃) | 
-25 to 60℃ | 
| Operating Altitude (m) | 
<4000 | 
| Noise Emission(dB) | 
<40 | 
| Standby Consumption (W) | 
<5 | 
| Display &Communication Interfaces | 
LCD,LED,RS485,CAN,Wi-Fi,GPRS,4G | 
| Certification &Approvals | 
NRS097,G98/G99,EN50549-1,C10/C11,AS4777.2,VDE-AR-N4105,VDE0126,IEC62109-1,IEC62109-2 | 
| EMC | 
EN61000-6-2,EN61000-6-3 |