| Model |
20K |
| DC Input (PV Side) |
|
| Recommended Max. PV Array Size |
40 kW |
| Max. usable PV power |
32 kW |
| Max. input voltage |
1000 V |
| Rated voltage |
600 V |
| Starting voltage |
160 V |
| MPPT voltage range |
200 - 850 V |
| Max. input current |
4 × 20 A |
| Max. short circuit current |
4 × 30 A |
| MPPT Number / Max. Input Strings |
4 / 4 |
| Drums |
|
| Battery Type |
Li-ion |
| Battery voltage range |
120 - 800 V |
| Max. charge/discharge power |
20 kW |
| Max. charge/discharge current |
50 A |
| Communication |
CAN / RS485 |
| AC Output (Mains Side) |
|
| Rated output power |
20 kW |
| Max. apparent output power |
20kVA |
| Nominal mains voltage |
3/N/PE, 220V / 380V, 230V / 400V |
| Nominal mains frequency |
50Hz / 60Hz |
| Rated output current |
30.4A / 28.9A |
| Max. output current |
30.4A / 28.9A |
| Power factor |
> 0.99 (from 0.8 early to 0.8 late) |
| THDi |
< 3% |
| AC Input (Mains Side) |
|
| Input voltage range |
304 - 437V / 320 - 460V |
| Max. input current |
45.6A / 43.3A |
| Nominal mains frequency |
50Hz / 60Hz |
| Frequency range |
45 - 55 Hz / 55 - 65 Hz |
| Input Generator |
|
| Max. input power |
20 kW |
| Max. input current |
30.4A / 28.9A |
| Nominal input frequency |
50Hz / 60Hz |
| AC Output (Backup) |
|
| Rated output power |
20 kW |
| Max. apparent output power |
1.6 times rated power, 10s |
| Backup switching time |
< 10 ms |
| Nominal output voltage |
3/N/PE, 220V / 380V, 230V / 400V |
| Nominal frequency |
50Hz / 60Hz |
| THDv (@linear load) |
< 3% |
| Efficiency |
|
| Maximum efficiency |
97.7% |
| EU efficiency |
97.5% |
| Max. BAT efficiency (charged by PV) |
98.5% |
| Max. BAT efficiency (charge/discharge on AC) |
97.2% |
| Protections |
|
| Anti-island protection |
Yes |
| Overcurrent protection |
Yes |
| Short circuit protection |
Yes |
| Integrated AFCI |
Optional |
| Built-in DC switch |
Yes |
| DC reverse polarity protection |
Yes |
| PV Surge Protection |
Yes |
| Reverse battery protection |
Yes |
| General Data |
|
| Max. allowed imbalance (network and back-up) |
100% |
| Max. power per phase (mains and back-up) |
50% of nominal power |
| Dimensions (W x H x D) |
563 × 546 × 250 mm |
| Weight |
35.2 kg |
| Topology |
Without transformer |
| Self-consumption (night) |
< 25W |
| Operating ambient temperature range |
-25 ~ +60°C |
| Relative humidity |
0 - 95% |
| Degree of protection |
IP66 |
| Noise emissions (typical) |
< 65dB(A) |
| Cooling system |
Intelligent cooling with fan |
| Max. operating altitude |
2000 m |
| Standard network connection |
EN 50549-1/-10, VDE4105, CEI 0-21, CEI 0-16, NC-RFG TypeB, NRS 097-2-1, LTU-1, G99, PEA |
| Safety Standards / EMC |
IEC/EN 62109-1/-2, IEC/EN 61000-6-1/-2/-3/-4 |
| Characteristics |
|
| PV connection |
MC4 Connector |
| Battery Connection |
OT Terminal |
| AC Connection |
OT Terminal |
| Display |
7.0" LCD display & Bluetooth + App |
| Communication |
CAN, RS485, Ethernet, Optional: Wi-Fi, Cellular, LAN |
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