Three Phase String Inverter SUN-18/20/25K-G04
● 2 MPP trackers, Max. efficiency up to 98.6%
● Zero export application, VSG application
● String intelligent monitoring (optional)
● Wide output voltage range
● Anti-PID function (Optional)
Detail
| Model | SUN-18K-G04 | SUN-20K-G04 | SUN-25K-G04 |
| Input Side | |||
| Max. DC Input Power (kW) | 23.4 | 26 | 32.5 |
| Max. DC Input Voltage (V) | 1100 | ||
| Start-up DC Input Voltage (V) | 250 | ||
| MPPT Operating Range (V) | 200-850 | ||
| Max. DC Input Current (A) | 32+32 | ||
| Max. Short Circuit Current (A) | 48+48 | ||
| No.of MPP Trackers | 2 | ||
| No.of Strings per MPP Tracker | 3+3 | ||
| Output Side | |||
| Rated Output Power (kW) | 18 | 20 | 25 |
| Max. Active Power (kW) | 19.8 | 22 | 27.5 |
| Rated Output Voltage/Range (V) | 3L/N/PE 220/380V, 230/400V 0.85Un-1.1Un (this may vary with grid standards) | ||
| Rated Grid Frequency (Hz) | 50 / 60 (Optional) | ||
| Operating Phase | Three Phase | ||
| Rated AC Grid Output Current (A) | 27.3/26.1 | 30.3/29 | 37.9/36.2 |
| Max. AC Output Current (A) | 30/28.7 | 33.3/31.9 | 41.7/39.8 |
| Power Factor Adjustment Range | 0.8 leading to 0.8 lagging | ||
| Total Harmonics Current Distortion (THDi) | <3% | ||
| DC Injection Current (mA) | <0.5% | ||
| Grid Frequency Range | 45-55 or 55-65 (Optional) | ||
| Efficiency | |||
| Max. Efficiency | 98.6% | ||
| Euro Efficiency | 97.8% | ||
| MPPT Efficiency | >99% | ||
| Protection | |||
| DC Reverse-Polarity Protection | Yes | ||
| AC Short Circuit Protection | Yes | ||
| AC Output Overcurrent Protection | Yes | ||
| Output Overvoltage Protection | Yes | ||
| Insulation Resistance Protection | Yes | ||
| Ground Fault Monitoring | Yes | ||
| Anti-islanding Protection | Yes | ||
| Temperature Protection | Yes | ||
| Integrated DC Switch | Yes | ||
| Remote Software Upload | Yes | ||
| Remote Change of Operating Parameters | Yes | ||
| Surge Protection | DC Type II / AC Type II | ||
| General Data | |||
| Cabinet Size (WxHxD mm) | 362×577×215 (Excluding Connectors and Brackets) | ||
| Weight (kg) | 23 | ||
| Topology | Transformerless | ||
| Internal Consumption | <1W (Night) | ||
| Running Temperature | -25 to +65℃, >45℃ Derating | ||
| Ingress Protection | IP65 | ||
| Noise Emission (Typical) | ≤40 dB | ||
| Cooling Concept | Smart Cooling | ||
| Permissible Altitude (m) | 2000 | ||
| Warranty | 5 Years | ||
| Grid Connection Standard |
IEC 61727, IEC 62116, CEI 0-21, EN 50549, NRS 097, RD 140, UNE 217002, OVE-Richtlinie R25, G99, VDE-AR-N 4105 |
||
| Operating Surroundings Humidity | 0-**** | ||
| Safety / EMC Standard | IEC/EN 61000-6-1/2/3/4, IEC/EN 62109-1, IEC/EN 62109-2 | ||
| Features | |||
| Display | LCD1602 | ||
| Interface | RS485/RS232/Wifi/LAN | ||