| Model | SUN-3.6K-SG03LP1-EU | SUN-5K-SG03LP1-EU |
| Battery Type | Lead-acid or Li-lon |
| Battery Voltage Range (V) | 40~60 |
| Max. Charging Current (A) | 90 | 120 |
| Max. Discharging Current (A) | 90 | 120 |
| External Temperature Sensor | Yes |
| Charging Curve | 3 Stages / Equalization |
| Charging Strategy for Li-Ion Battery | Self-adaption to BMS |
| Max. DC Input Power (W) | 4680 | 6500 |
| Rated PV Input Voltage (V) | 370 (125~500) |
| Start-up Voltage (V) | 125 |
| MPPT Voltage Range (V) | 150-425 |
| Full Load DC Voltage Range (V) | 300-425 |
| PV Input Current (A) | 13+13 | 17+17 |
| Max. PV Isc (A) | 2 | 2 |
| No.of MPP Trackers | 1 |
| No.of Strings per MPP Tracker | 1 |
| Rated AC Output and UPS Power (W) | 3600 | 5000 |
| Max. AC Output Power (W) | 3690 | 5500 |
| AC Output Rated Current (A) | 16.4/15.7 | 22.7/21.7 |
| Max. AC Current (A) | 18/17.2 | 25/23.9 |
| Max. Continuous AC Passthrough (A) | 35 |
| Peak Power (off grid) | 2 time of rated power, 10 S |
| Power Factor | 0.8 leading to 0.8 lagging |
| Output Frequency and Voltage | 50/60Hz; L/N/PE 220/230Vac (single phase) |
| Grid Type | Single Phase |
| DC injection current (mA) | THD<3% (Linear load<1.5%) |
| Efficiency | | |
| Max. Efficiency | 97.60% |
| Euro Efficiency | 96.50% |
| MPPT Efficiency | 99.90% |
| Protection | Integrated |
| Output Over Voltage Protection | PV Input Lightning Protection, Anti-islanding Protection, PV String Input Reverse Polarity Protection, Insulation Resistor Detection, Residual Current Monitoring Unit, Output Over Current Protection, Output Shorted Protection, Surge protection |
| Certifications and Standards | | |
| Grid Regulation | DC Type II/AC Type III |
| Safety EMC/Standard | CEI 0-21, VDE-AR-N 4105, NRS 097, IEC 62116, IEC 61727, G99, G98, VDE 0126-1-1, RD 1699, C10-11 |
| Safety EMC/Standard | IEC/EN 61000-6-1/2/3/4, IEC/EN 62109-1, IEC/EN 62109-2 |
| General Data | | |
| Operating Temperature Range (°C) | -40~60°C, >45°C derating |
| Cooling | Natural cooling |
| Noise (dB) | <30 dB |
| Communication with BMS | RS485; CAN |
| Weight (kg) | 20.5 |
| Size (mm) | 330W x 580H x232D |
| Protection Degree | IP65 |
| Installation Style | Wall-mounted |
| Warranty | 5 years |
