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On-grid inverter KSTAR BluE-20KT rated 20 kW, three-phase, 2 MPPT. Max. DC voltage 1100 V, MPP voltage range 140 to 1000 V, maximum efficiency 98.7%, European efficiency 98.3%. IP rating IP66, operating temperature −25 to 60 °C, cooling: natural convection. Dimensions 483 × 380 × 193 mm (H × W × D), weight 19 kg, warranty 5 years.
| Series | BLUE-G THREE PHASE SERIES |
|---|---|
| Product warranty | 5 years |
| Series AC power range | 3-25 kW |
| Max. DC voltage | 1100 V |
| Min. DC start-up voltage | 180 V |
| Max. DC current | 30 A |
| MPP voltage range | 140-1000 V |
| Strings per MPPT | 2 |
| DC inputs | 4 |
| Max. AC power | 22 kW |
| Nominal AC voltage | 400 V |
| Max. AC current | 31.9 A |
| Frequency range | 45-65 Hz |
| Frequency | 50/60 Hz |
| Power factor | 0.8 leading to 0.8 lagging |
| Maximum efficiency | 98.7 % |
| European efficiency | 98.3 % |
| Operating temperature range | -25 ~ +60 °C |
| Transformer | Transformerless |
| IP rating | IP66 |
| Relative humidity | 0-100 % |
| Cooling | Natural convection |
| Max. altitude | 4000 m |
| Interfaces | RS 485, WiFi, 4G |
| Display | LCD |
| Protection features | DC switch, Output over current, Anti-islanding protection, DC reverse polqrity protection, string fault detection, AC/DC surge protection, Insulation detection, C short circuit protection |
| Inverter type | On-grid |
|---|---|
| Number of MPPT | 2 |
| Inverter power | 20 kW |
| Number of phases | 3 |
| Height | 483 mm |
|---|---|
| Width | 380 mm |
| Depth | 193 mm |
| Weight | 19 kg |
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