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On-grid inverter KSTAR KSG-120CL rated 120 kW, three-phase, 10 MPPT. Max. DC voltage 1100 V, MPP voltage range 200 to 1000 V, maximum efficiency 98.7%, European efficiency 98.3%. Operating temperature −25 to 60 °C, cooling: natural convection. Dimensions 700 × 1055 × 336 mm (H × W × D), weight 93 kg, warranty 5 years.
| Series | KSG-120CL KSG-150UM |
|---|---|
| Product warranty | 5 years |
| Series AC power range | 120-150 kW |
| Max. DC voltage | 1100 V |
| Nominal DC voltage | 620 V |
| Min. DC start-up voltage | 250 V |
| Max. DC current | 30 A |
| MPP voltage range | 200-1000 V |
| Strings per MPPT | 2 |
| DC inputs | 20 |
| Max. AC power | 121 kW |
| AC output voltage range | 320-480 V |
| Max. AC current | 158.8 A |
| Nominal AC current | 174.6 A |
| Frequency range | 45-55 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 |
| Relative humidity | 0-100 % |
| Cooling | Natural convection |
| Max. altitude | 4000 m |
| Interfaces | RS485 /Bluetooth+APP |
| Display | LED |
| Protection features | DC switch, Anti-islanding protection, output over current, DC reverse polarity protection, string fault detection AC/DC surge protection, insulation detection, AC leakage current fault protection, I/V Curve scanning, Anti-PID function |
| Inverter type | On-grid |
|---|---|
| Number of MPPT | 10 |
| Inverter power | 120 kW |
| Number of phases | 3 |
| Height | 700 mm |
|---|---|
| Width | 1055 mm |
| Depth | 336 mm |
| Weight | 93 kg |
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