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On-grid inverter Sungrow SG33CX rated 33 kW, three-phase, 3 MPPT. Max. DC voltage 1100 V, maximum efficiency 98.6%, European efficiency 98.3%. IP rating IP65, operating temperature −30 to 60 °C. Dimensions 595 × 702 × 310 mm (H × W × D), weight 50 kg, warranty 10 years.
| Series | SG33/40/50CX |
|---|---|
| Product warranty | 10 years |
| Series AC power range | 33-50 kW |
| Max. DC voltage | 1100 V |
| Max. DC current | 26 A |
| Strings per MPPT | 2 |
| DC inputs | 3 |
| Connectors | MC4 |
| Max. AC power | 36.3 kW |
| AC output voltage range | 312-528 V |
| Nominal AC voltage | 230/400 V |
| Max. AC current | 55.2 A |
| Frequency range | 45-55 / 55-65 Hz |
| Frequency | 50/60 Hz |
| Power factor | > 0.99 (adjustable 0.8 leading to 0.8 lagging) |
| Maximum efficiency | 98.6 % |
| European efficiency | 98.3 % |
| Operating temperature range | -30 ~ +60 °C |
| IP rating | IP65 |
| Display | LED |
| Protection features | DC reverse polarity protection AC short circuit protection Leakage current protection Grid monitoring Ground fault monitoring DC switch AC switch PV string monitoring Q at night function PID recovery function Arc fault circuit interrupter (AFCI) Overvoltage protection |
| Inverter type | On-grid |
|---|---|
| Number of MPPT | 3 |
| Inverter power | 33 kW |
| Number of phases | 3 |
| Height | 595 mm |
|---|---|
| Width | 702 mm |
| Depth | 310 mm |
| Weight | 50 kg |
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