Features of Sungrow Inverter
- DC 15A current input, compatiable with over 500W+ PV module
- Dynamic shading optimization mode
- Built-in PID recovery function
- Key component diagnosis and protection
- Smart IV Curve Diagnosis
- Grid fault record function, easy for remote O&M
- Easy to handle thanks to 34% weight reduced
- Plug and Play with Buckle Design
- IP66 protection and C5 Anti-corrosion
- DC Type I+II SPD, AC Type II SPD
- Support AFCI 2.0 function
CIRCUIT DIAGRAM


EFFICIENCY CURVE (SG33CX-P2)


| Type designation | SG25CX-P2 | SG30CX-P2 | SG33CX-P2 |
| Input (DC) | |||
| Recommended max. PV input power | 35kWp | 42kWp | 46.2kWp |
| Max.PV input voltage | 1100V | 1100V | 1100V |
| Min.PV input voltage / startup input voltage | 160V/200V | 160V/200V | 160V/200V |
| Rated PV input voltage | 600V | 600V | 600V |
| MPP voltage range | 160V-1000V | 160V-1000V | 160V-1000V |
| No. of independent MPPinputs | 3 | 3 | 3 |
| No. of PV strings per MPPT | 2 | 2 | 2 |
| Max.PV input current | 90A(30A*3) | 90A(30A*3) | 90A(30A*3) |
| Max. DC short-circuit current | 120A(40A*3) | 120A(40A*3) | 120A(40A*3) |
| Max.current for DC connector | 30A | 30A | 30A |
| Output (AC) | |||
| Rated AC output power | 25kW(415V@50ºC)* | 30kW(415V@50ºC)* | 33kW(415V@50ºC)* |
| Max.AC output apparent power | 27.5kVA(415V@50ºC)* | 33kVA(415V@50ºC)* | 36.3kVA(415V@50ºC)* |
| Max.AC output current | 41.8A | 50.2A | 55.2A |
| Rated AC output current(at 230V) | 36.2A | 43.5A | 47.8A |
| Rated AC voltage | 3/N/PE, 220/380V, 230/400V | 3/N/PE, 220/380V, 230/400V | 3/N/PE, 220/380V, 230/400V |
| AC voltage range | 312 V – 480 V | 312 V – 480 V | 312 V – 480 V |
| Rated grid frequency | 50 Hz / 60 Hz | 50 Hz / 60 Hz | 50 Hz / 60 Hz |
| Grid frequency range | 45Hz – 55Hz / 55Hz – 65Hz | 45Hz – 55Hz / 55Hz – 65Hz | 45Hz – 55Hz / 55Hz – 65Hz |
| Harmonic ( THD ) | <3% (at rated power) | <3% (at rated power) | <3% (at rated power) |
| Power factor at rated power / Adjustable power factor | >0.99 / 0.8leading – 0.8lagging | >0.99 / 0.8leading – 0.8lagging | >0.99 / 0.8leading – 0.8lagging |
| Feed-in phases / connection phases | 3 / 3-N-PE | 3 / 3-N-PE | 3 / 3-N-PE |
| Efficiency | |||
| Max. efficiency / European efficiency | 98.4% / 98.2% | 98.5% / 98.3% | 98.5% / 98.3% |
Protection
| Grid monitoring | Yes |
| DC reverse connection protection | Yes |
| AC short-circuit protection | Yes |
| Leakage current protection | Yes |
| Surge protection | DC Type I+II / AC Type II |
| Ground fault monitoring | Yes |
| DC switch | Yes |
| PV String current monitoring | Yes |
| Arc fault circuit interrupter (AFCI) | Yes |
| PID recovery function | Yes |
| Optimizer compatibility ** | Optional |
* PV input voltage need over 630VDC
* *For optimizer compatibility, please consult Sungrow before placing an order








