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LG33/50CX-P2-CN photovoltaic grid-connected inverter
Three Features：
1、Efficient power generation:
Self-adaptive weak grid, good grid connection and high yield
15A DC side input, can be adapted to 500W+ large modules.
Wide operating voltage range, early startup, late shutdown, more durable power generation.
2、safe and worry-free:
EMC comparable to household appliances, away from radiation hazards
Aluminum alloy shell, electrostatic spraying process, no rust for 25 years
Strong 4G communication signal, wide coverage
3、Easy Operation and Maintenance：
Handle design on both sides, weight 20% better than industry average
Contact-free, near-end Bluetooth real-time data viewing
Intelligent string detection, second-level data display, accurate troubleshooting
Technical parameter
| Product Model | LG33CX-P2-CN | LG50CX-P2-CN |
| Input (DC) | ||
| Maximum Input Voltage | 1100V | 1100V |
| Minimum input voltage/starting voltage | 160V/200V | 160V/200V |
| Rated Input Voltage | 600V | 600V |
| MPPT voltage range | 160~1000V | 160~1000V |
| Maximum number of MPPT input strings per channel | 2 | 2 |
| Maximum input current per circuit | 15A | 15A |
| Maximum Input Current | 90A(3×30A) | 120A(4x30A) |
| Number of MPPTs | 3 | 4 |
| Maximum allowable input terminal current | 30A | 30A |
| Maximum DC short-circuit current | 120A(3×40A) | 160A(4X40A) |
| Output (AC) | ||
| Rated output power | 33000W | 50000W |
| Maximum output power | 36300W | 55000W |
| Maximum output apparent power | 36300VA | 55000VA |
| Maximum Output Current | 55.2A | 83.6A |
| Rated grid voltage | 3/N/PE,230/400V,2207380V | 3/N/PE,230/400V,220/380V |
| Grid voltage range | 312~480V | 312~480V |
| Rated grid frequency/grid frequency range | 50Hz/45~55Hz | 50Hz/45~55Hz |
| Total current waveform distortion rate | <3 % (at rated power) | <3 % (at rated power) |
| DC component | <0.5% In | <0.5% In |
| Power factor | >0.99 (at rated power) | >0.99 (at rated power) |
| Power factor adjustable range | 0.8 ahead ~ 0.8 behind | 0.8 ahead ~ 0.8 behind |
| Number of feeder phases / number of output phases | 3/3 | 3/3 |
| Efficiency | ||
| Maximum efficiency | 98.60% | 98.52% |
| China Efficiency | 98.08% | 98.00% |
| Safeguard | ||
| DC reverse connection protection | able fulfill | able fulfill |
| AC short circuit protection | able fulfill | able fulfill |
| Leakage current protection | able fulfill | able fulfill |
| Grid monitoring | able fulfill | able fulfill |
| DC Switch | able fulfill | able fulfill |
| String detection | able fulfill | able fulfill |
| Crypto-protection | able fulfill | able fulfill |
| Surge protection | DC secondary/AC secondary | DC secondary/AC secondary |
| Common parameter | ||
| Dimension (W*H*D) | 605*575*245mm | 605*575*245mm |
| Weights | 35 kg | 38 kg |
| Isolation method | transformerless | transformerless |
| Protection class | IP66 | IP66 |
| Nighttime loss | ≤1 W | ≤1 W |
| Operating Temperature Range | -30 to 60 ℃ | -30 to 60 ℃ |
| Operating humidity range (without condensation) | 0~100% | 0~100% |
| Cooling method | Intelligent forced air cooling | Intelligent forced air cooling |
| Maximum working altitude | 4000m (>2000m derating) | 4000m (>2000m derating) |
| Demonstrate | LED,Bluetooth+APP | LED,Bluetooth+APP |
| Newsletter | 4G | RS485*2,4G |
| DC Terminal Type | MC4 | MC4 |
| AC Terminal Type | OT/DT terminals (max. 35 mm²) | OT/DT terminal (max. 50mm²) |
| Standards-compliant | NB/T32004-2018,GB/T37408-2019 | NB/T32004-2018,GB/T37408-2019 |
| Grid support | Anti-Islanding, Active Reactive Regulation, PF Control, Slow Start/Shutdown | Anti-Islanding, Active Reactive Regulation, PF Control, Slow Start/Shutdown |
Note: Products continue to innovate, performance continues to improve, this technical parameters are for reference only.
