SG4400UD-20 - Uncategorized Sungrow - Free user manual and instructions
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| Product Type | Grid-Tied Solar Inverter |
| Model | SG4400UD-20 |
| Rated Power | 4400 W |
| Max. Input Voltage | 1000 V DC |
| MPPT Voltage Range | 200 V – 800 V |
| Nominal Output Voltage | 230 V AC |
| Nominal Output Frequency | 50 Hz / 60 Hz |
| Max. Efficiency | >98% |
| Dimensions (W x H x D) | 530 x 400 x 200 mm |
| Weight | 24.5 kg |
| Ingress Protection | IP65 |
| Operating Temperature Range | -25°C to +60°C |
| Cooling Method | Natural Convection |
| Display | LCD Backlit |
| Communication Interfaces | RS485, Wi-Fi (optional) |
| Safety Features | Overvoltage, Overcurrent, Anti-Islanding, Ground Fault Protection |
| Warranty | 5 Years |
| Maintenance | Periodic cleaning of heat sink, check wiring connections |
Frequently Asked Questions - SG4400UD-20 Sungrow
What is the maximum DC input voltage for the SG4400UD-20?
The maximum DC input voltage is 1000 V.
What is the rated output power of this inverter?
The rated output power is 4400 W.
Can I use this inverter for off-grid applications?
No, the SG4400UD-20 is a grid-tied inverter designed to feed solar power into the utility grid.
What is the efficiency of the SG4400UD-20?
The maximum efficiency is over 98%.
Does the inverter have a display?
Yes, it features an LCD backlit display showing operational data and status.
What are the communication options?
It has RS485 as standard, with optional Wi-Fi for remote monitoring.
What is the IP rating?
The enclosure is rated IP65, making it suitable for outdoor installation.
How do I clean the inverter?
Use a soft dry cloth to clean the exterior. Ensure the heat sink is free from dust and debris for proper cooling.
What warranty does Sungrow provide?
Sungrow offers a standard 5-year warranty for this inverter, extendable in some regions.
What should I do if the inverter shows an error code?
Refer to the user manual for error code definitions. Common issues include grid voltage faults or insulation resistance. Contact a certified technician if needed.
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USER MANUAL SG4400UD-20 Sungrow
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Product information
Brand : Sungrow
Model : SG4400UD-20
Category : Uncategorized