SUN-25K-G04-LV - Installation solaire Deye - Free user manual and instructions
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| Product Type | Grid-Tie Solar Inverter |
| Brand | Deye |
| Model | SUN-25K-G04-LV |
| Rated Output Power | 25 kW |
| Max. Input Voltage | 1000 VDC |
| MPPT Voltage Range | 200 - 850 VDC |
| Number of MPP Trackers | 2 |
| Output Type | Three-Phase, Low Voltage (400 VAC) |
| Max. Efficiency | 98.6% |
| European Efficiency | 98.0% |
| Dimensions (W x H x D) | 690 x 510 x 280 mm |
| Weight | 50 kg |
| Cooling | Smart Fan Cooling |
| IP Rating | IP65 |
| Operating Temperature Range | -25°C to +60°C |
| Communication | RS485, Optional Wi-Fi |
| Display | LCD |
| Warranty | 5 Years (Standard) |
| Safety Features | Anti-Islanding, Overvoltage, Overcurrent, Ground Fault Protection |
| Maintenance | Clean air vents and check connections every 6 months |
| Reparability | Replacement parts available; authorized service centers |
Frequently Asked Questions - SUN-25K-G04-LV Deye
What is the maximum input voltage for the SUN-25K-G04-LV?
The maximum input voltage is 1000 VDC. Exceeding this may damage the inverter.
Can I connect solar panels with different orientations?
Yes, the inverter has 2 MPP trackers, allowing you to connect two arrays with different orientations or tilts.
What is the recommended wire size for AC output?
For a 25 kW three-phase output, use copper wire of at least 16 mm² (AWG 6) for short distances, but always refer to local electrical codes.
How do I connect the inverter to the internet?
The inverter has an optional Wi-Fi module or you can use the RS485 port to connect to a data logger or monitoring system.
What should I do if the inverter shows an 'Isolation Fault' error?
Check the DC cable insulation and ensure no ground faults. If the problem persists, contact technical support.
Is the inverter suitable for outdoor installation?
Yes, it has an IP65 rating, making it resistant to dust and water jets. Install in a shaded area to avoid direct sunlight.
How often should I clean the inverter?
Clean the cooling vents every 6 months using a soft brush or compressed air. Keep the enclosure free of debris.
Can the inverter operate during a power outage?
No, this is a grid-tie inverter and will shut down during a blackout to prevent backfeeding, unless paired with a battery backup system.
What is the warranty period for the SUN-25K-G04-LV?
The standard warranty is 5 years, extendable to 10 years in some regions. Check with your dealer for details.
How do I update the firmware?
Firmware updates can be done via the RS485 communication using a computer and the Deye update tool. Contact support for instructions.
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