Deye SUN-6K-SG05 LP3-EU-SM2
| Inverter Type | Hybrid |
| MPPT | 2 |
| Inverter Power | 6 kW |
| Number of phases | 3 |
| Inverter Type | Hybrid |
| MPPT | 2 |
| Inverter Power | 6 kW |
| Number of phases | 3 |
Description
100% unbalanced output, each phase; Max. output up to 50% rated power AC couple to retrofit existing solar system Max. 10 pcs parallel for on-grid and off-grid operation; Support multiple batteries parallel Max. charging/discharging current of 240A 48V low voltage battery, transformer isolation design 6 time periods for battery charging/discharging Support storing energy from diesel generator
Product details
| Series Name | SUN-3/4/5/6/8/10/12K-SG05LP3-EU-SM2 |
| Series AC Power Range (kW) | 3-12 |
| Model Name | SUN-6K-SG05 LP3-EU-SM2 |
| Maximum DC Power (kW) | 9 |
| Max. DC Voltage (V) | 800 |
| Max. DC Current (A) | 40 |
| Strings per single MPPT | 2 |
| Maximum AC Power (kW) | 6.6 |
| Maximum AC Current (A) | 9.6 |
| Frequency Range (Hz) | 45-55/55-65 |
| Frequency (Hz) | 50/60 |
| Power Factor | 1 |
| Maximum Efficiency (%) | 97.6 |
| Euro Efficiency (%) | 97 |
| Operating Temperature Range (°C) | -40 to +60 |
| Protection Class | IP65 |
| Humidity (%) | 0-100 |
| Cooling | Intelligent Air Cooling |
| Max Altitude (m) | 3000 |
| Interface | RS485/RS232/CAN |
| Protection Features | DC Polarity Reverse Connection Protection, AC Output Overcurrent Protection, Thermal Protection, AC Output Overvoltage Protection, AC Output Short Circuit Protection, DC Component Monitoring, Overvoltage Load Drop Protection, Ground Fault Current Monitoring, Arc Fault Circuit Interrupter (optional), Power Network Monitoring, Island Protection Monitoring, Earth Fault Detection, DC Input Switch, DC Terminal Insulation Impedance Monitoring, Residual Current (RCD) Detection, Surge protection level |
Measurements
| Height (mm) | 660 |
| Width (mm) | 386 |
| Depth (mm) | 250 |
| Weight (kg) | 35.2 |
Three-Phase Hybrid Inverter SUN-6K-SG05 LP3-EU-SM2 by Deye
Efficient three-phase hybrid inverter designed to retrofit existing PV systems with scalable battery storage, offering AC-coupled energy integration, parallel operation, and generator compatibility for enhanced self-consumption and reliability.
Applications and use cases
The SUN-6K-SG05 LP3-EU-SM2 is a versatile hybrid inverter that enables AC coupling to retrofit and expand legacy solar setups. It is engineered for three‑phase loads and is suitable for residential, commercial, or small industrial applications seeking enhanced energy storage, backup capability, and diesel-generated energy utilization. The unit supports scalable storage by allowing multiple devices to operate in parallel, including the ability to store energy from a diesel generator, which helps maintain power availability during outages or limited grid access. With transformer-isolated 48V batteries and parallel battery connection, it provides a safe, expandable path to higher storage capacity while maintaining efficient operation in diverse deployment scenarios.
- AC-coupled retrofit for existing solar systems
- Three-phase output for balanced or unbalanced loads on residential or commercial sites
- Scalable storage by paralleling up to 10 units for larger installations
- Support for multiple 48V battery banks in parallel
- High charging/discharging capability up to 240 A for rapid battery cycling
- Transformer isolation design for safety and reliability of LV battery connections
- Energy storage from diesel generators to extend backup availability
Key electrical and performance parameters
The SUN-6K-SG05 LP3-EU-SM2 combines strong DC and AC performance with efficient energy management in a compact, rugged enclosure. Its 2 MPPTs and parallel-string capability enable flexible PV and battery configurations, while its precise electrical characteristics support reliable 3‑phase operation across a range of grid and off-grid conditions.
- Hybrid three-phase inverter with maximum DC power of 9 kW and maximum DC voltage up to 800 V
- Maximum DC current of 40 A per input, with 2 MPPTs and 2 strings per MPPT
- Maximum AC power around 6.6 kW and per‑phase AC current up to 9.6 A
- High efficiency up to 97.6% (Euro efficiency around 97%)
- Operating frequency 50/60 Hz with power factor of 1
- Three-phase design suitable for three-phase loads and mixed duty cycles
- IP65 protection with Intelligent Air Cooling for reliability in harsh conditions
- Dimensions: 660 mm (H) x 386 mm (W) x 250 mm (D); Weight: 35.2 kg
Battery and backup capabilities
This model is built to integrate with 48V low‑voltage battery systems using transformer isolation, enabling safe parallel battery configurations and robust energy storage. It supports predefined battery charging and discharging schedules, up to six time periods, and a high charging/discharging current of 240 A. The inverter can store energy from a diesel generator, providing a practical, flexible solution for off-grid resilience and continuous power supply in mixed fuel environments. Parallel operation of multiple units expands storage capacity while preserving safety and control through standard communication interfaces.
- 48V low-voltage battery with transformer isolation design
- Six charging/discharging periods for optimized energy management
- Maximum charging/discharging current of 240 A
- Energy storage compatibility with diesel generators
- Parallel operation of up to 10 units for expanded capacity
- Multiple batteries can be connected in parallel to scale storage
- RS485/RS232/CAN interface for monitoring and control
