Deye SUN-8K-SG05LP3-EU-SM2 Three-phase low-voltage hybrid inverter 8 kW

The Deye SUN-8K-SG05LP3-EU-SM2 is a high-performance three-phase hybrid inverter. It has been specially designed for domestic and commercial applications and combines an inverter, battery charger and intelligent energy management system in a single unit. This all-in-one solution is ideal for new installations as well as for retrofitting existing photovoltaic systems, and reliably maximises self-consumption and energy efficiency.

Highlights at a glance

• Supports both Both lead-acid and lithium-ion batteries for flexible storage solutions
• Battery voltage range from 40 to 60 volts for different storage requirements
• Maximum charging and discharging current of 190 amps enables rapid power transmission
• Maximum PV input power of 12,000 watts for larger solar installations
• Unbalanced output power with up to 50 per cent of the rated power per phase, enabling flexible load distribution
• Parallel connection of up to 10 devices for customisable system sizes

Efficient energy conversion for modern requirements

The Deye SUN-8K-SG05LP3-EU-SM2 offers a maximum efficiency of 97.6 per cent and an MPPT efficiency of over 99 per cent. The wide MPPT voltage range of 200 to 650 volts ensures that a high energy yield is achieved even under varying sunlight conditions. With a maximum PV input voltage of 800 volts, the inverter is ideally suited to high-output solar panel arrays. It thus helps to sustainably increase the cost-effectiveness and profitability of the photovoltaic system.

Flexibility and scalability

The Deye SUN-8K-SG05LP3-EU-SM2 can be flexibly adapted to different requirements. With the ability to operate up to ten units in parallel, the system can be scaled for both smaller and larger energy projects. AC coupling enables easy integration into existing solar systems without the need for extensive modifications. Thanks to its support for both lead-acid and lithium-ion battery types, the inverter offers a high degree of adaptability to individual storage solutions.

Reliability and protection

With an IP65 protection rating, the inverter is optimally protected against dust and water and is therefore suitable for use in a wide variety of environments. The operating temperature range of minus 40 to plus 60 degrees Celsius ensures reliable operation even under extreme weather conditions. Comprehensive protection functions, such as overcurrent, overvoltage, short-circuit and thermal protection, DC reverse polarity protection and DC insulation impedance monitoring, ensure a high level of operational safety and a long service life for the unit.

Who is the Deye SUN-8K-SG05LP3-EU-SM2 suitable for?

This inverter is ideal for

• Homeowners looking for a high-performance and flexible solution for self-consumption and grid independence
• Commercial enterprises requiring a stable and efficient power supply
• Users who wish to retrofit existing solar systems with modern storage solutions
• Installations in regions with an unstable mains supply, where diesel generators provide additional security of supply

FAQs on the 8 kW Deye Sun Hybrid inverter

Which battery types does the inverter support?

The inverter is compatible with lead-acid and lithium-ion batteries within a voltage range of 40 to 60 volts.

What is the maximum charging and discharging current?

The maximum charging and discharging current is 190 amps, which enables rapid energy transfer.

What protection functions are integrated into the Deye?

The inverter offers protection mechanisms such as DC reverse polarity protection, AC output overcurrent protection, thermal protection, AC output overvoltage protection, AC output short-circuit protection, DC component monitoring, an optional arc fault circuit interrupter, islanding protection, a DC switch, insulation impedance detection, earth fault detection and Class II overvoltage protection for DC and AC.

Is the inverter suitable for retrofitting existing systems?

Yes, thanks to AC coupling, the inverter can be easily integrated into existing solar systems.

Can the inverter supply unbalanced loads?

Yes, the inverter can supply an unbalanced load of up to 100 per cent, with each phase capable of delivering up to 50 per cent of the rated power.


 

Scope of delivery: Deye SUN-8K-SG05LP3-EU-SM2 (8 kW LV hybrid inverter)

1 x Deye SUN-8K-SG05LP3-EU-SM2 inverter

• A three-phase hybrid inverter with an 8 kW output, an integrated colour LCD touchscreen and support for 48V low-voltage battery systems.

1 x wall mount bracket

• A sturdy metal mounting rail for securely fixing the unit to a load-bearing wall.

1 x Wi-Fi stick (data logger)

• A plug-in communication module for connecting to the internet, enabling remote monitoring via the Deye cloud or the Solarman app.

3 x current transformers (CT)

• External fold-out current transformers for measuring energy flows at the property connection, required for net metering and optimising self-consumption.

1 x set of PV connectors (MC4-compatible)

• The required pairs of DC connectors (positive and negative) for connecting the PV strings to the inverter.

1 x communication cable (BMS)

• A pre-assembled RJ45 data cable for connecting the inverter to the battery management system.

1 x fitting kit (screws and wall plugs)

• A set of stainless steel screws and heavy-duty wall plugs for the correct installation of the wall bracket.

1 x User Manual

• A printed manual containing detailed installation instructions, circuit diagrams and safety instructions.