Deye Sun 20K-SG01HP3-EU-AM2 Three Phase Hybrid Inverter 20KW
Description
Product information
The Deye SUN-20K-SG01HP3-EU-AM2 is a powerful three-phase hybrid inverter with high-voltage battery compatibility. It impresses with high efficiency, flexible application options and maximum scalability – ideal for demanding solar installations in residential and commercial projects.
Highlights at a glance
- 20 kW rated output & high-voltage battery compatibility for maximum efficiency
- Up to 10 devices connectable in parallel, ideal for modular large-scale systems
- 100 % unbalanced output, each phase individually usable
- 6 freely adjustable charging/discharging time windows for smart energy management
- Robust IP65 housing & support for diesel generators
Efficient energy conversion with high-voltage technology
The SUN-20K-SG01HP3-EU-AM2 uses high-voltage lithium-ion batteries (160–700 V), enabling particularly high charging and discharging efficiency. With an MPPT efficiency of 99.9 % and a maximum efficiency of 97.6 %, it ensures optimal utilisation of the available solar energy even under variable weather conditions.
Flexibility and scalability
Thanks to the possibility of parallel connection of up to 10 devices, the inverter is suitable for both complex new builds and retrofitting larger systems. Two independent MPP trackers each with two inputs optimise energy yields across multiple module arrays. Six freely definable time windows for charging and discharging the battery provide maximum control and adaptability.
Reliability and protection
The inverter is equipped with comprehensive protection mechanisms including reverse polarity protection, anti-islanding operation, insulation and short-circuit monitoring, and overvoltage protection. The IP65 protection class enables safe outdoor use, whilst smart cooling and quiet operation (< 55 dB) ensure low-maintenance running.
Who is the Deye SUN-20K-SG01HP3-EU-AM2 suitable for?
This inverter is ideal for:
- Businesses with high energy and storage demands
- Homeowners seeking maximum independence with high-voltage technology
- Installers planning flexible, future-proof systems
- Project developers realising AC-coupled retrofitting solutions
- Off-grid systems with diesel generators or hybrid operations
| Model | DEYE SUN 20K-SG01 HP3-EU-AM2 |
| Battery input data | |
| Battery type | Li-lon |
| Battery voltage range (V) | 160~700 |
| Max. charging current (A) | 37 |
| Max. discharging current (A) | 37 |
| Number of battery inputs | 1 |
| Charging strategy for Li-ion battery | Self-adaptation to BMS |
| PV string input data | |
| Max. DC input power (W) | 32000 |
| Rated PV input voltage (V) | 1000 |
| Start voltage (V) | 180 |
| MPP voltage range (V) | 150-850 |
| Rated DC input voltage (V) | 600 |
| PV input current (A) | 26+26 |
| Max. PV short circuit current (A) | 39+39 |
| Number of MPPT | 2 |
| Strings per MPPT | 2+2 |
| AC output data | |
| AC rated output & UPS power (W) | 20000 |
| Max. AC output power (W) | 22000 |
| AC rated output current (A) | 30,4 / 29 |
| Max. AC rated output current (A) | 33,4 / 31,9 |
| Max. continuous AC throughput (A) | 80 |
| Peak output (without grid) | 1.5x rated power, 10 S |
| Generator input/intelligent load/AC coupling current (A) | 30,4 / 80 / 30,4 |
| Output power factor | 0.8 leading to 0.8 lagging |
| Output frequency & voltage | 50/60Hz; 3L/N/PE 220/380, 230/400Vac |
| Grid type | Three-phase |
| Total harmonic distortion (THD) | < 3% ( rated output ) |
| DC injection | <0,5% ln |
| Efficiency | |
| Max. efficiency | 97,60% |
| Euro efficiency | 97.00% |
| MPPT efficiency | 99,90% |
| Protection | |
| Fuses | Anti-islanding protection, reverse polarity protection at PV string input, insulation resistance detection, differential current monitoring unit, output overcurrent protection, output short circuit protection, output overvoltage protection |
| Overvoltage category | DC Type II/AC Type III |
| Certifications and standards | |
| Grid approvals | VDE4105 IEC61727/62116 VDE0126 AS4777.2 CEI 0 21 EN50549-1 G98 G99 C10-11 UNE217002 NBR16149/NBR16150 |
| Safety EMC / Standard | IEC/EN 61000-6-1/2/3/4, IEC/EN 62109-1, IEC/EN 62109-2 |
| General data | |
| Operating temperature range (℃) | -45~60°C, >45° C power derating |
| Cooling | Intelligent cooling |
| Noise (dB) | <55 dB |
| Communication with BMS | RS485; CAN |
| Weight (kg) | 30.5 |
| Size (mm) | 408B×638H×237T(Without connectors and brackets) |
| Protection class | IP65 |
| Installation style | Wall mount |
| Warranty | 10 years |
FAQs about the Deye Sun 20K High-Voltage Hybrid Inverter
Which grid codes are stored in the inverter?
The inverter contains all common grid codes, which can be switched directly in the menu “Setting → Grid”. These include VDE-AR-N 4105 for Germany, EN 50549 for the EU, CEI 0-21 for Italy, G98 and G99 for Great Britain, OVE R25 for Austria, RD 1699 and RD 14 for Spain, as well as NRS 097-2-1 for South Africa. As a rule, no additional NA protection is required as soon as the appropriate country profile has been activated.
Which high-voltage batteries are compatible and how do I set up the BMS correctly?
The approved storage solutions include BYD HVS and HVM, Pylontech Force H1 and H2, Dyness Tower, as well as the Deye GB-L Series. Each storage is assigned a specific setup number, which is selected in the menu “Battery → Lithium → Setup Number”. Alternatively, the same number can be set using the DIP switches on the battery. Other models follow the same procedure and are listed in the compatibility list.
How much PV output can be connected without inverter clipping?
According to the data sheet, up to 30 kW DC input is permitted, while the AC output is 20 kW. This gives a DC/AC ratio of 1.5. In practice, a ratio of 1.1 to 1.2 is recommended, which equates to around 22 to 24 kWp. Even with 26 to 28 kWp, only minor losses due to clipping occur on a few days according to experience.
How loud is the inverter during operation?
In standby operation, the inverter remains almost silent as the fans only start at temperatures above 50°C or under sustained load. In normal operation, the noise level is below 45 decibels. Under full load, a clear airflow noise can be heard, but it stays below the maximum sound pressure of 55 decibels, as specified by the manufacturer. The device is therefore well suited for basements and technical rooms.
Can settings and firmware updates be carried out via app?
Via the Deye Cloud or the SUN-APP, all settings can be managed remotely. This includes changes to charging and export parameters, firmware updates for inverter, BMS, and HMI as well as an emergency shutdown. Connection is established via WiFi, LAN, or the factory hotspot network. RS485, CAN, and 4G sticks are also available for integrating external systems.
Scope of delivery: Deye SUN-20K-SG01HP3-EU-AM2 (20 kW HV Hybrid Inverter)
1 x Deye SUN-20K-SG01HP3-EU-AM2 inverter
- A powerful three-phase high-voltage hybrid inverter with 20 kW output, integrated LCD touchscreen, and two MPPT trackers.
1 x Wall Mount Bracket
- A solid metal mounting rail for safe installation of the heavy device on a load-bearing wall.
1 x Wi-Fi stick (data logger)
- A plug-in communication module for Internet connection for remote monitoring via Deye Cloud or Solarman App.
3 x current transformer (CT - Current Transformer)
- External clamp current transformers to measure the power flows at the house connection, necessary for zero export and self-consumption optimisation.
1 x set of PV connectors (MC4 compatible)
- The required pairs of DC plugs (plus and minus) to connect the PV strings to the inverter.
1 x set of battery connection plugs (high-voltage)
- Special high-voltage connectors for safe electrical connection of a compatible HV battery storage system.
1 x communication cable (BMS)
- A pre-assembled RJ45 data cable for connecting the inverter and battery management system.
1 x mounting kit (screws and plugs)
- A set of stainless steel screws and heavy-duty wall plugs for correct installation of the wall mount.
1 x user manual
- A printed manual containing detailed installation instructions, diagrams and safety notes.
Properties
| Charging/discharging current: | 37A |
|---|---|
| Output power: | 20KW |
| Tension: | High voltage |
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