Deye SUN-20K-SG01HP3-EU three-phase hybrid inverter

	100% unbalanced power, each phase; max. output power up to 50% of rated power
	Possibility to connect to DC and AC power to upgrade an existing solar system
	Max. 16 units in parallel for on-grid and off-grid operation; support for multiple batteries in parallel
	Max. charging/discharging current 74A
	High-voltage battery, higher efficiency
	6 periods of battery charging/discharging
	Possibility to store energy from a diesel generator

Modern photovoltaic systems demand advanced solutions for efficient energy management. The Deye SUN-20K-SG01HP3-EU, a distinguished model within the reputable Deye SUN-(5-25)K-SG01HP3-EU series, is a versatile three-phase hybrid inverter meticulously engineered to meet the dynamic needs of both residential and commercial installations. This Deye hybrid inverter serves as a cornerstone for a reliable, flexible, and highly efficient solar power system, seamlessly integrating the functionalities of an inverter, solar charger, and battery charger into a single compact unit, thereby ensuring uninterrupted power support.

A primary advantage of the Deye SUN-20K-SG01HP3-EU is its capacity for highly efficient stored energy management. This inverter stands out with an impressive battery charging and discharging efficiency, boasting a maximum charging/discharging current of 50A for the 20K model. This capability facilitates rapid and effective energy storage and retrieval, essential for optimizing the potential of any photovoltaic installation. The device is fully compatible with high-voltage lithium-ion batteries, supporting a broad voltage range from 160V to 700V. Furthermore, its advanced energy management allows for the configuration of up to six distinct time periods for battery charging and discharging, enabling precise adaptation of system operation to current energy demands and optimizing operational costs. The smart battery charger design additionally contributes to optimized battery performance.

Flexibility and scalability form the very foundation of the Deye SUN-20K-SG01HP3-EU hybrid inverter's design. For systems with increasing energy requirements, users can readily expand their installation capacity through the parallel operation function, which permits the connection of up to ten units of the same model. Moreover, this Deye model offers innovative AC coupling, facilitating the retrofit of existing solar systems, seamlessly integrating hybrid inverter technology with the existing infrastructure. Support for diesel generators further enhances versatility, allowing for energy storage from generators and providing a reliable backup power option.

The Deye SUN-20K-SG01HP3-EU provides a range of programmable operating modes, including On-grid, Off-grid, and UPS (uninterruptible power supply), with the flexibility to prioritize power supply from either the battery or the grid. A built-in limit function effectively prevents excess power overflow to the grid, and it also offers 100% unbalanced output, which is crucial for system stability.

Regarding input and output parameters, the Deye SUN-20K-SG01HP3-EU inverter delivers impressive capabilities. The maximum PV input power reaches 26000W, with a PV input voltage of up to 1000V. The device features two MPPT trackers, configured with 2+2 strings per tracker, ensuring optimal energy harvesting even under variable sunlight conditions, within an MPPT voltage range of 150V to 850V. The rated AC power is 20000W, and the apparent power is 22000VA. The maximum AC input/output current is 33.4/31.9A, and the maximum continuous AC passthrough current (from grid to load) is 80A. The inverter can supply a peak power (in off-grid mode) of 1.5 times its rated power for 10 seconds.

The efficiency of the Deye SUN-20K-SG01HP3-EU inverter is exceptionally high, boasting a maximum efficiency of 97.6%, a European efficiency of 97.0%, and an MPPT efficiency exceeding 99%.

For comprehensive management and monitoring, the inverter integrates a broad spectrum of communication functionalities. It supports monitoring via Wi-Fi, GPRS, Bluetooth, 4G, and LAN. Additionally, it is equipped with RS485, RS232, and CAN interfaces. The integrated LCD display facilitates easy parameter configuration and access to device operating status information.

Safety and compliance with standards are paramount for Deye. The inverter incorporates integrated protections such as DC reverse polarity protection, AC and DC overcurrent protection, AC and DC overvoltage protection, short circuit protection, thermal protection, ground fault current monitoring, residual current detection (RCD), an integrated DC switch, and anti-islanding protection. An optional Arc Fault Circuit Interrupter (AFCI) is also available. The design of the Deye SUN-20K-SG01HP3-EU features an IP65 ingress protection rating, ensuring resistance to dust and water, making it ideal for outdoor installations. The device can operate within a wide temperature range from -40°C to +60°C, with power derating above 45°C. Cooling is achieved through natural convection or intelligent air cooling.

Compliance with regulations is substantiated by numerous certifications. The Deye SUN-20K-SG01HP3-EU inverter meets IEC/EN 61000-6-1/2/3/4 and 62109-1/2 standards. It holds a Certificate of Conformity issued by SGS Tecnos, S.A.U. for Spain (valid until July 24, 2028), confirming compliance with UNE 217002:2020 and IEC 62116:2014. Furthermore, a TÜV Rheinland LGA Products GmbH certificate for Poland (valid until December 11, 2028) attests to its compliance with NC RfG requirements (EU Regulation 2016/631). The European Declaration of Conformity covers the LVD, EMC, and RoHS directives.

Physically, the Deye SUN-20K-SG01HP3-EU measures 408 x 638 x 237 mm (excluding connectors and brackets) and weighs 30.5 kg. It is designed for wall-mounted installation. The product comes with a standard 5-year warranty, with an option to extend to 10 years depending on the installation site.

This advanced hybrid inverter is manufactured by Ningbo Deye Inverter Technology Co., Ltd.. By choosing the Deye SUN-20K-SG01HP3-EU, you are investing in the future of your photovoltaic installation, ensuring reliability, efficiency, and complete control over your generated and stored energy.