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STT-4K~25KTL-P

Product catalog summary

Overview: The Sunways Three Phase Inverter with Dual MPPT, models STT-4K to STT-25KTL-P, is designed for high efficiency and reliability in solar energy systems. It features advanced heat dissipation, integrated lightning protection, and compatibility with complex power grids.

Specifications: The inverter offers a maximum efficiency of 98.6% and a European weighted efficiency of 98.2%. It supports a wide MPPT voltage range (160-1000V) and has a maximum input current of 15A, making it compatible with high-power panels. The device is protected against various electrical faults and environmental conditions, with an IP65 protection rating.

Technical Parameters: The inverter models range from 4,000W to 25,000W in rated output power, with a maximum output power up to 25,000W. It operates at a rated voltage of 230/400V and a frequency of 50/60Hz. The power factor ranges from 0.8 leading to 0.8 lagging, and total harmonic distortion is less than 3% at rated output power.

Protection Features: The inverter includes integrated protections such as DC reverse polarity, insulation resistance, surge, over-temperature, residual current, anti-islanding, AC short-circuit, and AC over-voltage protection.

General Data: The inverter is transformerless, with dimensions of 550W x 410H x 175D mm and weights ranging from 23 to 29 kg. It operates in temperatures from -30°C to 60°C and at altitudes up to 4000m. Communication options include RS485, WiFi/GPRS/LAN.

Compliance: The product complies with multiple international standards including IEC62109, IEC62116, VDE4105, and others, ensuring its suitability for global markets.

Catalog excerpts

Sunways Three Phase with Dual MPPT S T T- 4 K ~ 2 5 K T L- P SAFE & RELIABLE High reliability due to good heat dissipation design High yield with Max. 98.6% efficiency Integrated lightning protection for both DC and AC Adapt to complex power grid High anti-corrosion ability with aluminum alloy die casting technology Wider working temperature and altitude, adapt to various installation environments HIGH YIELD European weighted efficiency 98.2% Longer working hours due to the lower start-up voltage and wider MPPT range Up to 10% continuous output overloading capacity With a max input current of 15A, compatible with high-power panels Support wireless and wired internet connection (RS485， WiFi/GPRS/LAN optional) Remote upgrading available Fast and easy configuration via App or OLED display

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STT-4K~25KTL-P

STT-4K~25KTL-P

Catalog excerpts

All Ningbo Sunways Technologies Co., Ltd. catalogs and technical brochures