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STH 15~33kW

Product catalog summary

Overview: The document provides technical specifications for the STH Series Hybrid Inverter, designed for three-phase systems with high-voltage lithium-ion battery compatibility. It highlights the inverter's efficiency, protection features, and operational capabilities.

Specifications: The STH Series offers models ranging from 15kW to 33kW, with a maximum efficiency of up to 98.2%. It supports a wide battery voltage range (200-800V) and features dual MPPTs for optimized energy capture. The inverter is IP66 rated, ensuring protection against dust and water.

Performance: The inverter supports continuous 110% AC output overloading and can switch to off-grid mode within 10ms, providing an uninterruptible power supply. It offers a maximum input power range from 22,500W to 49,500W, depending on the model.

Protection and Safety: Integrated protection features include DC reverse polarity, battery input reverse connection, insulation resistance, surge, over-temperature, residual current, anti-islanding, AC over-voltage, overload, and AC short-circuit protection.

Efficiency: The inverter boasts a maximum efficiency of 98.2% and a European efficiency of 97.4%. MPPT efficiency is consistently high at 99.9%, with battery charging and discharging conversion efficiencies at 97.3%.

General Features: The inverter is transformerless, with smart fan cooling and a noise level below 50dB. It operates within a temperature range of -30°C to 60°C and supports communication via WiFi or LAN. Compliance with multiple international standards ensures broad applicability.

Compliance and Standards: The inverter complies with standards such as IEC62109, IEC62116, VDE4105, and others, ensuring safety and performance across various regions.

Catalog excerpts

STH 15~33kW Three Phase | 2 MPPTs | Hybrid inverter (HV) Up to 110% phase unbalanced output Support paralleling connection Fast and easy data checking on-grid and back-up outputs. 200~800V wide battery connection Support continuous 110% AC output Diversified work modes that are Uninterruptible power supply, range to store more energy and overloading on both on-grid and back compatible with the majority of switch to off-grid mode optimize self-sufficiency rate. application scenarios. Back-up Loads Three Phase Storage Inverter High-voltage Li-ion Battery On-grid Loads

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General Data Due to differences in voltage values in various countries, minor variations may occur. The final interpretation rights belong to Sunways. 0 Max apparent power from the grid means the maximum power imported from the utility grid used to satisfy the backup loads and charge the battery.

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STH 15~33kW

STH 15~33kW

Catalog excerpts

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