Chinese clean energy technology company Sigenergy has completed a 20-MWh utility-scale battery energy storage system (BESS) project in Malko Tarnovo, southern Bulgaria.
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The multi-energy battery integrated cabinet integrates the battery photovoltaic controller, grid connection and off-grid, EMS, power distribution, air conditioning and fire protection in one stop, enabling the energy storage system to independently adjust the energy storage.
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This outdoor energy storage system pairs 30kW PCS with 80kWh LFP batteries—ideal for peak shaving, emergency backup, and hybrid off-grid energy setups.
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2V/280Ah battery with over 8000 cycles at 70% DOD, ensuring stable long-term energy supply for commercial and industrial needs. IP54 protection + C4/C5 anti-corrosion grade, operating at -30℃~50℃ and 5%-95% humidity (non-condensing) for harsh outdoor.
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