One of the main reasons was the decrease in electricity consumption during the weekend by 2.2% compared to the previous weekend.
So far, the growth in the volume of renewable energy is mainly due to a decrease in the share of thermal generation.
Solar and wind power production increased 13.4% last week.
Such volumes cannot guarantee the country's energy security.
Ukrenergo has identified several measures to balance the power system and cover the additional load during peak consumption hours.
The power unit was connected to the grid.