Investor Presentaiton

POWER PLANTS ASSOCIATIONS Auction in brief: New electricity is purchased through auction 000 Annual energy auction system in brief • Purchase of new energy to meet ANEEL Regulator DISTRIBUTION COMPANIES IPP Implements the project and sells the energy. (UTILITIES) Define demand and buy the energy from the suppliers (IPP). EPE Runs the Energy Auctions, based on the Utility demands. © Wärtsilä WÄRTSILÄ Solution provider and Influencer. • consumption growth Electricity demand based on distribution companies evaluation Three types of auctions for new energy A-3 (thermal and biofuel projects; COD in three years time) A-5 (long lead-time projects such as hydro; COD in five years time) Reserve and Emergency (in case energy demand requirements are not met with the above) New energy only: for new power plants or expansion of existing ones Open for all technologies (hydro, thermal, biomass, wind) Thermoelectric power provides supply reliability in dry periods Long-term PPA (15 years for thermal plants) Note: See the Appendices for full desWÄRTSILÄ

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