Investor Presentaiton

POČERADY POWER PLANT DESCRIPTION AND TECHNICAL PARAMETERS Executive Summary Compliance with IED emission limits (06/2020) The units will meet the IED limits after certain operational and technical measures are taken Π Compliance with BREF/BAT emission limits (08/2021) Počerady power plant 175 mg/Nm3 130 mg/Nm3 8 mg/Nm3 7 μg/Nm3 The power plant was commissioned between 1970-77 and passed the first wave of greening (desulphurisation) in the years 1994-96. ■ Over 80% of the produced VEP (especially the fly ash) is transported to the mine of Vršanská uhelná. ■ In the site of coal power plant, the gas power plant is also situated, the ownership of which is separated and the common equipment (e.g. water feeder) is owned by ČEZ. ■ The power plant has already exhausted the usual life of units (~ 240 thousand hours), the average number of hours per unit as of 2018 is about 290 thousand (see right). - SOx NOx PM Hg Average values of continuous emission measurements for 2018 (boilers B2-B5) BREF/BAT limits valid from 08/2021 (average annual values) Further operational and technical measures are planned to comply with the BREF/BAT limits Technical parameters and unit operating hours Capacity 1000 MW (5 x 200 MWe) • Unit B2 • Unit B3 Unit B4 Unit B5 Unit B6 e 306 th. hours 307 th. hours 300 th. hours 271 th. hours 271 th. hours 15 Note: Top - Take or Pay; VEP - Secondary Energy Products Operating hours of the unit as of the end of 2018 - Typical life by number of operating hours (approx. 240 ths. hours) CEZ GROUP

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