Eskom said 18 of its 79 power generation units have broken down and nine more are undergoing planned maintenance.
Rolling blackouts are expected to be lifted by the weekend.
The utility also warns some power stations may be affected by rain this weekend.
Eskom general manager Rhulani Mathebula said: “We have got 79 power generation units and 18 of those are at the moment off due to breakdowns and eight of those are on planned maintenance. That obviously includes Koeberg which makes them nine units.”
More Stories
EU Invites Ukraine’s Zelenskyy To Brussels Summit
Powerful Earthquake Kills More Than 5,000 In Turkey, Syria
Petro SA, Eskom Working On Cost Of Diesel Solution
Ramaphosa Asks Mabuza To Stay On, For now
Three SA Tourism Board Members Resign Amid Controversial R1bn Hotspur Deal
China Balloon Over U.S. Deflates Hopes For Diplomatic Thaw
Zelenskyy Meets with European Leaders
Eskom Needs More Than Money To Solve Its Problems – Analyst
SA Tourism R1bn Sponsorship Unjustified – Ramaphosa
Zuma Decries SCA Parole Ruling
Parliament Processing Key Recommendations Of State Capture Report
African Nations Commit To Ending AIDS In Children By 2030