Eskom’s Koeberg Nuclear Power Station Alters Maintenance Schedule

  • Eskom's Koeberg Nuclear Power Station in South Africa has experienced a delay in its maintenance schedule due to the temporary outage of Unit 1. This delay has necessitated a rescheduling of the maintenance for Unit 2.
  • Unit 1's restoration process is nearly complete, and it is expected to be synchronized with the national grid by the end of October 2023. However, it will take another two weeks to reach full power, meaning it will be fully operational by mid-November.
  • Eskom's decision to adjust the maintenance schedule for Unit 2 aligns it with Unit 1's return, reducing the risk of a total shutdown and ensuring a more stable and reliable power supply for South Africa. This move highlights the importance of Koeberg Power Station in maintaining the nation's energy security.
Nuclear Power Station

South Africa’s state-owned power utility, Eskom, recently announced a strategic delay in the maintenance schedule for the Koeberg Nuclear Power Station to prevent a potentially devastating “total shutdown.” This move comes as a response to the unexpected outage of Unit 1 at the facility, with far-reaching implications for the country’s energy supply.

Eskom has reported that Unit 1’s outage is nearly resolved and anticipates synchronizing it with the national grid by the end of October 2023. Nevertheless, due to a two-week ramp-up period, the unit is expected to reach full power only by mid-November. This temporary delay in Unit 1’s restoration has forced Eskom to push back the maintenance schedule for Unit 2, which was initially slated to go offline on November 3.

The delay in Unit 1’s restoration is a result of meticulous safety checks and operational tests, which are necessary to ensure that the nuclear reactor functions reliably during its next operational cycle. The reactor circuit, including the three steam generators, has reached its operating pressure and temperature, but additional safety tests are scheduled before and after the nuclear reaction restarts.

Notably, the three steam generators in Unit 2 are earmarked for replacement during its scheduled maintenance, set to commence once Unit 1’s commissioning concludes. Although the start date for Unit 2’s outage has been postponed to mid-November 2023, Eskom’s Koeberg team, the primary contractor, and subcontractors are leveraging the experience gained during Unit 1’s installation to streamline the steam generator replacement process, potentially reducing the overall outage period.

Energy analyst Chris Yelland cautioned that Koeberg faced the risk of a total shutdown due to the delays in bringing Unit 1 back online. Had Eskom not rescheduled the maintenance for Unit 2 to coincide with Unit 1’s operational return, the Koeberg Power Station could have been entirely offline for approximately one week, which would have had significant implications for South Africa’s energy supply.

With Eskom’s latest announcement to align Unit 2’s maintenance with Unit 1’s restoration, the likelihood of a total shutdown has been significantly reduced. This decision underscores Eskom’s commitment to ensuring a stable and reliable power supply for South Africa, even in the face of unexpected operational challenges.

As we approach the mid-November timeframe, the nation will be keeping a close eye on the developments at Koeberg Nuclear Power Station, as the synchronized restoration of both units and the crucial maintenance of Unit 2 unfold. This strategic move aims to prevent any potential energy crises and underscores the vital role that Koeberg Power Station plays in powering the nation’s homes, industries, and essential services.

In the world of technology, shopping, and finance, where the reliability of the power grid is essential for various operations, Eskom’s strategic decisions at Koeberg Power Station remain a topic of interest for consumers and businesses alike. Stay tuned for further updates on this critical development and its implications for South Africa’s energy landscape.

Visited 1 times, 1 visit(s) today

Stay ahead in the financial world – Sign Up to Rateweb’s essential newsletter for free. Get the latest insights on business trends, tech innovations, and market movements, directly to your inbox. Join our community of savvy readers and never miss an update that could impact your financial decisions.

Do you have a news tip for Rateweb reporters? Please email us at


Start trading with a free $30 bonus

Trade stocks, forex, commodities, metals and CFDs on stock indices with an internationally licensed and regulated broker. For all clients who open their first real account, XM offers a $30 trading bonus without any initial deposit needed. Learn more about how you can trade over 1000 instruments on the XM MT4 and MT5 platforms from your PC and Mac, or from a variety of mobile devices.


Personal Financial Tools

Below is a list of tools built to assist South Africans to make the best financial decisions:



South Africa’s primary source of financial tools and information

Contact Us


Rateweb strives to keep its information accurate and up to date. This information may be different than what you see when you visit a financial institution, service provider or specific product’s site. All financial products, shopping products and services are presented without warranty. When evaluating offers, please review the financial institution’s Terms and Conditions.

Rateweb is not a financial service provider and should in no way be seen as one. In compiling the articles for our website due caution was exercised in an attempt to gather information from reliable and accurate sources. The articles are of a general nature and do not purport to offer specialised and or personalised financial or investment advice. Neither the author, nor the publisher, will accept any responsibility for losses, omissions, errors, fortunes or misfortunes that may be suffered by any person that acts or refrains from acting as a result of these articles.