Engineering News 26 May 2011.

South Africa is in talks with energy intensive users such as industry to reduce demand by up to 5 000 MW and prevent blackouts, although a loss in output and jobs were a concern, the energy minister said on Thursday…

http://www.engineeringnews.co.za/article/sa-seeks-to-cut-power-demand-by-5-000-mw-2011-05-26