Eskom on Thursday warned of a "severely constrained" power system due to the unavailability of some of its generating units.
Eskom CEO Brian Dames says the country's power system remains "vulnerable" but unplanned outages will reduce going into winter.
Eskom has declared a power emergency, with the company saying that load shedding might take place if the need arises.
Eskom on Thursday declared an electricity emergency and asked its industrial customers to reduce their load by 10% as of this afternoon.

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