South Africa's midday power glut poses hidden risk for wheeling deals
Private renewable energy producers in South Africa that wheel power directly to data centres have no regulated compensation if curtailed due to oversupply. Sapvia reports curtailment instructions rose from ~100 to over 1000 per month, though all have so far affected state-procured projects.
- Curtailment instructions rose from ~100 to over 1000 per month
- Winter 2026 saw curtailment of up to 3GW in a single day
- State-procured projects receive deemed energy payments, private ones do not
- NTCSA compensation mechanism runs from April 2025 to March 2028
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