ANDRITZ, a global technology group, has been awarded a major contract by Mozambique’s leading power utility, HCB, to carry out the rehabilitation of the Cahora Bassa hydropower plant — the largest in Mozambique and among the biggest in Africa.
Table of Contents
Key Highlights:
- Project: Cahora Bassa Hydropower Plant Rehabilitation (REABSUL II)
- Client: Hidroeléctrica de Cahora Bassa (HCB)
- Contractor: ANDRITZ
- Value: Mid three-digit million-euro range
- Location: Zambezi River, Mozambique
- Plant Capacity: 2,075 MW
- Upgrade Impact: Turbine capacity to increase by more than 4% (to 433 MW per unit)
- Booking: Q4 2024 order intake
Commissioned in 1975, the 2,075 MW facility located on the Zambezi River is a critical energy backbone for Mozambique, supplying over half of the country’s electricity and exporting to neighboring nations. This rehabilitation project, known as REABSUL II, is aimed at improving the efficiency, reliability, availability, and maintainability of the plant for the long term.
Scope of ANDRITZ’s Contract:
- Five new 480 MVA generators
- Five new high-efficiency Francis turbine runners
- Advanced control and protection systems
- Hydromechanical structures
- Design, engineering, manufacturing, and supply
- Installation, testing, and commissioning at site
Project Timeline & Execution Strategy:
- Three-year preparation phase for design, manufacturing, and site readiness.
- Gradual replacement of generating units one-by-one, ensuring uninterrupted operation of remaining units.
- Parallel coordination with Songo Converter Substation rehabilitation.
Strategic Importance:
This project represents a landmark investment in Africa’s energy infrastructure. It will not only boost the plant’s capacity but also ensure the long-term sustainability of renewable energy in the region.
ANDRITZ expressed pride in being part of this key national and regional project, reaffirming its commitment to Mozambique’s renewable energy future.
This contract strengthens ANDRITZ’s position as a global leader in hydropower plant modernization and supports the sustainable development goals of Southern Africa.
Source: https://www.andritz.com/newsroom-en/hydro/2025-07-16-cahora-bassa-group
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