EDF: rehabilitation of the Francis groupsAs part of the programme to maintain and optimise its hydropower plants, Électricité de France (EDF) entrusted us in 2017 with the rehabilitation of the Francis groups at the St Pierre en Faucigny and Le Carrelet power plants.
Electricité de la Lienne: replacement of the group electrical protectionsEnergie Sion-Région SA (ESR), which operates the hydropower facility at La Lienne, chose us to replace the old electrical generator protections of the ABB REG216 type, that had been brought into service in the nineties, by new ABB REG670 units.
HYDRO Exploitation has acquired a unique and proven experience in power generation facilities. Our extensive service portfolio puts us in a position to cover all areas of power generation, from consultancy to overhaul services.
Who are we ?
Based in Sion, HYDRO Exploitation SA was founded in June 2002 by Grande Dixence SA, EOS Holding SA and FMV SA - joined by Romande Energie Holding SA and Les Forces Motrices de la Gougra SA for the operation and maintenance of hydroelectric facilities.
The company employs 400 people from the Haut-Valais to the Jura Vaudois. Together, they operate 46 hydroelectric facilities that produce more than 16% of Switzerland's hydroelectric energy.