Head range up to more than 300 m Capacity up to about 20 000 kW Excellent peak efficiency High efficiency also at partial water flow down to about 50% Complete range of specific speeds for runner design allows optimized matching to synchronous speed Compact design and low maintenance requirements by rigorous selection of best suited materials and proper design 2 or 4 bearing gen-set arrangements Bearings rated for more than 100 000 hours of operation Guide vane control electrically or hydraulically

Francis turbine