... 50yearsHigh efficience Medium and Small Hydro Power water turbine / hydro turbine(Kaplan turbine, Francis turbine, Pelton turbine, Turgo turbine, and Tubular turbine) / hydroelectric generator with range 20kw ... and Impulse(Pelton) type ones, and auxiliary equipments.1.water turbine power: 20kw~250Mw 2.Frequency: 50hz or 60hz 3. ... phase 4.Output voltage:400V, 6.3KV, etc High efficiency water turbine