Table 3: Key parameters of ENELs large pumped-storage plants

PP = pure pumped storage MP = mixed pumped storage

Plant Type Year of completion Equipment Turbine capacity (MW) Pump capacity (MW) Max. net head (m)
Roncovalgrande PP 1971 8 Pelton with four stage pumps 8 x 130 4 x 94, 4 x 98 753
S. Fiorano MP 1973 2 Pelton with six stage pumps 2 x 140, 2 x 140 , 2 x 110 1439
Bargi PP 1975 2 single stage reversible units 2 x 165 2 x 155 377
Taloro MP 1978 2 single stage reversible units 3 x 84.4 3 x 79.7 312,5
Entracque (Rovina) PP 1980 1 Francis with stage pump 1 x 133.7 1 x 125 598
Entracque (Chiotas) PP 1982 8 four stage reversible units 8 x 148 8 x 155 1048
Edolo MP 1983 8 five stage reversible units 8 x 127 8 x 141 1266
Anapo PP 1989 4 single stage reversible units 4 x 125 4 x 125 310
Presenzano PP 1990 4 single stage reversible units 4 x 250 4 x 250 495