Table 1: Sabanilla technical data

River diversion elevation 1408m asl
Turbine axle elevation 1041m asl
Height of diversion structure 6.5m
Design flow 10m3/sec
Silt basin 10m3/sec
Pressure tank: normal operation level 1407.2 m asl
Pressure tank: minimum operation level 1399.6 m asl
Pressure tank: useful volume 2500m3
Low pressure tunnel length 2764m
Low pressure tunnel cross-section 2.8m x 3m
Surge tank height 43m
Penstock length 950m
Penstock diameter 2m
Power house length 26m
Power house width 11.6m
Power house height 8m
Gross head 366m
Net head 363m
Turbine type Pelton
Number of units 2
Power per unit 15MW
Average annual energy production 220GWh
Plant factor 0.84
Transmission line length 100km
Transmission line voltage 138kV