History of Arias I

H.N.E. has held the concession to the hydroelectric operation of Arias I since 1973, for a maximum volume of flow of 40 m³/s.

The plant still houses a 700 KVA Alternator and turbine, manufactured in 1905. It is out of service but is being kept for reasons of historical interest.

Power plant facilities

• One CHARMILLES brand KAPLAN type turbine, with a power of 6,130 KW, a speed of 176.5 rpm, a head of 15.24 m and a flow volume of 40 m³/sec
• One WESTINGHOUSE Alternator, model FR-34-162 ½. x 26, with a power of 7,500 KVA, speed of 176.5 rpm, voltage of 6,600 ± 5% V., 657 A., 3 phases and 50 Hz

Location

The Arias I Plant is situated in the county of Somontano de Barbastro in Huesca, only 10 kilometres away from Barbastro and 100 from France