Description Overview Eight units of aircraft-derivative gas turbine generator sets. General Electric TM 2500 model. Rated 21.8 Mw at 50 Hz. Dual fuel capability: natural gas and diesel oil. Equipped with water injection. Brush generator. Electrical Specifications 13,800 volts. 32,235 KVA. 50/60 Hz. 3600 rpm maximum. Brush generator goes to 60 Hz maximum. Unit Details Two units: generation G2, year 1983. Two units: generation G2, year 2013. Two units: generation G4, year 2007. One unit: generation G4, year 2001. One unit: generation G3, year 2005.