Kva 1250 kV10/0,69 Oil immersed transformer with copper windings Date: 8 April 2013 Author: EL.PI. CAST-RESIN SRL Categories: Uncategorized kVA 1250 kV10/0,690 oil immersed transformer with copper windings built by Elettromeccanica Piossasco, for a French project (tunnel installation).