Three-Phase Transformer .
THREE-PHASE TRANSORMER - Didactic equipment: three-phase transformer for feeding a transmission line model, 380 kV with scale factor 1:1000.
Primary: 3 x 380 V with tap at 220 V, star or delta connection.
Secondary: 3 x 220 V windings with taps at +5%, -5%, -10%, -15%,star connection for 3 x 380 V, various star connections possible.
Nominal power: 800 VA minimum.