THREE-PHASE TRANSORMER Description and Specifications for Lab Tenders
THREE-PHASE TRANSORMER
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.
Tertiary: 3 x 220 V windings, delta
connection for stabilizing the third harmonic voltage
components, rated power: 266VA.
4 mm. safety terminal
included on the front panel for the electrical connection..