Type Tests of Transformer
Transformation ratio test
Winding resistance test of transformer
Measurement of core losses and no-load current through open-circuit test
Measurement of short circuit impedance and copper losses through short-circuit test
Transformer vector group test
Measurement of insulation resistance
Dielectric test of transformer
On-load tap-changer test
Temperature rise test
Routine Tests of Transformer
Winding resistance test of transformer
Transformation ratio test
Measurement of core losses and no-load current through open-circuit test
Measurement of short circuit impedance and copper losses through short-circuit test
Transformer vector group test
Dielectric test of transformer
On-load tap-changer test
Special Tests of Transformer
Dielectric test of transformer
Short-circuit test
Measurement of acoustic noise level
Measurement of no-load current harmonics
Measurement of zero-sequence impedance of the 3-phase transformer
Measurement of power drawn by cooling fans and oil pumps