1.    Measurement of Turns Ratio
2.    Vector Group Test
3.    Measurement of Winding Resistance at 75oC
4.    Measurement of Insulation Resistance
5.    Measurement of No-load Loss and No-Load Current
6.    Measurement of Impedance Voltage and Load Loss at 75oC
7.    Power Frequency High Voltage Test
8.    Test of Transformer Oil
9.    Temperature Rise Test