  Low-tension side   

 Base for low tension side is 75 MVA,3.81 kV
 Base impedance for the low-tension side = 0.19 ohm
 Per unit impedance of load on the low-tension side = 3.10 per unit 

 
 High-tension side   

 Base impedance for the high-tension side = 58.08 ohm
 Per unit impedance of load on the high-tension side = 3.10 per unit 
