Technical Specifications of Distribution Transformers
By 15,8 kV
Power The loss (no load) The loss (in load) The Current (idle) Short Circuit Voltage Full load Voltage(%) Full load Efficiency(%)  
 
CosŲ=1 CosŲ=0,8 CosŲ=1 CosŲ=0,8  
 
25 115 700 2.5 4 2.84 3.956 96.75 95.95  
50 190 1100 2.3 4 2.26 3.77 97.43 96.79  
100 320 1750 2.1 4 1.81 3.57 97.94 97.42  
160 460 2350 1.9 4 1.54 3.43 98.25 97.81  
250 650 3250 1.6 4 1.37 3.33 98.44 98.06  
400 930 4600 1.5 4 1.22 3.25 98.62 98.28  
500 1090 5425 1.4 4 1.16 3.21 98.7 98.38  
630 1300 6500 1.4 4 1.11 3.17 98.76 98.46  
800 1500 8500 1.3 6 1.23 4.47 98.75 98.44  
1000 1700 10500 1.2 6 1.22 4.47 98.78 98.48  
1250 2100 13000 1.2 6 1.21 4.46 98.79 98.49  
1600 2600 17000 1.1 6 1.23 4.47 98.78 98.47  
2000 3200 21000 1.1 6 1.22 4.47 98.79 98.49  
2500 3800 24000 1 6 1.14 4.4 98.89 98.61  
By 36 kV
Power The loss (no load) The loss (in load) The Current (idle) Short Circuit Voltage Full load Voltage(%) Full load Efficiency(%)  
 
CosŲ=1 CosŲ=0,8 CosŲ=1 CosŲ=0,8  
 
25 800 160 3.15 4 3.22 4 96.18 95.24  
50 1250 230 2.76 4.5 2.57 4.25 97.05 96.32  
100 1950 380 2.27 4.5 2.03 4.01 97.68 97.1  
160 2550 520 2 4.5 1.68 3.82 98.09 97.61  
250 3500 780 1.8 4.5 1.49 3.72 98.29 97.87  
400 4900 1120 1.7 4.5 1.32 3.61 98.5 98.13  
500 5660 1265 1.6 4.5 1.22 3.55 98.62 98.27  
630 6650 1450 1.6 4.5 1.15 3.51 98.72 98.4  
800 8700 1750 1.5 6 1.26 4.49 98.7 98.37  
1000 10500 2000 1.4 6 1.22 4.47 98.75 98.44  
1250 13000 2250 1.4 6 1.21 4.46 98.78 98.48  
1600 17000 2800 1.3 6 1.23 4.47 98.76 98.46  
2000 21000 3200 1.2 6 1.22 4.47 98.79 98.49  
2500 24000 3800 1.1 6 1.13 4.4 98.89 98.61