Admittance Matrix:

Short Circuit Calculation according to IEC (VDE 0102)
3-Winding Transformer with / without Correction Factors


   Network

   Equivalent Data

   Equivalent Circuit

   Calculation Without Correction Factors

          Feeder (Grid, Network)

          3-Winding Transformer

          Short Circuit Current

   Calculation With Correction Factors

          3-Winding Transformer

          Correction Factors

          Short Circuit Current

 

   Download NETDRAW file: traf3.ndw
 


1  Network 

 




2  Equivalent Data

      Input Windows:

 
    General:

     cmax = 1.1 (High Voltage Un > 1kV)




3  IEC (VDE 0102) Equivalent Circuit

 

 




4  Calculation without Correction Factors

    Feeder (Grid, Network)

   

 

    3-Winding Transformer without Correction Factors

   
 

    Short Circuit Current without Correction Factor
[Image]




5  Calculation with Correction Factors

    3-Winding Transformer with Correction Factors

  

    Correction Factors

   

    Corrected Impedances

   
 

    Short Circuit Current with Correction Factors   
[Image]

WaSch, 01.2001