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Underground Cable Selection and Voltage Drop Calculations 
       
Cos φ =       φ = 30,68    
Secondary Voltage:       
Soil Temperature(k1):    
Nature of Soil(k2):    
Laying Depth(k3):  m    

                     Impedance       Cu 56  Al 35 

              pvc        xlp                 
Laying Cables in Underground Trenches:    xlpe pvc  
Earth Temp Derating Factor(K1):  0,96  0,95  
Nature of Soil Derating Factor(K2):  1  1  
Earth Laying Depth Rating Factor(K3):  0,96  0,96  
       
Underground Cable Output Power(kW):   kW  AA    
Cable Length(m):      
Number of Circuits(Number):      
   Copper Aluminium  
Selected Cross-Section(pvc):  3x70+35 ( 176 / 193 A)  3x120+70 (192 / 210 A )  
Active Voltage Drop  Δu.aktive:  8,26  7,71  
Active Voltage Drop Ratio %Δu.aktive:  2,17  2,03  
Reactive Voltage Drop  Δu.reactive:  1,42  1,37  
 Reactive Voltage Drop Ratio %Δu.reactive:   0,37  0,36  

 Total Voltage Drop Rate %etotal:

  2,54  2,39  
Cable Fuse:  160 A  200 A  
                                
       
       
 

                     

Click here for detailed analysis and report.