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Select phase number, Enter voltage in volts, current in amps, to get the apparent power S_{(VA)} in voltamps:


 


 
Result

How this formula works :  
Single phase amps to VA calculation formula:
 
3 phase amps to VA calculation formula:

Terminology used :  
VA :
 
Voltage :
 
Volts :
 
Current :
 
Ampere :
 
Diffence in single & three phase supply :

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