Power Calculator  
  Enter known values in a calculator table leaving only one field empty then click "Calculate"

Ohms Law DC
E Voltage I Current (in Amps) R Resistance
Power Factor
PF Power Factor KW (Real Power) KVA (Total Power)
Three Phase
KW (Real Power) I Current E Voltage PF Power Factor
Single Phase
KW (Real Power) I Current E Voltage PF Power Factor