AC/DC Formulas 

To Find  Direct Current 
AC / 1phase 115v or 120v 
AC / 1phase 208,230, or 240v 
AC 3 phase All Voltages 
Amps when Horsepower is Known 
HP x 746 E x Eff 
HP x 746 E x Eff X PF 
HP x 746 E x Eff x PF 
HP x 746 1.73 x E x Eff x PF 
Amps when Kilowatts is known 
kW x 1000 E 
kW x 1000 E x PF 
kW x 1000 E x PF 
kW x 1000 1.73 x E x PF 
Amps when kVA is known 
kVA x 1000 E 
kVA x 1000 E 
kVA x 1000 1.73 x E 

Kilowatts  I x E 1000 
I x E x PF 1000 
I x E x PF 1000 
I x E x 1.73 PF 1000 
KilovoltAmps  I x E 1000 
I x E 1000 
I x E x 1.73 1000 

Horsepower (output) 
I x E x Eff 746 
I x E x Eff x PF 746 
I x E x Eff x PF 746 
I x E x Eff x
1.73 x PF 746 