Welcome to the Complementary Formula Calculator
The Formulas for the Calculator's are displayed in the table below!
E = Voltage / I = Amps / P = Watts / R = Ohms / PF = Power Factor / Eff = Efficiency / HP = Horsepower / kVA = Apparent Power
Formula Tables
To Find | Direct Current | AC/ 1 Phase (115/120) | AC/ 1 Phase (All Other Voltages) | AC/ 3 Phase |
---|---|---|---|---|
Amps When HP 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 Kwatts 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 x PF
1000 |
Kilovolt-Amps |
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 |
Instructions:
Click a box to input numbers into a formula
You can calculate multiple formulas at once
Click the 'Calculate' button to reveal the answer
Click the 'Reset' button to clear the table
DC Currents are calculated in the first column
AC, 1 Phase Currents of 115v or 120v are calculated in the second column
AC, 1 Phase Currents of any other voltage are calculated in the third column
AC, 3 Phase Currents are calculated in the fourth column
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