Toolkit

Electrical Formulas

kW
=
I × V × pF
1000
kW
=
kVA × pF
Output kW
=
I × V × pF × Eff
1000
kVA
=
I × V
1000
I
=
kW × 1000
V × pF × Eff
I
=
kVA × 1000
V
I
=
HP × 746
V × pF × Eff
kW
=
I × V × 1.732 × pF
1000
kW
=
kVA × pF
kW
=
HP × 746
1000 × Eff
Output kW
=
I × V × 1.732 × pF × Eff
1000
kVA
=
I × V × 1.732
1000
kVA
=
kW
pF
I
=
kW × 1000
V × 1.732 × pF × Eff
Lmax
=
Tha * Uo * Sph * Spe
la * Resistivity * (Sph + Spe)
Vc (mV/A.m)
=
500 × Vd
L I
Vd (volts)
=
Vc L I
500
Vd (%)
=
Vd × 100
Source Voltage
kW
=
I × V
1000
Output kW
=
I × V × Eff
1000
I
=
kW × 1000
V × Eff
I
=
HP × 746
V × Eff
HP
=
I × V × Eff
746
Eff
=
HP × 746
I × V

Solve for Power(P)

Power (P)
=
V × I
Power (P)
=
V² / R
Power (P)
=
R × I²

Solve for Voltage(V)

Voltage(V)
=
P / I
Voltage(V)
=
R × I
Voltage(V)
=
 P x R 
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