Three Phase Calculator
Free calculate 3-phase power, current, voltage, and power factor. determine line voltage, phase voltage, real power, apparent power, and reactive power for three-phase electrical systems.
Input Parameters
V
A
V
A
Results
Enter parameters to calculate three-phase values
Three Phase Power Formulas
Real Power
P = √3 × Vₗₗ × Iₗ × PF
Where:
- • P = real power (W)
- • Vₗₗ = line-to-line voltage (V)
- • Iₗ = line current (A)
- • PF = power factor
Apparent Power
S = √3 × Vₗₗ × Iₗ
Reactive Power
Q = √(S² - P²)
Phase Voltage
Vₚₕ = Vₗₗ / √3