3‑Phase: FLA=1.732×HP×746/Voltage×PF×Eff×1000
**1‑Phase: ( \text{FLA} = \frac{\text{HP}
PCD Calculator - Electric Motor Flange Bolt Circle Diameter Tool
Calculate electric motor flange PCD (Pitch Circle Diameter) instantly with our free calculator. Enter bolt holes and S dimension for accurate results. Used by engineers worldwide.