ClueLuma

Synchronous speed calculator

Frequency and pole count set synchronous speed.

Ns=60×fnN_{s} = \frac{60 \times f}{n}

Calculator

Enter the values you know and leave one box empty. Calculate finds the empty one, the result or any input.

Hz
—
rpm

Worked example

Given

  • ff = 0.08 Hz
  • nn = 10 —
Ns=60×0.0810=0.48N_{s} = \frac{60 \times 0.08}{10} = 0.48

Symbols and units

SymbolMeaningUnit
NsN_{s}synchronous speedrpm
ffsupply frequencyHz
nnnumber of pole pairs—

Related calculators

Results are estimates for study and screening. Check the inputs, units and assumptions before you use them for design, billing or contract decisions.