Transformer ratio
Equation and meaning
\[\frac{V_{1}}{V_{2}} = \frac{N_{1}}{N_{2}}\]
Use this equation when the shown variables describe your problem. Keep all inputs in compatible units; the calculator converts them to SI internally before solving.
Variables in this formula
N_1 — N 1Enter this value unless it is the selected unknown.
N_2 — N 2Enter this value unless it is the selected unknown.
V_1 — V 1Enter this value unless it is the selected unknown.
V_2 — V 2Enter this value unless it is the selected unknown.