Short-circuit I
Calculate Short-circuit I instantly with the exact formula and a worked example. Free online calculator — no signup.
Short-circuit I
U, kV
Z, Ω
Short-circuit I
5.7735kA
I_fault
5,77 kA
More about: Short-circuit I
What it calculates
The “Short-circuit I” calculator computes Short-circuit I in kA from 2 parameters: u, kv, z, ω.
A standard physics formula used in educational and engineering tasks.
Example calculation
With parameters U, kV = 10, Z, Ω = 1 the result is 5.77 kA (I = U/(√3·Z)).
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.