LaTeX Forum

\documentclass{minimal}

\usepackage{circuitikz}
\usepackage[output-decimal-marker={,},locale=DE]{siunitx}

\begin{document}

\begin{circuitikz}[european resistors, european inductors, european voltages]
\draw (0,0) to[V<=10V] (0,3);
\draw (0,3) to[R=$\SI{25}{\ohm}$, i>^=$i_1$] (4,3);
\draw (4,3) to[L, l=$\Psi(x,i)$] (4,0);
\draw (4,0) to [] (0,0) node[rground]{};
\end{circuitikz}

\end{document}

\documentclass[border=5pt]{standalone}

\usepackage{circuitikz}
\usepackage[locale=DE]{siunitx}

\begin{document}
\begin{circuitikz}[european resistors, european inductors, european voltages]
\draw (0,0) to[V<=\SI{10}{\V}] (0,3);
\draw (0,3) to[R=\SI{25}{\ohm}, i>^=$i_1$] (4,3);
\draw (4,3) to[L, l=${\Psi(x,i)}$] (4,0);
\draw (4,0) to (0,0) node[rground]{};
\end{circuitikz}
\end{document}