clear;clc;

V_line_to_line = 110e3;
L = 200e3;
z = 5.411e-5+4.067e-4i;
y = 2.809e-9i;

%-----------------------------------------%
Z = z*L;
Y = y*L;

Zs = sqrt(Z/Y);

SIL = abs(V_line_to_line^2 / Zs)