Trafo: ΔP=k*ΔP_Fe+$\frac{1}{k}$ΔP_Cun$\left( \frac{S}{\text{Sn}} \right)^{2};$ ΔE=ΔP*T dla czasu

Straty mocy czynnej: Pmax=$\sqrt{3}$*Un*Idd*cosϕ;

R=$\frac{l}{\text{γs}}$; ΔPobc=3*Idd²*R;

T=$\frac{E}{\text{Pmax}}$ ; t=$\frac{2}{3}$T; ΔE=ΔPobc*T

Roczne straty energii: C=C₀’*L; B=C*ω=2πf(314)*C; G=B*tgδ; ΔP=Un²*G; ΔA=ΔP*T

Spadki napięć: YAKY Pe-$\frac{\text{Pn}}{\eta}$=I-$\frac{\text{Pe}}{\sqrt{3}*Uo*\text{cosϕ}}$; Pe=$\frac{10*10^{3}}{0,9}$; I=$\frac{\text{Pe}}{\sqrt{3}*Uo*\text{cosϕ}}$; R’=$\frac{1000}{\text{γs}}$; R=R’*L; Icz=I*cosϕ; ΔUf=Icz*R; ΔU=$\sqrt{3}$*ΔUf ΔUf%=$\frac{\text{ΔUf}\backslash t}{\text{Uof}}$*100%

AFL =13,86+j18,43; S=$\sqrt{3}$UI;

I=$\frac{S\backslash t}{\sqrt{3}U}$; Icz=I*cosϕ; Ib=$\sqrt{I^{2} - \ \text{Icz}^{2}}$; R’=$\frac{1000}{\text{γs}}$; X=X’*L; R=R’*L; ΔU=Icz*R-Ib*X; ΔU%=$\frac{\text{ΔU}\backslash t}{\text{Un}}$