Condensateurs transformateur
Capacitors transformer
\[Qo = S · \frac{Io}{100} \]\[Qc = S · \left(\frac{S_{load}}{100}\right)^2 · \frac{Usc}{100} \]
\[C = 10^9 \frac{Q}{3·(2· \pi · f · U^2)} \]
\[I_C = 1000\frac{ (Qo+Qc) · \left(\frac{U}{Ucapacitors}\right)^2} {\sqrt{3} · U} \]
· S: Apparent power transformer, kVA
· Sload: Load transformer, %
· Ssc: Short-circuit power, kVA
· Qo: Reactive power empty current, kvar
· Qc: Reactive power load, kvar
· Usc: Short-circuit voltage, %
· Io: Vacuum current, %
· U: Secondary voltage (low voltage side), V
· Ucapacitors: Capacitors voltage, V
· C: Capacity, µF
· f: Network frequency, Hz
· Ic: Current rate capacitors, A
