Figure 14. Waveforms under recovery inrush current (taking CT saturation into account): ( a ) i self0 and Figure 14. Waveforms under recovery inrush current (taking CT saturation into account): ( a ) i self0 and Figure 14. Waveforms under recovery inrush current (taking CT saturation into account): ( a ) i self0 and i n0 ; ( b ) zero-sequence differential current. i n0 ; ( b ) zero-sequence di ff erential i n0 ; ( b ) zero-sequence differential current.