{
  "engine": "FEMM headless engine v5.0 06Oct2026, official portable runtime",
  "interpreter": "micropython",
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      "metadata_correction_note": "Only the dimensionless voltage-ratio labels were corrected: RMS and peak normalization does not apply to Vsecondary/Vprimary. Solved currents, fields, voltages and powers were not changed; raw run03 JSON is preserved."
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    "limitations": "Nonlinear fundamental time-harmonic 2D planar model. Phi_h=0: no nonzero hysteresis angle was specified. Integral 3 can contain lamination eddy-current loss; do not label it measured hysteresis loss. No thermal, end-winding, waveform/THD or hardware validation.",
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