AC Mains Common-Mode Choke Leakage-Inductance, Core Saturation & Y-Cap Touch-Current Solver

Deterministic Line-frequency touch-current I_touch = 2*pi*f_line_max*V_line_max*C_Y vs IEC 62368-1 / 60601-1 ceiling + IEC 62368 2-second X-cap bleed tau = R_bleed*C_X & CMC leakage L_dm ~= 1.2% L_cm differential filter engine (.json, .sp, .csv) built for VACUUMSCHMELZE (VITROPERM), Würth Elektronik, Schaffner, TDK — zero-upload ephemeral Wasm RAM execution.