I have it [reactor] > [HV cable] > [HV tran, 3-dot side/1-dot side] > [MFSU, 1-dot side/3-dot side] > Mass fab (I re-enabled it)
All this is just how it's connected and the cable will melt immediately after turning it on.
Strange, can the MFSU handle EV now? From my experiments, it can't in...