Fair point. I have no idea if disabling passive reactors is even possible.
Also, doing out the math a bit more:
a good reactor design generate 1000 Hu/t so, roughly, 500 EU/t (i believe it is a 1 : 1 ratio for Hu to mb steam)
a normal LPB generates 360 mb/t so; 200 EU/t using 1 turbine
a normal...