Jim Stewart writes:

It's always dangerous to accuse someone of ignorance.

True. But he did say as much, which is why he asked for advice.

I'll confess I have no experience with these things.

Still, 46 kW in an 80-inch disk that has to stay cool enough to maintain
240 V insulation doesn't seem like it could have much of a duty cycle.
That's about one toaster per square foot of surface area.