28.5 KW???! Holy moley, that's (28,500/240) 118.75 amps! Add in the required 125% overhead, and that means a (118.75*1.25=148.4375) 150-amp circuit.

I'd want a separate service for a single load like that.

"Are you sure about those five minutes?!" - My Cousin Vinny


Larry Fine
Fine Electric Co.
fineelectricco.com