Then a generator with a minimum of 4000w should work. If noise is not a concern, any inexpensive open frame contractor-style generator will work. If noise IS a concern, then look for an inverter generator.
Are you expecting to run it constantly?
Dan-Retired California Firefighter/EMT
and Zoe the Wonder Dog(R.I.P.)
2016 PrimeTime TracerAIR 255, pushing a 2014 Ford F150 SCREW XTR 4x4 3.5 Ecoboost w/Max Tow Package
4pt Equal-i-zer WDH and 1828lbs of payload capacity