<Are these all water machines? There are some air-cooled versions that ar
<probably reasonable.
Water cooling isn't that bad. You could use heating compoents for
pumps if needed and heat extraction from the water could be a automotive
radiator with a blower to room air. Of cource the room temperature would
rise but for short term ops that would work.
<Yes, the 400 Hz would be a problem, almost as much as a cooling system (i
<one went with a water machine - probably too big of a headache).
Assuming you need 50kw, if it were say 10kw or less the scale of things
drops to more managable proportions.
Allison