Originally Posted by OK3wire
I have a Duromax 4400 watt (3500 sustained) generator. Everything I've read leads me to believe this generator should power a 13,500 BTU AC, but my generator keeps kicking offline after a couple of minutes with the AC running and not much else. Will a hard start capacitor help keep the generator from kicking offline? I want to buy a Champion 75531i 3100 watt inverter generator to power my AC, but don't want to fork over the $$$ if it won't power my AC. Any suggestions will will be appreciated.
The receptacle your plugging into, does it say 120/240 volt ? 4 prong?
And yes a 3500 watt will work fine for a 30 amp camper as long it's 3500 running watts not surge watts.
A 3500 watt unit should put out around 29 amps unless it has the receptacle I've shown below.