We have a pole barn at our home where we park our 5er with 30amp service. I had a 30amp receptacle installed also to keep the rig plugged in during camping season so the fridge stays on and the smart...
That being said, if you watch what you're consuming and keep it under 20A, you'll be fine.. The minute you crank on an AC unit, you're risking burning up that extension cord.
Why not invest in a 10 gauge extension to make your life a bit more peaceful?
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