hepcat
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Vagabound said:HDR/Hepcat: I liked what I was reading about using 30 amp. And then later I wondered why that would be necessary. I understand the point about it being the standard at RV parks and campgrounds, but wouldn't the normal procedure just be attaching a small adapter at the power pole end of this thing, and not at the rig? That would mean that the rig would not need any 30 amp type plugs and I would just be running normal construction-type extension cords from the power pole to the rig. I'm completely new to this, so maybe I'm looking at it all wrong.
I guess I should also say that I'm imagining that I can get by with 15 amp service inside the rig. I really don't know what would push me over that limit to needing 30 amp, but I don't ever plan to use air conditioning, for example, at the moment.
Tom
99% of the time you'll likely use much less than 15 amps and if you use a breaker box with two circuits with breakers, they'll be 15 amps each. But the 30 amp setup is "standard," and in terms of the entire cost of the buildout, doesn't cost significantly more than a 15 amp or 20 amp setup. And you WILL be able to use two 15 amp circuits if you want... allowing you to add A/C at some future date should you want to. This is the time to build the infrastructure in. As I said, it's cheaper and easier to do it now than re-do it later. Your entire setup from the power pedestal to the circuit breaker box will be capable of handling 30 amp service if you build it that way. And no, it's not just a matter of up-sizing the connector at the pedestal; 30 amp wiring and fixtures are significantly heavier materials.
And yes, you use the 15 amp to 30 amp cord adapter at the power pedestal; but you only need to if a 30 amp outlet isn't available; a rare occurrence. You can also buy Marinco-style 15 amp cords for the connector. I use one at home with a 15 amp extension cord because I don't have a 30amp RV outlet at my house. It's nice in the winter because I have a 15amp cord that stays flexible in sub-freezing temps... the standard 30amp cords aren't so forgiving.