Ihave a 200 amp electrical panel. I am thinking about upgrading my hottub/spa, by replacing the old guts of it with a new control center andnew heater, pump, etc etc. The only thing that will remain is shelland plumbing.My current equipment is 110v based and I want to put in 220vequipment. Obviously it will run higher amps due to the much morepowerful heater.My question is, how do I know if my panel is adequate and that I do notexceed the amp limitations? What is the relevant part of the NEC thatIshould study?thanks.i

Ain;t the max for residential 200A? For what it's worth, I've been running 100A with a spa as well without problems.Anyway, there's some limit as to how much you can potentially overload (ie, if you ran around and turned every circuit on at peak capacity), but I do not know it. Maybe someone else does. I would not worry about it.

How to figure out if Ineed to upgrade my electrical panel

Feb 17, 2004 21 Replies

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Ignoramus31599 22 years ago

At least you can offset a 110v load with something else. You cannot do it with a 220v load.

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HA HA Budys Here 22 years ago

A 220v load offsets itself.

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