On Fri, 18 Jul 2008 16:17:54 -0700 (PDT), TiM M <
mr_tim34@...> wrote:
>My new job was going to put in a 220 outlet for me to fast charge. The estimate from the electrician can out to a little over $1,100. Since we're going to be moving within a year they didn't want to spend the $$$. I bought one of these:
>
>
http://refreshyourhome.com/new-steamer-windows/220-V-CONVERTER.htmlGeez, what a price. Here's the same thing for half the price and with the
kind of 240 volt outlet we want.
http://www.campingworld.com/shopping/item/50-amp-rv-box-adapter/25774Camping world is one of the higher priced vendors.
>
>This assumes you can find two outlets, one from each phase. It seems to work fine. You simply plug in one line and then start plugging the second line in until you get an output light. If you don't have two sperate phases you don't get any output. I can easily push 22 amps into my pack with my PFC-20. I haven't tried to push it any harder than that, I don't want to start popping breakers at work. I'm happy pulling ~11 amps through each leg.
There is one major problem with this thing. It absolutely will not work on
GFI outlets.
There is literally nothing inside the box. This is something that one can
throw together from Home Depot parts for probably $50 or less. Here's how it
works.
Two 120 volt cords coming in, call them A and B and for EV purposes, assume
that the 240 volt outlet is our favorite 50 amp range outlet.
The hot (black) wire of cord A connects to one hot pole of the range outlet.
The hot (black) wire of cord B connects to the other hot pole. Both neutrals
(white wires) are connected to the outlet's neutral pole. The two ground
(green) wires are connected to the outlet's ground pole. That's all there is
to it. Add a 240 volt pilot light if you want indication of 240 volts. With
a range outlet, technically you don't even need the box, as both cords will
fit through the hole in the range outlet.
The one that Camping World is selling has two 30 amp 120 volt RV plugs for a
good reason. That's the only way to have an outdoor 120 volt connection that
meets code but doesn't have a GFI. They used to sell the box with standard
convenience plugs but that became useless since the non-GFI outdoor outlet is
getting to be a rare bird.
This type of adapter is great - I carry one in my catering truck - but the
chances of being able to use it for opportunity charging are rare unless one
can gain access to indoor, non-GFI outlets.
John
--
John De Armond
See my website for my current email address
http://www.neon-john.comhttp://www.johndearmond.com <-- best little blog on the net!
Tellico Plains, Occupied TN
Ever stop to think, and forget to start again?
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