Surge suppressors

Robert G. Brown rgb at
Fri Nov 1 12:43:11 PST 2002

On Fri, 1 Nov 2002, David Mathog wrote:

> > I'm not sure what this means.  15A "plug"?  Either this is horribly
> > dangerous and a code violation or irrelevant -- if you use a 20A
> > breaker, everything in your circuit downstream had better be rated for
> > 20A or be fused for lower current operation so you can't start a fire
> > and not blow the (or a) breaker first.
> You're absolutely right.
> The room is wired correctly - I misidentifed the plug types.
> The wire molding is darkish gray and runs along the wall beneath
> the table surfaces - so there isn't a lot of light or contrast. 
> Inspected up close with a flashlight the receptacles are clearly
> 5-20R.  Oddly, even knowing this, looking at them with normal room
> light from 8 feet out they still look like 5-15Rs to me. 

Sorry to rant a bit about it, but after our experiences with wiring here
I don't take much for granted anymore.  If they WERE 15A receptacles,
you'd be needing to rant a bit too...:-)


Robert G. Brown	             
Duke University Dept. of Physics, Box 90305
Durham, N.C. 27708-0305
Phone: 1-919-660-2567  Fax: 919-660-2525     email:rgb at

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