[Beowulf] Quick question...
hahn at mcmaster.ca
Sat Mar 17 14:12:27 PDT 2007
> APC requires only 20A. I had thought that it would be perfectly safe to
> replace an L5-20P with an L6-30P and plug a 2200 VA UPS into a 30 amp
if you also change the breaker...
> but the electrician who was doing some of the rewiring said "we
> can't do that" because "the 30A circuit breaker might not blow in time
> to protect" the 2200 VA device from damage in the event of an internal
I think code requires breaker and outlet to match; the wire inbetween
can exceed specs. besides consistency/documentation, I can't think
of any real safety problem with what you suggest.
> or legality of doing so? I have always assumed that going up a size in
> circuit capacity is generally safe and legal...
electricians do seem to cut a normal 120/15 circuit a lot more slack,
but get all huffy about higher-power circuits. I've experienced this too...
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