Want to move to all 208V for server racks
Joel Jaeggli
joelja at bogus.com
Sat Dec 4 04:10:38 UTC 2010
Your battery stack isn't like 12v either, unless it's one battery.
Joel's widget number 2
On Dec 3, 2010, at 20:02, Jima <nanog at jima.tk> wrote:
> On 12/3/2010 9:25 PM, Matthew Petach wrote:
>> (OK, so it's not as practical when you have other customers to worry
>> about... but it might not be so crazy when you're looking at the
>> efficiency numbers for 100,000 small 1u power supplies vs a set
>> of much larger ones.)
>
> Particularly if you're running your AC power through UPSes -- especially online ones (where there's a constant AC-DC-AC conversion happening). Go to DC for the batteries, never come back. It's a tempting notion.
>
> Jima
>
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