[X4U] OT: Belkin UPS
Stroller
macmonster at myrealbox.com
Wed Jul 12 05:42:19 PDT 2006
Was it answered definitively?
I would have assumed that VA means "volts x amps"; IE: watts.
But this doesn't seem to be the case with Belkin's units.
I just purchased a step-down transformer, to enable me to plug a 110v
Japanese Nintendo into a 240v UK power socket.
It is described on the box as a "300VA transformer" and on the front
of the PSU is marked:
Input: 230V AC
Max current: 1.3A
Output: 110V AC
Max current: 2.7A
Since (230V x 1.3A) and (110V x 2.7A) both equal near-as-damnit 300
watts, I can only conclude that it is conventional for manufacturers
of such items to quote the wattage of their supplies in "VA". Belkin
would appear to be using a somewhat misleading convention, if this is
the case.
Stroller.
On 10 Jul 2006, at 15:34, Lee Morgan wrote:
>
> Oops. Should have read further before I asked this question. I
> see that it
> was answered 6 or 7 posts later. Thanks and sorry for the
> unnecessary post.
>
>
> On 7/10/06 10:32 AM, "Lee Morgan" <lmorgan at nceyebank.org> wrote:
>
>> Just what the @#$%()* does "VA" mean in this context, and how does it
>> correlate to watts? We just had to add a couple of UPS's for our
>> servers,
>> and I could not get the vendor of one server to give me an idea of
>> what
>> capacity UPS we needed.
>>>
>>>> Dunno. The 750VA is just 400 watts, the 550VA is 330 watts, the
>>>> 1100 is just
>>>> 660 watts, so the number in the name is not necessarily the
>>>> capacity. The
>>>> 750VA is "geared toward entry level computers" according to
>>>> Belkin's website
>>>> (I imagine the 750VA is an upgrade of your year-old 720VA).
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