Subject: Re: UPS Backups
To: None <port-mac68k@NetBSD.ORG>
From: Hauke Fath <hauke@Espresso.Rhein-Neckar.DE>
List: port-mac68k
Date: 02/19/1997 19:10:01
At 2:41 Uhr +0100 19.02.1997, The Great Mr. Kurtz \[David A. Gatwood\] wrote:
>On Wed, 19 Feb 1997, Masami and Ken Nakata wrote:
>
>> On Tue, 18 Feb 1997 15:15:16 -0600 (CST),
>> "The Great Mr. Kurtz [David A. Gatwood]" <davagatw@Mars.utm.edU> wrote:
>> > 1. What VA rating would you suggest to achieve that (the system's power
>> > supply is rated at 3 amps max, no idea what the real drain is, though),
>>
>> You mean VAh?  But sorry, I can't say anything about this.
>
>That's what I was _expecting_ to find, but no, the catalogs _all_ say
>simply VA.  I assume that theu don't really provide 280 VAh for $100
>because that would run a system that maxes out at 3 amps for 10 hours.

"VA" is the AC equivalent to the DC "W" for Watts (electrical power
consumption). You need to distinguish because you usually have inductive or
cappacitive consumers (did I get the translation right here?). You may want
to ask an electrical engineer for details.

	hauke


--
"It's never straight up and down"     (DEVO)