Mailinglist Archive: opensuse (2496 mails)

[Per Jessen <per@xxxxxxxxxxxx>]

Erland Moller wrote:

>  Don't forget that with a bigger/more expensive UPS, most of the time
>  you have the advantage of hot-swappable battery's and/or a bypass
>  function plus the ability to shut down more than one server if things
>  go wrong. Most of the small UPS's have to be shut-down to swap the
>  battery's. Furthermore with the big UPS's the battery voltage is
>  higher resulting in low amp's on the battery's resulting in longer
>  lifetime.

Erland, I think you're talking very large UPS'es here - I haven't seen
anything less than 25kVA with hot-swappable batteries.  Bypass mode
yes, but hot-swappable batteries is another level. 


/Per


-- 
/Per Jessen, Zürich

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