Re: UPS battery replacement causes an . . . interruption

[Jeff Crosby <jlcrosby@xxxxxxxxxxxxxxxx>]

A generator (which we do not have) has no bearing here.  The UPS has to be
shut down.

Yes it is "planned" but I'm making them do it at 6:30am.



On Thu, Jun 8, 2023 at 1:08 PM Dave Parnin <dpcoke@xxxxxxxxxxxx> wrote:

>  It's a question of planned vs unplanned interruption.  Besides, if you
> have a generator you should only need a minute until it kicks in.
>
> Dave parnin
>
>
>
>     On Thursday, June 8, 2023 at 10:13:46 AM EDT, Jeff Crosby <
> jlcrosby@xxxxxxxxxxxxxxxx> wrote:
>
>  Our IBM i has been in a data center for several years.  Since we no longer
> needed the Nfinity UPS for such a small load (Sonicwalls, DNS servers,
> switches, etc) we installed a rackmounted Tripp Lite SU1500RTXL2Ua with an
> internal battery and an external battery.  This gives us just under 2 hours
> in a power outage.
>
> Imagine my surprise, now that it's time to replace the batteries, the
> internal battery *is* hot swappable, but the external battery is *not* hot
> swappable.  So we have to shut down the rack to replace the batteries.  If
> anything, I would have expected the opposite.
>
> It is ironic that replacing the batteries in an "uninterruptible" system
> causes an interruption.
>
> --
>
>
> *Jeff Crosby*
> Senior Vice President
> UniPro FoodService/Dilgard
> P.O. Box 13369
> Ft. Wayne, IN 46868-3369
> 260-422-7531
> direct.dilgardfoods.com
>
> The opinions expressed are my own and not necessarily the opinion of my
> company.  Unless I say so.
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