Re: How to ground an IBM 36U rack?

[DrFranken <midrange@xxxxxxxxxxxx>]

I have been in Data Centers where there is a plate on the front, bolted 
down, rear, bolted down, and TOP (not an offering, needs 'engineering') 
bolted to a 12" square tube that crosses the top of all the racks. This 
DC was in earthquake territory.

        - Larry "DrFranken" Bolhuis

www.Frankeni.com
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On 4/12/2017 3:08 PM, Rob Berendt wrote:
> The holes in the back at the bottom are compatible for attaching a rear
> tip plate.
> This led me to try something.  The holes at the rear top, by the "36" on
> both left and right, use the same bolt as the tip plate.  That at least
> allowed me to try a bolt and find one which fits so I can run to the
> hardware store and say "i need some of these".
>
> After I looked around that data center I think I am the only one who ever
> installed the tip plates.  I did have to scoot the rack a little to ensure
> that I blocked no air holes in the floor for the uprising cold air.
> I don't see any point to the rear tip plates as the equipment all slides
> out the front and rear tipping is probably less likely than side tippage.
> I suppose if you were going to bore some hole through the tip plates and
> bolt the rear tip plate to the floor that might have some benefit.  I
> think the data center would adjust the retinal scanner from "scan" to
> "fry" if I tried that though.
>
>
> Rob Berendt