> Conor hotmail.com> wrote:
>

>> In article <1in2bss.1kza1lu104zslsN%%%%steve%%@malloc.co.uk>, Steve Firth
>> says...

>>> Conor hotmail.com> wrote:
>>>

>>>> In article <1in1uc1.1cr20pc1ijmtd1N%%%%steve%%@malloc.co.uk>, Steve Firth
>>>> says...
>>>>

>>>>>> Where did the 400V come from, the magical voltage pixie?

>>>>>
>>>>> Thanks for confirming that you've never worked in a DC.
>>>>>

>>>> Who said I did? I merely stated I'd installed some kit in one.
>>>> Admittedly, it was about 5 years ago.

>>>
>>> Even five years ago, 400V between rows was standard. It comes as a free
>>> gift from the three-phase fairy.
>>>

>> Don't know of much IT kit which is 3 phase.

>
>
>
> No, he really did say that.
>
> Conor, the kit isn't 3-phase, the supply is. Therefore each row is
> loaded with as near an equal installation as can be managed and every
> row is on a different phase. This balances the load across all three
> phases but does have the unfortunate effect of giving 400V between rows
> if someone is daft enough to use a distribution block in another
> row/rack.
>
> Here endeth the free lesson.
>