How about electrical power?

On Wed, Jun 25, 2025 at 12:13 PM Bodra - Pessoal <
[email protected]> wrote:

> As I remember, IBM 3420 drive itself does not generate much heat, but it
> needs a
> IBM 3803 Control Unit that dissipate some heat due 5 or 6 boards populated
> with
> a lot of MST cards.
>
> I tried to find info about heat generation for 3803/3420 subsystem, but at
> that
> time, environmental information isn´t take care, I had no success.
>
> Carlos Bodra
> IBM zEnterprise Certified
> São Paulo – SP – Brazil
>
>
> -----Mensagem original-----
> De: IBM Mainframe Discussion List <[email protected]> Em nome de
> Phil
> Smith III
> Enviada em: quarta-feira, 25 de junho de 2025 10:20
> Para: [email protected]
> Assunto: 3420 environmentals?
>
> Anyone remember whether 3420s had to be in a chilled room or not? Could
> you have
> had one in a regular office? I forget how much heat they put out.
>
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-- 
Mike A Schwab, Springfield IL USA
Where do Forest Rangers go to get away from it all?

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