Path: news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail
From: Don Y <blockedofcourse@foo.invalid>
Newsgroups: sci.electronics.design
Subject: Re: Grand Apagon - Electricity (not) in Spain
Date: Sat, 10 May 2025 09:13:57 -0700
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In-Reply-To: <c034flxphi.ln2@Telcontar.valinor>

On 5/10/2025 7:04 AM, Carlos E.R. wrote:
> On 2025-05-10 04:37, Don Y wrote:
>>> Yes, of course. Around here we have many flat roofed houses. Many of those 
>>> use aluminum foil with asphalt. If well done, it could hold a pool.
>>
>> Sadly, organic debris accumulates on them.  Then, water gets trapped
>> in the debris -- and slowly rots the roof in that location.  Drainage
>> being important and hard to accomplish with low pitch.
> 
> The intense sun dries it up soon :-)

Not with pine needles in a corner of the roof shaded by said tree!

>> ONE set of batteries to replace (let the other three "slaves"
>> complain that they are missing batteries... who cares?!)
> 
> Why not remove those three UPS, and connect the loads direct to the main UPS?  :-?

Because the power cords of the UPSs are longer than the power cords of
each of the workstations AND THEIR ASSOCIATED PERIPHERALS.

Additionally, the UPS lets me monitor the power consumed by the
attached loads so I can figure out how much I can tax the
upstream UPS (when using multiple workstations)