Re: [Slightly OT] Parallel UPS?

[Doogie Brodie <ukhad@xxxxxxx>]

OK.... stupid suggestion..... what about serial?

ie first UPS plugged into second UPS then second plugged into kit....? 
Then the first one would top up the second one during power 
outages........ or am I babbling?

Doogie


Scott Ling wrote:
> Thanks guys.
>  
> That makes good sense to me - was thinking DC rather than AC outputs
for 
> some reason - DOH!
>  
> Cheers.
>  
> Scott.
>  
> 
> 
>  >>> lists.diyha@xxxxxxx 30/04/2002 06:53:24
>>>
> Just to confirm what Kevin said NO !!!!
>  
> The two outputs would not be syncronised to each other and would short
> out. Even if the same oscillator was running both UPS's there would be
> slight component differences that would cause thew output voltages to
be 
> slightly different. This would mean one unit would do all the
work.
>  
> To increase the running time, look at connecting additional or bigger
> batteries to the UPS.



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