[NTLUG:Discuss] Off topic... Souping up a UPS.

[Bug Hunter]

  Make sure they are the same type of battery.  The charging current may
cause problems for the charger, but I don't think so.  otherwise, it looks
good.
  

On Wed, 28 Nov 2001, Richard Geoffrion wrote:

> Ok...so this isn't exactly a linux question....but if I can do this it would
> make for a GREAT upgrade to my linux UPS..
> 
> I have an APC BackUPS 450.  it uses two 6volt 12Amp Hour  batteries
> connected in series.
> 
> (straight lines equal conectors between the positive and negative terminals
> of each battery)
> 
>   to
> UPS
> |       |
> +     -
> 
> -___+
> 
> Does anyone know for sure what would the consequences would be if I replaced
> the batteries with two 12 volt 7.2Amp Hour batteries BUT I would connect
> them in parallel.  And...is this the proper way to connect them in parallel?
> 
> 
> to UPS
> 
>   |       |
>   +     -
>     \   /
>      \/
>     /  \
>  -      +
> 
> How will this affect the recharging mechanism?  How does the Amp Hours
> difference between the two voltage of batteries affect runtime?
> 
> inquiring minds want ....more POWER!
> 
> -Richard....the "I hope I don't burn my house down this Christmas" computer
> guy.
> 
> 
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