> On Thu, 6 Nov 1997, Jeff Halper wrote:
>
> > Can I use an APC 600VA or a Tripp Omnismart 675 to protect a Portmaster 3
> > from low voltage, brownouts and blackouts? Anyone use these units?
>
> I dont think the APC 600VA will protect against brownouts. You need an
> ACTIVE UPS with a voltage regulator. Most UPS's will not kick in until a
Yes, look for a model with "SU," (SmartUPS) as in the SU450 or 700. These
units maintain a constant voltage all the time.
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