[UK-CONTEST] Portable Generators

Laurence Mason laurence at forest-farm.co.uk
Thu Apr 5 05:02:26 PDT 2012


Dale,

I think the type you would need is known as a "double conversion". You 
could try talking to:

"Andy the UPS Man" aka Andy Whitfield

  http://www.upsshop.plus.com/

mailto:ups at upsshop.plus.com

He's active on some other lists I'm a member of and seems quite helpful. 
I suspect he would have an opinion as to whether it would work okay.

Laurence G4HTD


On 05/04/2012 11:20, Dale Harvey wrote:
> I have found exactly what you are all reporting with "conventional"
> generators regarding the lag associated with high peak powers. The inverter
> generators certainly sound like the real deal.
>
> This set me thinking... you can buy second hand UPS's on Ebay for a
> reasonable price. These are usually used to provide no-break back up for
> computer servers and the like. A typical large unit may be rated at 10kVA
> (or 8kW) and will hold up this load in the absence of mains for a period of
> time which depends on the batteries fitted (and their state in the case of
>
> second hand units)
>
> If a UPS were to be fed from a conventional generator (an ex-burger van
> 2.5kW genny costing £70.00 in my case), is it true that I could draw a peak
> load of up to 8kW, providing the average did not exceed 2.5kW?
>
> This would also have the advantage that the genny could be stopped for
> re-fuelling without having to close down the station.
>
> Dale G3XBY
>
>
>
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