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Re: AC/AC power conversion for datacenters

  • From: Stephen J. Wilcox
  • Date: Tue Jun 03 15:50:46 2003


On Tue, 3 Jun 2003, Peter Galbavy wrote:

> 
> Matthew Zito wrote:
> > This is marginally related to the power discussions earlier, but does
> > anyone know of a product that steps up 120V AC to 220V AC and is
> > reasonably datacenter-friendly?  We're looking at an environment where
> > there's no 220V available - but we only need ~7 amps so conversion
> > could be possible to my high-school-physics mind.  I've found some
> > products that seem to be appropriate, but they're geared towards a
> > more industrial purpose.  Is there a rackmount 120->220V converter
> > that people out there have used and would recommend?
> 
> My suggestion, which I have never tried, is to get a UPS with the right
> wattage and that support 240V out but variable (90V-300V) input. Just a
> thought.

Depends on your hardware obviously but I suspect it'll be cheaper to replace the 
PSU with one of the same voltage as the supply than messing with ups etc

Steve
 
> PS Please don't make the mistake that a certain US supplier made with kit
> shipped to UK and specify 16A connectors which required special wiring (over
> standard 13A in the UK) as at 240V the current is lower by 240/110 :)
> Measure watts, not amps. Unless you have a weird PSU of course.
> 
> Peter
> 
> 





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