Here's a link to the specs on the 620. It's showing 200-240 vac required, which makes sense because it's a 1.8 kva box. http://publib.boulder.ibm.com/iseries/v5r2/ic2924/index.htm?info/phyplan/specs/sumreq.htm Larry Bolhuis wrote: > I'm quite sure the 620 will be unhappy with 120V. 'The Book' on those > systems says 200 to 240V 50 or 60hz. There is a UPS integrated into the > PDU for that system (from Deltec) and I suspect that won't even light > off at 110V. As to single .vs. 3 phase I'm quite certain it will run on > 3 phase though technically you will be running on 2 out of the three > phases. Some UPSs will not even start in that mode as they detect 'input > phase rotation but I don't think the deltec units cared.. This is where > the two legs are out of phase which they certainly are (on purpose!) > with 3 phase. > > I guess I'd plug it into 110V and see what it does (or doesn't) do. > > - Larry > > Tom Jedrzejewicz @ San Pedro wrote: > > >>Greetings! >> >>I have an older 620 at a backup facility, and the older UPS there is on it's >>last legs. The UPS is a 208V, and the AS/400 have a 208V power cord. If >>memory serves, the 620 actually has an auto-selecting input power supply, and >>I can use a 120V UPS instead. >> >>Can any of you confirm if that is the case? >> > >
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