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From: "Tarver Engineering"
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Subject: Re: (Avionics) How can this circuit produce an "inductive surge"?
Date: Sun, 29 Sep 2002 19:41:17 -0700
X-Newsreader: Microsoft Outlook Express 6.00.2600.0000
"Peter Gottlieb" wrote in message
> "Tarver Engineering" wrote in message
> > > >
> > > > You do know that floresent ligting is far harder on an UPS than an
> > induction
> > > > motor, do you not?
> > > >
> > >
> > > So what? These are all 4 quadrant units. I use fl lighting on a UPS
> > > emergency lighting, much more efficient than incandescent. I didn't
> > the
> > > series motor was the *only* test, did I?
> > Well really, we were running big motor generator sets, to make 400
> > (or 408 HZ IBM), off UPS 20 years ago. Running a motor with an UPS is
> > hardly an accomplishment.
> > To make the any load claim you would have to be able to drive all
> > lights.
> Why would you run a static inverter to make one frequency of AC then use a
> MG set to convert to another frequency?
> Seems like a real kludge to me,
> not to mention, a very noisy setup.
No, it was the only game in town.
> You must not have been torturing with the correct motors. A series wound
> AC-DC motor with its brushes is much nastier than flourescent or HID
> lighting. "You do know that, do you not?" Try it, but watch the
> MOVs and FETs!
You are mistaken.
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