Re: IGBT long life at 3X rated Ip?? Re: 15kva 14.4 kV Transformer.. (fwd)

["Tesla list" <tesla@xxxxxxxxxx>]

Moderated and approved by: Gerry Reynolds <greynolds@xxxxxxxxxx>



---------- Forwarded message ----------
Date: Mon, 25 Dec 2006 08:25:50 -0600
From: Josh Adams <knewter@xxxxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: IGBT long life at 3X rated Ip?? Re: 15kva 14.4 kV Transformer..
    (fwd)

Just thought I'd chime in about the Automation Direct PLCs.  I've only
programmed maybe three of them, but none have failed in their lifetime,
power supply or otherwise.  YMMV.  Also haven't seen a COM port die.  I'll
second that tech support from Koyo is iffy though...

-josh

On 12/25/06, Tesla list <tesla@xxxxxxxxxx> wrote:
>
> Moderated and approved by: Gerry Reynolds <greynolds@xxxxxxxxxx>
>
>
>
> ---------- Forwarded message ----------
> Date: Sun, 24 Dec 2006 17:11:58 -0700
> From: Terrell Fritz <terrellfone@xxxxxxxxxxxxxxxxxxxxxxx>
> To: Tesla list <tesla@xxxxxxxxxx>
> Subject: Re: IGBT long life at 3X rated Ip??  Re: 15kva 14.4 kV
> Transformer..
>     (fwd)
>
> At 09:23 AM 12/24/2006, you wrote:
> >From: resonance <resonance@xxxxxxxxxxxx>
> >Subject: Re: IGBT long life at 3X rated Ip??  Re: 15kva 14.4kV  Transformer..
> >     (fwd)
> >
> >
> >Automation Direct has a large selection of PLC controllers --- some under
> >$200.   These work great for control applications.
> >
> >Dr. Resonance
>
> No problem, I usually use my own PLC circuits even if they are not as cool
> as the modern commercial ones.  I "already know" exactly how they work
> without the need for addition study ;-))
>
> However, it looks like Finn already had the experiment running just fine,
> so no need anyway ;-))
>
> Cheers,
>
>          Terry
>
>
>
>


-- 
-josh
www.purevolume.com/valign