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Re: Skip's DRSSTC
- To: tesla@xxxxxxxxxx
- Subject: Re: Skip's DRSSTC
- From: "Tesla list" <tesla@xxxxxxxxxx>
- Date: Thu, 29 Sep 2005 09:16:50 -0600
- Delivered-to: testla@pupman.com
- Delivered-to: tesla@pupman.com
- Old-return-path: <vardin@twfpowerelectronics.com>
- Resent-date: Thu, 29 Sep 2005 09:27:39 -0600 (MDT)
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Original poster: "Bob (R.A.) Jones" <a1accounting@xxxxxxxxxxxxx>
Hi,
> Original poster: Steve Ward <steve.ward@xxxxxxxxx>
snip
> NO WAY! You *must* have a diode across each IGBT. Its some sort of
> miracle that they havent failed yet. I do note that you are running
> 7AAC input for only 18" sparks... how hot are those IGBTs getting??
>
>
No miracle. Just soft switching via primary current feedback.
Ok then a mini miracle.
Robert (R. A.) Jones
A1 Accounting, Inc., Fl
407 649 6400