(that is 100a peak 400v) On Sun, Feb 11, 2024, 11:23 AM Sam Sokolik <samco...@gmail.com> wrote:
> AMC makes some big drives... Not too expensive. You need to know current > and voltage you need... > > > https://www.ebay.com/itm/325566716560?hash=item4bcd49da90:g:uDMAAOSwAlhkCOUE&amdata=enc%3AAQAIAAAAwE4ooEBwZmHXPiIlAc6WRSSfqUOeKsamowG99ljllBJpOWD%2F0zzOQ9HRTcVUu1MOsi%2BxVeg0CaAXja69JFHeCAId8OImoYa6z02jpZa%2FNlcqSr1cAtk%2Biu4W9XSepLuHo99mVIvm5CKlFuN9jI%2FgnejpUxjY8%2BQBMk9mSPuYpJJbsr9RBHZvNTJ12pFAmRKFxU%2B9oKontWPkLXBmjleMDWFzmPVUvZXa5xs9cPsTl0JQ0xCn2ery9isxsEvgkDiL%2BA%3D%3D%7Ctkp%3ABk9SR6Kk7pKzYw > > On Sun, Feb 11, 2024, 11:11 AM Leonardo Marsaglia <ldmarsag...@gmail.com> > wrote: > >> Hi Roland, >> >> >> > I think you'd be aiming for a SCR drive, bought or self-made. They're >> > simple and lower cost. >> > >> >> In case of going the DIY route, wouldn't it be easier to use IGBTs instead >> of SCRs to drive the motor? >> >> El sáb, 10 feb 2024 a las 2:24, Roland Jollivet (< >> roland.jolli...@gmail.com>) >> escribió: >> >> > I think you'd be aiming for a SCR drive, bought or self-made. They're >> > simple and lower cost. >> > >> > Roland >> > >> > >> > On Sat, 10 Feb 2024 at 00:07, Leonardo Marsaglia <ldmarsag...@gmail.com >> > >> > wrote: >> > >> > > Hello guys, I hope you're doing well >> > > >> > > We just purchased a Mori Seiki SL3 lathe that's going to be >> > > retrofitted with LCNC because it has no control. >> > > >> > > The machine has a brushed DC spindle motor and from what they told me >> the >> > > DC drive was not working (I would like to check this but I couldn't >> find >> > > any info or manuals for this drive, the model number of the drive is >> > > A20B-0008-0372/02). I would like to keep this motor because I like the >> > idea >> > > of having high torque at low speeds because I plan to use a milling >> and >> > > hobbing attachment with this lathe. >> > > >> > > I'm trying to find DC speed controllers of 15 kW or so, just to take a >> > look >> > > at what it's available but it seems difficult to find something that >> big. >> > > Do you guys recommend any particular brand or source to find such a >> speed >> > > controller? >> > > >> > > Thanks as always. >> > > >> > > Leonardo >> > > >> > > _______________________________________________ >> > > Emc-users mailing list >> > > Emc-users@lists.sourceforge.net >> > > https://lists.sourceforge.net/lists/listinfo/emc-users >> > > >> > >> > _______________________________________________ >> > Emc-users mailing list >> > Emc-users@lists.sourceforge.net >> > https://lists.sourceforge.net/lists/listinfo/emc-users >> > >> >> _______________________________________________ >> Emc-users mailing list >> Emc-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/emc-users >> > _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
