And 99% of the time the B variant (brushless) drives are able to run brushed motor.
On Sun, Feb 11, 2024, 11:24 AM Sam Sokolik <samco...@gmail.com> wrote: > (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
