On Friday 24 September 2021 10:47:49 Todd Zuercher wrote: > Yes. > https://www.hsspindles.com/wp-content/uploads/2019/03/specs-13.pdf > Nice chart. But doesn't mention at any place, rpms vs frequency. I don't imagine they give that puppy away either.
I tend to run the cheaper stuff, only having a 254 volt center tapped at ground single phase feed at my location. > Todd Zuercher > P. Graham Dunn Inc. > 630 Henry Street > Dalton, Ohio 44618 > Phone: (330)828-2105ext. 2031 > > -----Original Message----- > From: Gene Heskett <[email protected]> > Sent: Friday, September 24, 2021 10:27 AM > To: [email protected] > Subject: Re: [Emc-users] VFD Recomendation > > [EXTERNAL EMAIL] Be sure links are safe. > > On Friday 24 September 2021 09:37:32 Todd Zuercher wrote: > > Anyone have a recommendation for a good VFD and supplier that can > > run a 15kw 4pole spindle at 24000rpm? > > Thats going to be a tough one Todd, its 10x the power of anything I > have, and would need to get to 800 hz to run a 4 pole at 24k revs. > > Are you sure its a 4 pole? All of my 24k's have been 2 pole, doing 24k > on 400 hz. 3600 on 60 hz, but needing better cooling to run that slow > for long jobs. The one I'm running now, will be spitting steam back > into the 5 gallon tank in an hours running at 4k. But is fine for > longer jobs at 14k-20k with the mister on. At the higher revs, it > never gets the tank above 36C. > > > Todd Zuercher > > P. Graham Dunn > > Inc.<https://nam04.safelinks.protection.outlook.com/?url=http%3A%2F% > >2F > > www.pgrahamdunn.com%2Findex.php&data=04%7C01%7Ctoddz%40pgrahamdu > >nn > > .com%7C4727423beae5413ddb1008d97f67884b%7C5758544c573f47cebee96c3e08 > >06 > > fb43%7C0%7C0%7C637680905784414687%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC > >4w > > LjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sd > >at > > a=Nx%2BJRwnxdrUALX1Gr268XqM%2BcVZ49OAy2BChgj9K%2BOs%3D&reserved= > >0> 630 Henry Street > > Dalton, Ohio 44618 > > Phone: (330)828-2105ext. 2031 > > > > > > _______________________________________________ > > Emc-users mailing list > > [email protected] > > https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fli > >st > > s.sourceforge.net%2Flists%2Flistinfo%2Femc-users&data=04%7C01%7C > >to > > ddz%40pgrahamdunn.com%7C4727423beae5413ddb1008d97f67884b%7C5758544c5 > >73 > > f47cebee96c3e0806fb43%7C0%7C0%7C637680905784414687%7CUnknown%7CTWFpb > >GZ > > sb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0 > >%3 > > D%7C3000&sdata=ZJy9nGS8vpOxvQSNzrWWYuioxOvg%2BKMmPuNAeF%2FRFaQ%3 > >D& amp;reserved=0 > > -- > "There are four boxes to be used in defense of liberty: > soap, ballot, jury, and ammo. Please use in that order." > -Ed Howdershelt (Author, 1940) > If we desire respect for the law, we must first make the law > respectable. - Louis D. Brandeis > Genes Web page > <https://nam04.safelinks.protection.outlook.com/?url=http%3A%2F%2Fgene >slinuxbox.net%3A6309%2Fgene&data=04%7C01%7Ctoddz%40pgrahamdunn.com% >7C4727423beae5413ddb1008d97f67884b%7C5758544c573f47cebee96c3e0806fb43%7 >C0%7C0%7C637680905784424735%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDA >iLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=BmhVGU >%2BBJ2YB8pm8yvDnpd4oNKOLfpVnG9qR6HPJNFo%3D&reserved=0> > > > _______________________________________________ > Emc-users mailing list > [email protected] > https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Flist >s.sourceforge.net%2Flists%2Flistinfo%2Femc-users&data=04%7C01%7Ctod >dz%40pgrahamdunn.com%7C4727423beae5413ddb1008d97f67884b%7C5758544c573f4 >7cebee96c3e0806fb43%7C0%7C0%7C637680905784424735%7CUnknown%7CTWFpbGZsb3 >d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C >3000&sdata=g5sxcHgiurOW3VNSflYYJ6WDgKHIJu8%2FnNo7l3S4Q2Y%3D&res >erved=0 > > > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author, 1940) If we desire respect for the law, we must first make the law respectable. - Louis D. Brandeis Genes Web page <http://geneslinuxbox.net:6309/gene> _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
