On 3/9/2011 7:23 AM, RogerN wrote: > For what it's worth, I have a lathe with a 7.5HP motor and used a 10HP > Hitachi VFD like this: > > <...> > > One time I let the lathe just idle, not cutting anything, the VFD showed 13A > 3 phase to the motor, the input to the drive was ~5A single phase, the VFD > handles the power factor problems and draws closer to true power from the > line. > > Roger Neal Gentle persons:
I don't have a dog in this fight since I don't envision ever advancing beyond fractional-horsepower motors at home. Still, Roger's comment intrigues me. A home-based shop could cause mystifying problems in the household if the power factor gets out of hand. Do VFDs really make this a non-issue? Regards, Kent ------------------------------------------------------------------------------ Colocation vs. Managed Hosting A question and answer guide to determining the best fit for your organization - today and in the future. http://p.sf.net/sfu/internap-sfd2d _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
