On Sun, 2009-04-12 at 17:40 +0000, tom wrote: > Kirk Wallace <kwall...@...> writes: > > > > > These are three phase motors? > > Hi Kirk, > > Yup, I think there might be an error in the lister's description. > > Here are a few more links (thanks for the cut/paste tip!) > > In the US: > > http://cgi.ebay.com/Frigidaire-Frontload-Washing-Machine- > Motor_W0QQitemZ180344630365QQ
The link above is broken for me because it wraps the line. This one is shorter, but may wrap for some people. http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=180344630365 > In the UK: > http://cgi.ebay.co.uk/ARISTON-INDESIT-WASHING-MACHINE-MOTOR-part-no- > C00046626_W0QQitemZ110335684899QQ > > Mine looks almost the same as these. It is 3 phase, rated 190 V 850 Watt, 230 > Hz, 16,000 rpm. It has an encoder of some sort on the opposite end of the > motor > from the pulley - probably a low count device for speed feedback to the vfd. > I > have not run mine under load, but I would guess the the passive cooling is > good > and could easily be improved with a small fan. > Like I said, I have run it up to 24,000 rpm or so and the (not so) little > thing > really hauls! With a balanced coupler, I see no reason why it would not make > a > decent spindle motor with excellent speed control when driven by a flux > vector > vfd in constant torque mode, especially if the vfd can be set up for PID > control using the encoder feedback. > > Tom Cool, I'm going to have to add washing machines to my dumpster diving list. Too late, got one on eBay. ------------ Kirk http://www.wallacecompany.com/machine_shop/ ------------------------------------------------------------------------------ This SF.net email is sponsored by: High Quality Requirements in a Collaborative Environment. Download a free trial of Rational Requirements Composer Now! http://p.sf.net/sfu/www-ibm-com _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
