Rod Hower wrote: > > > Motor rpm is limited by available Voltage. > > That applies to DC motors. Less common AC induction motors RPM is > dictated by the frequency generated by the inverter. > > >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> > > You can also do this with DC motors, it's called field weakening.
Or, a series motor with a light load. No-load, they will run so fast that they can self-destruct! To be strictly correct, motor rpm is indirectly limited by voltage for all motors -- AC or DC. -- Lee A. Hart Ring the bells that still can ring 814 8th Ave. N. Forget your perfect offering Sartell, MN 56377 USA There is a crack in everything leeahart_at_earthlink.net That's how the light gets in - Leonard Cohen
