The use of three phases inherently helps to reduce torque ripple and smooth motor performance. 3 phase stepper motor requires a 3 phase drive that is different than the drive for 2 phase motors. As compared to the 1.8 degree two phase motors, the low speed torque is somewhat less.
http://www.dtdmotion.com/hybrid-stepper-motor/3-phase-stepper-motor/
http://www.dtdmotion.com/hybrid-stepper-motor/3-phase-stepper-motor/
The use of three phases inherently helps to reduce torque ripple and smooth motor performance. 3 phase stepper motor requires a 3 phase drive that is different than the drive for 2 phase motors. As compared to the 1.8 degree two phase motors, the low speed torque is somewhat less.
http://www.dtdmotion.com/hybrid-stepper-motor/3-phase-stepper-motor/
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