Re: [CAD_CAM_EDM_DRO] Re: Stepper motor vs amps per phase question???

In a message dated 8/29/2004 11:34:05 PM Central Standard Time,
davemucha@... writes:
If I understand how steppers work, I believe they switch back and
forth from there phases, and therefore a stepper that requires 3 amps
per phase, only needs a total of three amps, because of the switching
process....... or does it?

You are correct. A 3 amp rating is for the total motor.
No, no, no!

3 amps per phase is only HALF the total motor-current rating. EACH of TWO
phases uses 3 amps, for a total of SIX! The phases switch POLARITY, NOT
"on/off"!


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