Re: [CAD_CAM_EDM_DRO] stepper

yes the two caps are the same 19000u 100 volts.
If grn & blk =1.5 ohms and blk & wht =1.0 ohms and Wht & grn=1.0 ohms
Then which is the center tap? Thank you

"Roy J. Tellason" wrote:

>
> On Friday 21 May 2004 06:40 pm, Gene wrote:
> > I have a nema 34 sanyo step syn motor model# 103-845-21 and Im trying to
> > figure out the wires. I can separate them into two groups of three.Of
> > the three I get two combinations that measure 1.0 ohms and one that
> > measures 1.5. I thought the center tap would have less ohms than the
> > other two.
>
> This makes sense if you figure that your test leads, connections to the motor
> wires, etc. have 0.5 ohms of resistance (not too far from the 0.4 ohms I
> typically see with mine). That gives you about 0.5 ohms for each half of a
> winding and 1.0 for the whole thing.
>
> > also I have two caps that read 19000u If I hook the two pluses together and
> > the 2 minus would I have 38000u?
>
> Yes.
>
> Are they identical units? If not, the one with the lower voltage rating is
> going to be your limit for the pair.
>
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