otrd., 2024. g. 25. jūn., plkst. 17:17 — lietotājs Todd Zuercher via
Emc-users (<emc-users@lists.sourceforge.net>) rakstīja:
>
> Hang on here, back up a bit.  Start at the beginning.  What is the input 
> voltage on the name  plate for the entire machine?  What voltage are you 
> feeding to the machine?  For example if the machine's name plate calls for 
> 400v, but you are feeding it 460v, that would explain having about 30v too 
> high voltage at the servo's transformer.  Does the machine have a large 
> transformer in it similar to this that the main power goes through?
>

This got me curious and I checked what my multimeter thinks of mains
voltage. It was showing 405VAC where it is supposed to be 380VAC. And
I was thinking that this is multimeter error rather than entire
powergrid being 25V higher, but little search on web revealed that our
national standards require voltage tolerance of +/- 10%.

Hope for the best, plan for the worst - Peter, what do you think about
rectifying 232VAC 3-phase for 8i20?

Viesturs


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