[Nut-upsdev] Question about voltage threshold setting in NUT

Ted Mittelstaedt tedm at mittelstaedt.us
Wed Jun 4 02:58:23 UTC 2014

On 6/3/2014 2:16 PM, Shen Chuan wrote:
> Hello,
> We have an Eaton 3S 550 UPS using NUT tool to send power loss event. By
> default the power voltage threshold is set to 85 volts. If the voltage
> is less than 85 volts, it will trigger ONBATT event from NUT. Is there a
> way in NUT we can change the threshold from 85 volts to a lower voltage
> like 40 volts?

Isn't that a setting configured into the UPS?  NUT is obtaining it from
the UPS, isn't it, not the other way around?


> We were trying to change ups.conf to modify the output of upsc ..., but
> looks like it never pickup the new settings.
> Thank you so much for your help
> Regards
> Shen
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