[Nut-upsuser] Tripp-Lite AVRX500U issues

Roger Price roger at rogerprice.org
Sun Jul 12 22:03:50 BST 2020

On Mon, 13 Jul 2020, objecttothis wrote:

>  1. According to Tripp-lite, the AVRX550U uses the 2012 protocol, but it’s 
> listed in NUT as using the 2010 protocol.   I have attached the documentation 
> that Tripp-Lite gave me in that github issue.

The attached text I received was empty.

>  2. After my server (FreeNAS running FreeBSD 11.3- Release) shuts down, the 
> UPS also powers down (as it should since it was issued a shutdown command by 
> NUT) but then 5 seconds later the UPS powers back up even though it’s still on 
> battery power. 

I'm curious about your offdelay and ondelay entries in ups.conf, if you have 

> Tripp-Lite replaced the unit, telling me that the unit was likely defective, 
> but the second unit exhibits the exact same behavior.   


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