On 15.11.2010 17:56, Jon Bendtsen wrote: > Hi > > Occasionally I get emails from my NUT system saying that one of my UPSes lost > power for about a minute. > > Losing power: > Date: 15. nov 2010 17.40.25 CET > > regaining power: > Date: 15. nov 2010 17.41.34 CET > > 69 seconds later. But why? None of the 3 other UPSes reports any power loss. > What is the problem? > > So I made some scripts that logs the input, output and frequency at the time > of power loss, but they show nothing strange. Today results was: > input 228.9 V > output 228.9 V > > Today the UPS was a APC Smart-UPS 3000 RM, but I have seen it with other > UPSes as well. > > > How normal is my experiences?
Depends. Both my cyberpower UPSes does something similar (self tests, actually). One does so nightly, one weekly. //Svein -- --------+-------------------+------------------------------- /"\ |Svein Skogen | [email protected] \ / |Solberg Østli 9 | PGP Key: 0xE5E76831 X |2020 Skedsmokorset | [email protected] / \ |Norway | PGP Key: 0xCE96CE13 | | [email protected] ascii | | PGP Key: 0x58CD33B6 ribbon |System Admin | [email protected] Campaign|stillbilde.net | PGP Key: 0x22D494A4 +-------------------+------------------------------- |msn messenger: | Mobile Phone: +47 907 03 575 |[email protected] | RIPE handle: SS16503-RIPE --------+-------------------+------------------------------- A: Because it fouls the order in which people normally read text. Q: Why is top-posting such a bad thing? A: Top-posting. Q: What is the most annoying thing on usenet and in e-mail? ------------------------------------------------------------ Picture Gallery: https://gallery.stillbilde.net/v/svein/ ------------------------------------------------------------
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