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Old 14-11-2019, 18:19   #1
Boggy
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Default Modificare voltaj incarcare UPS APC SUA1500 via Serial/USB

Mi-a sosit cablul adaptor pe standard APC(pinout diferit) si am reusit cu succes sa leg UPS-ul la USB fara ca UPS-ul sa isi dea shutdown.

Si acum vine problema. Am instalat NUT(Network UPS Tools), dar de-aici sunt pierdut. Nu e GUI, dar am reusit sa accesez exe-le prin command prompt. Nu stiu cum sa ma leg la UPS insa. Am gasit aici cam ce ar trebui sa fac, dar nu-mi zice cum sa fac primul pas, si anume sa ma conectez la UPS.

Any ideas?

P.S. Nici in documentatia de la NUT n-am gasit nimic.

L.E.
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Old 18-11-2019, 14:16   #2
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/etc imi zice ca aia e versiune de linux pe care incearca sa o gaseasca?

De ce nu utilizezi PowerChute? De ce vrei sa modifici rata de incarcare?
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Old 18-11-2019, 14:27   #3
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Eu am versiunea SUA1000 si merge perfect cu Powerchute Business Edition. Ce vrei sa spui prin modificare voltaj incarcare ?
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Old 18-11-2019, 15:08   #4
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El "vede" ca tine bateriile la 27.4v ceea ce ar veni pe la 13.7v/baterie (la limita de sus oricum pentru floating charge), insa din cauza varstei probabil si iesirii din parametri a valorilor unor rezistente, voltajul de fapt e de 13.85v-13.9v, masurat cu multimetrul pe bornele acumulatorilor. Long story short, le scurteaza viata absolut degeaba. Acumulatorii au spec pentru voltaj standby de 13.5-13.8v. As vrea sa-l fac sa incarce la 13.5v reali, mai ales ca si-asa am runtime arhisuficient cu 2x40Ah. Asta se poate realiza prin soft cum zice nenea ala acolo, insa din Win n-am reusit sa ma conectez la el.

Asta, sau hard-mod, inlocuirea unei rezistente de pe PCB cu o rezistenta variabila cu care pot modifica apoi direct ce voltaj "simte" el ca apoi sa incarce corespunzator. (nu gasesc momentan link la procedura)

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Originally Posted by sebid2k3 View Post
/etc imi zice ca aia e versiune de linux pe care incearca sa o gaseasca?

De ce nu utilizezi PowerChute? De ce vrei sa modifici rata de incarcare?
PowerChute nu poate face asa ceva, trebuie reprogramat UPS-ul. /etc e un folder din root care exista, si unde banuiesc ca ar trebui sa existe .config ala care sa identifice ce UPS e, si apoi sa stie cum sa comunice cu el. Insa habar n-am daca .config ala trebuie generat automat (la instalare a gasit ce model de UPS ar fi).
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Old 18-11-2019, 15:57   #5
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Literalmente power user Eu unul nu ma joc cu dintr-astea, APC-ul meu BR1500 imi spune ca la 3 ani schimb acumulatorii, nu am avut inca probleme cu primul set luat acum 2 ani deja.

Ce model e APC-ul?
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Old 18-11-2019, 16:17   #6
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Sua1500
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Old 19-11-2019, 15:12   #7
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Da, era in titlu

1. Vad ca modelul tau e in https://networkupstools.org/docs/man/apcsmart.html sau https://networkupstools.org/docs/man/usbhid-ups.html, ceea ce ai gasit si tu mai sus.
2. Conform https://linux.die.net/man/5/ups.conf , fisierul ala de config il cauta de pe un linux. Sunt curios daca il poti creea tu pe Windows.
3. https://networkupstools.org/docs/use...d/ar01s06.html aici ai pasi de configurare

Dar totusi nu vad sa poti modifica voltajele de incarcare din comenzile suportate.

https://forum.netgate.com/topic/7286...ps-calibration ? Poate ajuta.

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