"vytjon" <no@any.mail> wrote in message 
news:hb3uct$hdp$1@trimpas.omnitel.net...
> krx wrote:
>>
>> "vytjon" <no@any.mail> wrote in message 
>> news:hb3oek$82b$1@trimpas.omnitel.net...
>>> krx wrote:
>>>> Grubiai tariant VA ir W priklauso nuo tavo naudojamos apkrovos tipų, 
>>>> šiuo atveju - maitinimo bloko efektyvumo, PFC naudojimo maitinimo 
>>>> bloke.
>>>
>>>   Pamiršau paminėti - jeigu maitblokiai su aktyviu PFC pvz. Delta 
>>> gamybos - su mažo galingumo UPS'u turėsi problemų :)
>>
>> Kokių?
>
>   Kai kurios PSU+UPS kombinacijos dingus įtampai pakabina UPS'ą. 
> Dažniausiai keiksnojami Delta gaminti maitinimo šaltiniai (LT paprastai 
> pasitaiko su Chieftec etikete).
>
> "Power supplies manufactured by Delta Electronics are notorious for 
> offering poor compatibility with UPSes. The problem is in their active PFC 
> device. It is designed in such a way that at the moment of switching to 
> the batteries it creates high short-term load on the UPS, triggering the 
> latter’s protection. You can only solve this problem by replacing the UPS 
> with a more advanced one (over 1000VA)."

Hmz. Įdomu, neteko susidurti. Čia PSU dizaino klaida, ar elementų nuovargis?