ups only charges while shut off

Discussion in 'General Electronics Chat' started by arthurdent, Oct 9, 2011.

  1. arthurdent

    Thread Starter New Member

    Oct 9, 2011
    1
    0
    and thats it. any other time it wastes battery even if there is no load..why?
     
  2. BMorse

    Senior Member

    Sep 26, 2009
    2,675
    234
    what model/brand UPS do you have????
     
  3. lokeycmos

    Active Member

    Apr 3, 2009
    432
    7
    dont know if this will help but here goes. there are a couple types of UPSs. there are ones that run on AC till the power goes out then quickly swithches to battery. and there are ones that run off battery at the same time the AC charges the battery.
     
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