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  1. General Electrical Discussion
    I'm creating a UPS due to the fact there are non on the market that are small enough for our needed application. The final piece of the puzzle is integrating a voltage regulator, but not sure if it will drop 16v to 12v, as well as allow 12v to 12v when it switches to and from the batter...
  2. General Electrical Discussion
    Ok, so my school purchased a 208-240v input/output APC Uninterruptible Power Supply unit around 6 months ago. It came in on a pallet and was planned for use in a new building on campus. In back are 4 female receptacles for NEMA plug L6-20p. I'm not sure why it was purchased without 110v...
  3. General Electrical Discussion
    HI, IN MY OFFICE 15 KVA UPS USING FOR EMERGENCY LIGHTING PURPOSE WITH 32 BATTERIES EACH ONE RATED WITH 32Ah, 12V. IN UPS DISPLAY PANEL IT SHOWS ONLY 1. I/P VOLTAGE , 2. O/P VOLTAGE , 3. %LOAD , 4. TOTAL DC VOLTAGE. BUT IT IS NOT SHOWING CHARGING CURRENT & LOAD CURRENT. HOW TO...
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