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i want to know how to calculate the battery capacity based
on the UPS . ex i want to run have one kva UPS Which should
run 10 hours ? in that case how many batteries to be
installed and what will be the AH Value .
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Answer Posted / markandeya
total number batteries=votage required/votage of indivedual
cell
Ah value of indivedual battery=1.5*current*time(hours)
for an example:
votage required is 240
cell voltage is 12
then we require 20 cells.
if load is 1 kVa time is 10 hrs
we need 60 ah is required
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