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HOW TO CALICULATE THE LEAD ACID BATTERY AH AND HOW TO FIND
THE 1.2KVA UPS BACKUP @ 1000WATTS LOAD?
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Answer Posted / jagannathan.i
AH CALCULATION= KVA*OUTPUT POWER FACTOR*NO OF HOURS BACK
UP/DC LOW VOLTAGE* INVERTER EFFICIENCY*BATTERY UTILIZATION
FACTOR
BACKUP TIME= (BATTERY AH*BATTERY UTILIZATION FACTOR/DC
CURRENT)*60
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