I have a 600VA UPS for computer only. It holds for
20minutes only.

1. Can it be upgraded for longer period.?

2. Can it be used for one ceiling fan and a tube light? If
yes, how to upgrade?

Answer Posted / vishnu.k

if u connect batteries parallel u will get more Ah,say if
connect two 15 Ah battery you will get around 30 Ah,and if u
connect batteries in series you will get more back up time
also,so u can solve both problems,but initially you must
have to verify that the transformer and the IGBT OR MOSFET
should withstand this situation.

Is This Answer Correct ?    7 Yes 12 No



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