power supply for projector

hi sir.i have problem with the power supply at my area.power cut without notic or voltage above 250v.i plan to buy apc ubs on line surt1000vi to supply stable & battery back up for my optoma projector.which is cost me rm2k.can anyone advice me the good & bad for my dicision.my ideal is during power down i still have enough time to shut down projector & given stable.clean power supply.

Not familiar with APC but as long as this ups can also stabilise the power, I guess it is good enough to prevent any premature 'death' on the pj's bulb.

APC is good. It will allow the projector to cool down with the built in fan when mains fails.