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Posted: 2021-07-0710:54 PM
Why is this happening?
This question was originally posted by Muhannad on APC forums on 6/24/2015
I have two UPS the first one is APC (SURT10000XLI) and the second one is 10 kva UPS other brand and is connected of each UPS output with ATS APC (AP7724). my problem is sometimes that happening Outages in the electrical a sudden from output the ATS in 15 second only and the electrical come back from the ATS ,please advise