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  1. dug1dug

    Installing a UPS on a UPS

    I'm maintaining a data center here in Texas, we have a Liebert UPS (4 750KVA modules per UPS with redundancy). In talking with building engineers, Leibert Techs, other electricians, i have learned you are not supposed to install a UPS on a UPS. My question is why. The only answer i get is "you...

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