• FE80@lemmy.world
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    6 hours ago

    700v DC as a source

    Lordy, what are these AI hyperscale data centers housing? A 1/3 rack switch like a Cisco 6500 would run on -48v DC if it was set up for DC power. Typical racks in colos have 2x 30a 240v circuits (L6-30R I think). Power strips supply C13/14 and C19/20 to gear.

    • octobob@lemmy.ml
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      6 hours ago

      It’s very new technology to reduce overall energy costs of the entire building.