meter at the pdu with snmp like data centers do? On Sat, Oct 1, 2022 at 1:10 PM Chuck McCown via AF <af@af.afmug.com> wrote:
> Backup generators for sub metering is a PITA. I got permission from the > utility to connect the generator ahead of a bank of individual meters on a > MTU once. But that meant that my generator was turning the utilities > meters during an outage, including the meters on the units we were in. So > we were paying for the generator we were making. It was the only practical > solution. > > *From:* Chris Fabien > *Sent:* Saturday, October 1, 2022 1:45 PM > *To:* AnimalFarm Microwave Users Group > *Subject:* Re: [AFMUG] Datacenter power submetering > > It's flat rate power billing. But thats a good thought to keep in mind. We > currently have individual meters installed for the two colo racks but are > installing redundant generators and transfer switches, so makes the # of > meters double so I'll have like 12 seperate feeds at the start to meter and > that could increase as datacenter grows. I think it will be cleaner to have > two large panels and meter individual circuits vs a cascade of panels to > put a physical meter at each appropriate point. > > On Sat, Oct 1, 2022, 3:20 PM Zach Underwood <zunder1...@gmail.com> wrote: > >> Do you have a fixed cost per kwh or is time of use or different cost per >> kwh based on what bucket your overall usage. >> >> You have any other than fixed cost per kwh then just wire everything in >> the same leased spaces to its own meter. If that retail space ends up being >> food service do you really want to foot the bill for their power usage when >> they hit peak traffic during peak power rates like at lunch time. >> >> On Sat, Oct 1, 2022 at 2:10 PM Chuck McCown via AF <af@af.afmug.com> >> wrote: >> >>> Found by googling: >>> https://accucdn.accuenergy.com/wp-content/uploads/AcuRev-2100-Multi-Circuit-Submeter-Datasheet.pdf >>> >>> >>> >>> *From:* Chris Fabien >>> *Sent:* Saturday, October 1, 2022 11:41 AM >>> *To:* AnimalFarm Microwave Users Group >>> *Subject:* [AFMUG] Datacenter power submetering >>> >>> We are remodeling our old office building into a datacenter with 2 or 3 >>> tenants and a 2500 sqft general retail space. I want to be able to >>> sub-meter the power on a per-circuit basis, and ideally be able to assign a >>> group of circuits to each tenant they serve. I have seen some inexpensive >>> solution using small current transformers in the panel but they are >>> targeted at residential. The circuits needing to be metered will be from 20 >>> to 200A feeds. Any solutions out there like this? >>> ------------------------------ >>> -- >>> AF mailing list >>> AF@af.afmug.com >>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> -- >>> AF mailing list >>> AF@af.afmug.com >>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> >> >> >> -- >> Zach Underwood (RHCE,RHCSA,RHCT,UACA) >> My website <http://zachunderwood.me> >> advance-networking.com >> -- >> AF mailing list >> AF@af.afmug.com >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> > ------------------------------ > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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