Hello Colton, For that kind of devices using lots of C19 plugs and high wattage PSU (>2kW), you can also go with 400V/30AMP power feeds.
We find that solution more efficient for that particular case, for example when use power 4 blade chassis in a rack (two chassis per pair of plugsets). Best regards. 2016-01-26 16:50 GMT+01:00 Colton Conor <colton.co...@gmail.com>: > So from what I gather, there are 4 AC power supplies, and each AC power > supply has two plugs. So thats not really going to change, its more what > power to order from the datacenter. > > So can I get away with one A side 208V/ 30 AMP circuit and one B side > 208V/30AMP circuit? > > 208V X 30AMP X .80 Max Load = 4,992 watts. That's a lot. > > Are you saying I ideally need double this? Why? > > On Mon, Jan 25, 2016 at 10:20 PM, Chuck Anderson <c...@wpi.edu> wrote: > > > I recommend 4 x 208V. The MX960 uses "power zones" in a 2+2 > > arrangement where half of the chassis is powered by 2 PEMs, and the > > other half of the chassis is powered by the other 2 PEMs. Make sure > > the 1st PEM for each zone is powered by the A feed, and the 2nd PEM > > for each zone is powered by the B feed. For dual-input PEMs, you > > should put both inputs of a single PEM on the same branch circuit, > > either A or B. > > > > I would use two PDUs to break out the two 208V/30AMP outlets to > > multiple C19's (plus any C13's you need), and then use C19/C20 cords. > > Each branch circuit PDU will have 4 C19/C20 cords connected (2 PEMs x > > 2 inputs per PEM). Alternatively you could use L6-20 PDU > > outlets/cords. > > > > On Mon, Jan 25, 2016 at 09:25:02PM -0600, Colton Conor wrote: > > > What are the options for powering a MX960 using AC power? The > datacenter > > > provider is offering us power in the following options: > > > > > > 120V/20AMP A/B Power > > > 120V/30AMP A/B Power > > > 208V/30AMP A/B Power > > > > > > We are leaning towards using a MX960 with 4 AC power supplies and > limited > > > cards installed. More than likely we will order the 208V/30AMP A/B > Power > > > from the datacenter, but want to know if this will be enough? What does > > > Juniper recommend? > > _______________________________________________ > > juniper-nsp mailing list juniper-nsp@puck.nether.net > > https://puck.nether.net/mailman/listinfo/juniper-nsp > > > _______________________________________________ > juniper-nsp mailing list juniper-nsp@puck.nether.net > https://puck.nether.net/mailman/listinfo/juniper-nsp > -- Youssef BENGELLOUN-ZAHR _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp