On Thu, September 18, 2008 23:49, Joe Abley wrote: > Hi all, > > I have a new MX480 here, equipped with only > > 1 x quad 10GE blade > 3 x power supplies > > So this is a pretty unloaded box. To start with, only two of the 10GE > ports are going to have optics inserted. > > I'm trying to work out the smallest N+1 power configuration I can > organise for this box, since the regular Juniper instructions (3 x 15A > @ 220V AC) is not practical in the suite where this box will start its > life. > > Can I expect to be able to get away with 3 x 15A @ 110V AC for this > chassis, as configured right now, and have the box stay up if one of > them fails? Or maybe 3 x 20A @ 110V AC?
Depends whether you want a officially supported box. E.g., MX480 (and even MX960) with a couple of DPCs will also work with a single AC @ 230V (of course not officially supported, though.) > Do I need different power supplies for 110V or 220V? See http://www.juniper.net/techpubs/hardware/mx480/mx480-hwguide/ac-power-system-electrical-specifications.html#hw-ac-power-supply-specs Regards, -jr _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp