[j-nsp] MX960 PEMs and 3 phase power

[Julien Goodwin]

On 23/3/23 2:27 am, Tom Storey via juniper-nsp wrote:
> My thought is one PEM on one phase, such that if that phase drops, you drop
> that PEM entirely. Or is it worthwhile spreading across phases to keep even
> half of a PEM alive and supplying the chassis?

Start by going back to "if that phase drops", depending on where you are 
and how much load you present using any non-trivial amount of power may 
not be acceptable.

Then even consider if loss of a single phase is even a plausible outage 
that isn't going to mean a full loss right afterwards.