0
votes
0answers
24 views

APC Power Controllers Inaccessible After Brief Power Loss

It seems like every time there is a brief power outage in our environment (1-2 second blip). There are generally a handful of APC power controllers that become inaccessible through network. The ...
5
votes
1answer
71 views

Power Control Compartment?

I recently purchased an IBM enclosed, rolling rack that had a 6 drive server, huge battery backup, and this strange item called a "Power Control Compartment" I cannot find any good documentation ...
2
votes
1answer
312 views

Small Office server rack - power requirements

We're building an office for a small business, and the electrician is starting rough-in next week. I'm doing all of the low voltage wiring myself. We have electrician for 120V wiring.I have a ...
11
votes
5answers
1k views

Why is it important to ensure equipment is well-grounded?

I am installing a new ethernet switch, and the instructions say to connect the ground screw to the rack or some other kind of electrical ground. What are the risks of not ensuring that equipment is ...
10
votes
4answers
767 views

Proper Sizing for PDU's/Power in Rack

I've struggled with sizing my power sources and associated PDU's in my server racks. Somehow I feel like I'm way oversizing things based on nameplate requirements on power supplies. My simplistic ...
3
votes
2answers
170 views

Is an EPO required on each rack

I've studied the NEC 2008 version and I can't find any requirement for an EPO to be mounted on each rack. For some reason the place I work requires them at the top of the rack and it's connected to ...
7
votes
8answers
823 views

Datacenter Power Consumption Table

Does anyone know of a good centralized resource that contains a consolidated list of server specifications relevant to the data center? Looking for Rack U sizing, power consumption, etc. for ...
4
votes
1answer
1k views

PDU says to ground to rack with “thread making screw”.. this is impossible?

I'm trying to use the 'thread making screw' to ground my Dell PDU to the Rack, however the metal on the rack is impossibly hard. Is this even required? The included screws don't even seem "thread ...