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3
votes
1answer
168 views

TIA 568A vs. B Wiring for Long Ethernet Run

I have a long Ethernet run (about 280 ft/85 m) that goes through a conduit between two buildings. On each end, I have an APC Ethernet surge protector that is grounded to the main ground for each ...
1
vote
1answer
70 views

Using an “AV” power conditioner with servers

We have render servers that don't need to be on battery backup but we'd like to protect from power surges and being under-powered. I came across this power conditioner which will block surges and ...
6
votes
2answers
488 views

Available EMP protection devices?

This weekend there was a solar CME warning that finally had no perceptible impact. However, I was wondering what could be done to mitigate the effects in case a large one took place. Are there any ...
10
votes
3answers
395 views

Should pcs be unplugged before restoring power

We have an upcoming scheduled power outage for maintenance. UPS protects our servers. But it has been suggested that all PCs should be unplugged to prevent damage from power surges when power is ...
1
vote
3answers
153 views

Surge Protection for Servers not Connected to UPS

For servers or network switches not protected by UPS, is there any product to guard against power surges / spikes? Power conditioners available seem to be for home /audio video usage. Was looking at ...
1
vote
2answers
219 views

Placing UPS in front of STS; Connecting Dual PSU to same PDU

The site has 2 x 16A @ 230V, each server/SAN has dual PSU set up. Options: 1) [2 x 16A] ---> [1 x STS or ATS]----> [1 xUPS]---->[2 x PDU]----->[DUAL PSU] As can be seen the server is actually ...
0
votes
3answers
88 views

Surge Protection For Roving Staff - Ethernet Protection Required?

We have staff who travel all over the world to places such as Rwanda, DRC using laptops. Currently they use Notebook Travel Surge Protectors. Some of our offices have been hit by lightning - and this ...
1
vote
4answers
293 views

Plugging Surge Protectors into UPS [duplicate]

Possible Duplicate: UPS and power strip interactions? I have heard that plugging a server into a surge protector (cheapo power strip) is not good. Is this accurate? For instance: Server ...
0
votes
7answers
364 views

Does a separate NIC protect other components (MB, etc.) from electrical surge?

Is this true or just a trick used by hardware salesmen?
0
votes
1answer
240 views

Belkin F5C350 rackmount surge suppressor audible alarm - why?

I picked up a used Belkin F5C350 and do not have a manual. I can not find one online, and Belkin is having trouble finding one. When I turn on the power switch, and loud piercing alarm sounds, and ...
9
votes
1answer
297 views

Sysadmin in the Developing World: What are the differences between various kinds of power protection?

Hello I'm an ICT (InfoComTech) US Peace Corps volunteer deep in Tanzania who has the task of managing and advising concerning our college's two SunFire Sun Ray Servers and Dell Proxy server (on 2 ...
3
votes
8answers
479 views

Anti surge protection

Great site - my first posting! I support a number of small business for all things computing. I protect the servers with APC Smart-UPS 1000. The do just what they were bought to do. However, I dont ...
2
votes
2answers
551 views

How much signal loss does a typical coaxial surge protector cause?

I'd like to connect equipment to a coaxial surge protector. Is it needed for a properly grounded coaxial cable? How much attenuation does a typical coaxial surge protector cause over the range of ...