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Why choose 120 volts?



1) Equipment used to not be dual voltage

2) For smaller scale, 120V UPS and distribution equipment is usually
cheaper

3) 120V embedded itself into operations as a result.

4) We're all lazy and hate change.

On Tue, May 26, 2009 at 12:39:10PM -0700, Seth Mattinen wrote:
> I have a pure curiosity question for the NANOG crowd here. If you run
> your facility/datacenter/cage/rack on 120 volts, why?
> 
> I've been running my facility at 208 for years because I can get away
> with lower amperage circuits. I'm curious about the reasons for using
> high-amp 120 volt circuits to drive racks of equipment instead of
> low-amp 208 or 240 volt circuits.
> 
> ~Seth

---
Wayne Bouchard
web at typo.org
Network Dude
http://www.typo.org/~web/