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Re: BBN (GTE) Suffers another major power problem.

  • From: Nathan Stratton
  • Date: Fri Aug 08 22:19:07 1997

On Fri, 8 Aug 1997, Jonah Yokubaitis wrote:

> Incorrect. Stop using AC equipment in your pops. Use DC equipment and
> get a _good_ DC Powerplant. Every carrier Class4/5 switchroom usually
> has 10-20,0000 AMP/hours of standby power.  1 DSC or Nortel switch
> sucks _quite_ a bit more power than even the largest of superpops.
> Every carrier has _at least_ 4hours of battery plant (most have 8-12).
> Relying on generators is a _bad_ idea.

Ok, let me clarify. We have DC gear, most of our POPs also have vary large
AC UPS systems because we also have 100 - 200 colo racks. Most (around 90%
of our colo customers want AC, so we need a large AC as well as DC system.

> Its not hard to have 4-12hours of standby battery plant.
> Lucent/Lorain/Peco2 all make rather nice rectifiers, and
> C&D/Lucent/GDB all make some nice vented batteries.  By going DC you
> also don't get hit with the inefficiencies of AC --> DC --> AC --> DC.
> 
> You can bet that MCI/Sprint don't have a piece of AC equipment in
> their facilities and most likely are laughing their asses off right
> now.

True.

Nathan Stratton                             President, CTO, NetRail,Inc.
------------------------------------------------------------------------
Phone   (888)NetRail                           NetRail, Inc.
Fax     (404)522-1939                          230 Peachtree Suite 500
WWW     http://www.netrail.net/                Atlanta, GA 30303
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"No king is saved by the size of his army; no warrior escapes by his
great strength.                                        - Psalm 33:16






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