RE: PoE Calculations

Yes, I have used Cisco Power Calculator, it's recommending 6000W which I
think is not right.
 
o;?
o;?
DC-SW#sh module
Chassis Type : WS-C4506
Power consumed by backplane : 0 Watts
Mod Ports Card Type Model Serial
No.
---+-----+--------------------------------------+------------------+-----------
1
6 Sup 6-E 10GE (X2), 1000BaseX (SFP) WS-X45-SUP6-E
JAE1535038X
2 6 1000BaseX (GBIC)
WS-X4306-GB JAE08522VVM
3 48 10/100/1000BaseT (RJ45)V,
Cisco/IEEE WS-X4548-GB-RJ45V JAE162700ZK
4 48 10/100/1000BaseT
(RJ45)V, Cisco/IEEE WS-X4548-GB-RJ45V JAE162203SK
5 48
10/100/1000BaseT (RJ45)V, Cisco/IEEE WS-X4548-GB-RJ45V JAE162203WI
6
48 10/100/1000BaseT (RJ45)V, Cisco/IEEE WS-X4548-GB-RJ45V JAE162700IZ
> From: rwest_at_zyedge.com
> To: maniac.smg_at_gmail.com; ebay_products_at_hotmail.com
> CC: ccielab_at_groupstudy.com
> Subject: RE: PoE Calculations
> Date: Sun, 4 Nov 2012 18:11:53 +0000
>
> http://tools.cisco.com/cpc/
>
> Input 120 vs 240 does make a difference, twice actually :) It occupies two poles (or 3) and will increase your total output wattage.
>
> Just saying you need 7945's is not enough, you need to know the quantity and whether you're okay with combined mode power or true redundant power.
>
> -ryan
>
> -----Original Message-----
> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of Shaughn
> Sent: Sunday, November 04, 2012 1:06 PM
> To: Cisco Fanatic
> Cc: ccielab_at_groupstudy.com
> Subject: Re: PoE Calculations
>
> 110 vs 220 has got nothing to do with the wattage (which is what you are after )
>
> The US is 110V while the rest of the world runs 220V (over simplifying)
>
> You need to get a higher wattage PSU.
>
> CCIE # 23962 (SP)
>
> Sent from my iPhone
>
> On 04 Nov 2012, at 7:35 PM, Cisco Fanatic <ebay_products_at_hotmail.com> wrote:
>
> > We have a Cisco 4506 with Supervisor 6-E. We plan on replacing the
> > existing 4 line cards with
> > WS-X4548-GB-RJ45V48 port 10/100/1000 BaseT with IEEE 802.3af PoE to
> > support Cisco 7945G IP phones. We currently have 1000W power supply.
> > DC1050-4506-SW1#sh powerPower Fan
> > InlineSupply Model No Type Status Sensor Status------
> > ---------------- --------- ----------- ------- -------PS1
> > PWR-C45-1000AC AC 1000W good good n.a.PS2 PWR-C45-1000AC
> > AC 1000W good good n.a.
> > Power supplies needed by system : 1Power supplies currently available : 2
> > Power Summary Maximum (in Watts) Used
> > Available---------------------- ---- ---------System Power (12V)
> > 430 1050Inline Power (-50V) 0 0Backplane Power (3.3V)
> > 0 40---------------------- ---- ---------Total
> > 430 1090
> > What is the recommended power supply for this configuration?Should we
> > go with 110V or 220V is a discussion point?
> >
> >
> > Blogs and organic groups at http://www.ccie.net
> >
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Received on Sun Nov 04 2012 - 15:24:20 ART