Im a huge fan of EBM/Papst...no pun intended.
Carl
KM1H
----- Original Message -----
From: "Paul Christensen" <w9ac@arrl.net>
To: "Amps reflector" <amps@contesting.com>
Sent: Monday, September 26, 2011 3:51 PM
Subject: Re: [Amps] Cooling Fan
> David,
>
> Since you know the mounting centers, the only remaining items are: (1) CFM
> rating; and (2) direction of rotation relative to the hub (i.e., intake or
> output over struts). You can determine the rotation by either looking for
> an embossed air-flow arrow on the assembly or briefly powering the fan to
> determine this. The noise figure is generally a function of the CFM/RPM
> rating and whether the fan uses sleeve or ball bearings. Sleeve bearing
> fans generally have lower noise ratings.
>
> You may want to call IMC and ask for the fan's CFM rating as the original
> design data may have been archived long ago. With that information, you
> can
> then stick with one of theirs or look to other OEMs like Papst, or the
> hundreds of Asian fans now available with low pricing.
>
> http://www.imc-magnetics.com/tube-axial_fans.html
>
> Paul, W9AC
>
>
> ----- Original Message -----
> From: "David C. Hallam" <dhallam@knology.net>
> To: "Amps reflector" <amps@contesting.com>
> Sent: Monday, September 26, 2011 3:32 PM
> Subject: [Amps] Cooling Fan
>
>
>>I am trying to find a 120mm cooling fan for one of my amps. I would
>> like to duplicate what I have on another one. It is very quite and
>> moves sufficient air for my purpose. This fan is an IMD Boxer Model
>> WS2107FL-2, 115V and 0.12A. I can't seem to find any information about
>> this fan; sleeve or ball bearing, rpm, or noise rating. I have tried
>> several other fans but they all seem to be much higher rpm and make too
>> much noise.
>>
>> Does anyone know the specs on this fan and/or have one like it that they
>> might sell?
>>
>> --
>> "There are two means of refuge from the miseries of life. Music and
>> cats." ~ Albert Schweitzer ~
>>
>> _______________________________________________
>> Amps mailing list
>> Amps@contesting.com
>> http://lists.contesting.com/mailman/listinfo/amps
>
> _______________________________________________
> Amps mailing list
> Amps@contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
>
>
> -----
> No virus found in this message.
> Checked by AVG - www.avg.com
> Version: 10.0.1410 / Virus Database: 1520/3920 - Release Date: 09/26/11
>
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|