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desA
27-06-2009, 05:12 AM
Hi everyone,

I'm searching for a range of small air-conditioning compressors for a specific new design application.

The smallest I have found so far is:
Manufacturer : Emerson/Copeland
Model # : ZR18K4E-PFJ (220-50-1, scroll)
Rated capacity : 3.0 kW @ Tc,s 50'C; Te,s 7'C
Refrigerant : R-134a

If anyone has links, or literature on smaller compressors than this, for use in air-conditioning applications, I would be most grateful. They can be of any type, not restricted to scroll.

Many thanks,
desA :)

multisync
27-06-2009, 07:50 AM
http://www.tecumseh-europe.fr/index.php

134a air con compressors

desA
27-06-2009, 07:56 AM
Thanks 'multisync'. Much obliged.

chemi-cool
27-06-2009, 10:34 AM
The smallest AC compressors will be found in electrical cabinets AC units.

desA
27-06-2009, 10:40 AM
^ Have you come across any brand names? An interesting line of thought.

Thanks so much.

chemi-cool
27-06-2009, 10:44 AM
Yes, Mitsubishi makes a small rotary.
I can get the model later today.

desA
27-06-2009, 11:43 AM
^ Thanks so much 'chemi-cool'. Also if you perhaps have an internet link to the compressor, I'd be most grateful.

chemi-cool
27-06-2009, 01:39 PM
Compressor model is: XB357VFB

It is a tiny rotary compressor for R134a.
used by Rittal for cooling electrical cabinets.
www.rittal.com
Another company is here: www.seifert-mtmsystems.de

Good luck.

desA
27-06-2009, 02:05 PM
Many thanks. That's excellent. Thank you so much for the information.

desA
27-06-2009, 02:36 PM
Next question - does anyone know where the XB357VFB can be purchased?

Been searching the internet & the main Mitsubishi Electric global website. Can't seem to locate the product at all.

If memory serves, I tried hunting this same compressor down around 3 months back (saw it mentioned in a scientific paper & the name rung a bell), with similar results.

multisync
27-06-2009, 04:17 PM
http://www.refrigeration-engineer.com/forums/showthread.php?t=1407

desA
28-06-2009, 06:04 AM
^ Saw that thread on a Google search. Trouble is that the Japan link no longer works & the Mitsubishi UK search comes up with nothing.

I'll look at the German link to SKG Service & see if that is still active.

desA
28-06-2009, 06:20 AM
The model number in the pics on thread ^^ has changed from XB357VFB to XB357GUD.

This links it to Rittal as a spare part. Wonder if there is any other way to purchase direct in Asia - Thailand, Japan, Malaysia, Vietnam?

I'd love to see the performance curves, as I think this compressor may just be the kind of thing I'm after.

desA
28-06-2009, 11:54 AM
Here are links to two compressor brochures the ME German site.

http://www.mitsubishi-electric-aircon.de/eng/pdf/Kaelteverdichter__2006.pdf

http://www.mitsubishi-electric-aircon.de/eng/pdf/Rollkolbenverdichter_newgeneration.pdf

These provide useful information about these small Mitsubishi compressors. I'll follow up in more detail next week.

thebigcheese
28-06-2009, 05:03 PM
ive ordered two of those comps in the last few weeks il get the details tomarrow.... wild expensive though

K.R.Iyer
29-06-2009, 01:45 PM
guys,

Interesting.. what is the cooling capacity of these Mitsubishi rotary? Is it with R134a?

Thanks!

desA
29-06-2009, 03:20 PM
ive ordered two of those comps in the last few weeks il get the details tomarrow.... wild expensive though

Many thanks, 'thebigcheese'... :D

Eeram
29-06-2009, 06:47 PM
Try Aislu Electric Co. Ltd.
www.aislu.com (http://www.aislu.com)
info@aislu.com

Lanhai Compressor Co. Ltd
www.lanhaicomp.com (http://www.lanhaicomp.com)
sales@lanhaicomp.com

malik55
29-06-2009, 07:40 PM
It is a realy miniature
weight 1.24 lbs
height 3.05 inches
diameter 2.2 inches
12/24volts
capacity 1800Btu/h
have a look www.aspencompressor.com :eek:


malik55

thebigcheese
29-06-2009, 07:49 PM
turns out we ordered them from rital. they are a mitsibushi compressor but spelt diferent on the comp mitsishusi or sumthing like that

chemi-cool
29-06-2009, 08:07 PM
I have paid around 400$ per unit. Robbers:(