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Thread: 2-Stage Cascade Project

  1. #1
    Registered User
    Join Date
    Jun 2007
    Posts
    73

    2-Stage Cascade Project

    Its time for the next step in Phase Change cooling, so decided to build a 2 Stage Cascade.

    It will consist of:

    1st Stage

    - Mitsubishi RE313VDMT Rotary 18k BTU/31.3cc
    - 3KW Condenser 43x38x17CM
    - 30cm Fan 25Watt
    - 1.1L Receiver
    - Danfoss TS2 TEV metering device
    - Danfoss Eliminator molecular filter 1/4''
    - Danfoss KP17 Pressostat
    - Sight Glass
    - Hi/Lo Manometers
    - XMT7100 Thermometer
    - R404a

    1st and 2nd Stage will meet in an 40Plate HX

    2nd Stage

    - Mitsubishi RE207VHSMT Rotary 12k BTU/20.7cc
    - Oil Separator 1/2''
    - Danfoss Eliminator molecular filter 1/4''
    - Danfoss KP17 Pressostat
    - BartX 54mm Evaporator
    - Tecumseh 2.35L Expansion Tank
    - Hi/Lo Manometers
    - XMT 7100 Thermometer
    - R1150

    Cascade will build in a 52x75cm Base Plate









    Last edited by Obijuan83; 03-31-2021 at 01:24 AM.

  2. #2
    Xtreme Member
    Join Date
    Oct 2004
    Location
    The Netherlands
    Posts
    194
    You have some really awesome parts, good luck with the build!

  3. #3
    Registered User
    Join Date
    Jun 2007
    Posts
    73
    Some progress




  4. #4
    Registered User
    Join Date
    Jun 2007
    Posts
    73
    Some electric components arrived






  5. #5
    Xtreme Member
    Join Date
    Oct 2004
    Location
    The Netherlands
    Posts
    194
    Very clean looking, you're making good progress on the build! What temps and load are you aiming to achieve?

  6. #6
    Registered User
    Join Date
    Jun 2007
    Posts
    73
    Thanks, I would like to have -115C idle/-100C Load @ 350-400w.

    A little more progress





    And the thermostat for automatic power on the 2nd stage when 1st stage goes down to -40C

    Last edited by Obijuan83; 04-11-2021 at 01:57 PM.

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