ABC of Air Con

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    _BTU___

    WATTS

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    Centrifugal & Rotary Screw Competitive Comparison

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    50 100 200 300 400 500 1000 1250 1500 2000 3000 7000 10000

    200 350 1500 3000

    HCFC22

    150

    125

    850

    350 (YK) 675 5500

    YT

    YK YS

    8500

    OM

    2,100

    OM

    19XR Evergreen Chiller23XL

    80270

    30HX

    RTHB

    1500

    160

    130

    2800

    CVHE CVHF CDHF

    CVGE

    RTHC125 450

    1300160

    70 WSC

    WDC

    HFC 134a

    2,500

    HCFC123

    HCFC 22

    HFC 134a

    CENTRIFUGAL

    SCREW

    150

    800

    TONS

    420

    170

    150

    CVGF 400 1000

    19XRModular

    The world of chillers is going HFC-134a. 36

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    Commercial Packaged Product

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    Commercial Packaged Product

    CommercialPackaged

    (DX Systems)

    VRF

    Water - CooledPackaged

    Split Systems

    Outdoor Unit

    Indoor Unit

    Large Ductless

    Rooftop

    Ducted

    Hi - wall

    Casette

    Underceiling / Console

    Vertical Floor Standing

    Ducted

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    TYPICAL ALL - AIR SYSTEM

    CONDENSER PUMP

    R.A DUCT

    S.A. DUCT

    CHILLED WATER PUMP

    HEAT

    R.A. DAMPER

    COIL

    E.A. DAMPER

    FILTER WATER PIPING

    COOLING TOWER

    HEAT

    WATER CHILLER

    O.A. DAMPER

    FRESH OUTDOOR

    AIR

    EXHAUST

    AIR R.A. GRILL

    COOL AIR

    S.A.TERMINAL

    S.A. FAN

    R.A. FAN

    15

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    2:1

    3:1

    4:1

    Multi Split System

    Si gl S lit S t

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    Single Split System

    10K 13K 16K

    Fan Coil Unit(Hi Wall)

    Condensing Unit

    (Air-cooled)

    (Residential)

    Evaporator

    CompressorCondenserMetering Device

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    6811

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    6910

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    A

    Hot Gas Line

    CONDENSER

    B

    Liquid Line

    ThermostaticExpansion

    Suction Line

    Compressor

    C

    EVAPORATOR

    9

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    DX & VRF Products Range

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    Ceiling SuspendedUnits

    Cassette Splits

    Ducted Split Units

    Water CooledPackaged Units

    DX & VRF Products Range

    TOSHIBASuper Modular Multi

    System (SMMS)

    Hi Wall / Inverter Units

    http://www.carrier.utc.com/connections/100_anniversary/story.html
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    38VTA

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    AIR HANDLING UNIT (AHU)

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    Fan Coil Units

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    19XR

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    23XRV

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    30GX

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    30HX

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    30HZ

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    30RA

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    30RB

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    30XA

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    RECIPROCATING COMPRESSOR

    OPERATION

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    RECIPROCATING COMPRESSORS

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    06D 06E

    5F/H

    05G 05K

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    Suction Cut-OffUnloading

    Consistent unloading

    Strateg ic Desig nP i i l

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    Consistent unloading Efficient unloading

    Suction Gas Cooling Lower internal operating temps

    Contoured Pistons Increased volumetric efficiencies

    Bi-direction Oil Pump Increased volume 50% for HFCs All models down to 2-hp

    Oil Pressure

    Regulator Reduces system oil circulation All models down to 2-hp

    Large Oil Sump Reduces nuisance oil trips

    Pr inc ip les

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    Compressors

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    Compressors 2 sizes

    20 or 25 Tons capacity Best performance in its class

    COP of up to 3.37 Only one moving part:

    rotor/crank/scroll assembly Improved Compressor Efficiency

    Smaller scroll set Reduced gas friction losses

    Compressors

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    Compressors

    Smallercounterweights

    Thicker top cover

    New internal

    pressure reliefvalve

    Thicker shell

    Smaller scroll set

    New lower cover

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    23XRV

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