CWTFLUID CHILLERS

2 TO 35 TONS

The CWT Series is designed specifically to meet industrial and commercial process cooling requirements. Theseunitsprovidereliablecontrolofthechilledfluidtemperaturewhiledeliveringexceptionalenergysavings.

Allair-cooledmodelsareequippedwithvariable-speedfansandaresuitableforoutdoorinstallation.

TheCWTSeriesconsistsof14modelswithcoolingcapacitiesfrom2to35tons.(1)

(1) Capacityvarieswithoperatingconditions.Seetechnicaldatatableforcapacityatstandardratingpointorcontactfactoryforalternateconditions.

CWT

STANDARD FEATURES, OPTIONS, AND ACCESSORIES

FEATURE MODEL CWT: 010-020 030 038-130

IntegralCirculationPump,45PSI S S S

InsulatedCarbonSteelPressurizedTank S S S

ThreadedFluidConnections S S S

Variable-SpeedCondenserFans S S S

FluidPressureGauge S S S

RefrigerantPressureGauges S S S

LowFluidFlowProtection S S S

EnvironmentallyFriendlyR410ARefrigerant S S S

High-EfficiencyRefrigerantCompressor S S S

CompressorCrankcaseHeaters S S S

MultipleRefrigerantCompressors X S S

StainlessSteelBrazedPlateEvaporator S S S

WashableStainlessSteelCondenserFilters S S S

CondenserWindBaffles O O O

Electro-CoatedCondenser O O O

Non-FerrousFluidCircuit O O O

AlternatePressurePump O O O

DuplexPumps X X O

UnpressurizedTank(StainlessorCarbonSteel) O O O

AdjustableFluidBypass O O O

MountingFeet O O O

WheelKit O O O

RemoteControlPanel O O O

Key: S=Standard,O=Optional,X=Notavailable

CHILLER TECHNICAL DATA Model CWT 010 CWT 015 CWT 018 CWT 020 CWT 030 CWT 038 CWT 040 CWT 045 CWT 055 CWT 065 CWT 075 CWT 090 CWT 110 CWT 130

PowerSupply [V/Ph/Hz] 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60

CoolingCapacity(1) [tons] 1.7 2.7 3.6 4.3 5.3 7.4 8.9 8.4 10.6 12.6 14.3 17.5 21.6 26.1

FluidFlowRate [gal/min] 4 7 9 10 13 18 21 20 25 30 34 42 52 63

P3Pump(StandardPressure) [psig] 65 58 65 64 62 65 64 57 56 56 55 53 63 63

P5Pump(HighPressure) [psig] 99 88 100 97 94 100 97 89 87 86 84 80 --- ---

P2Pump(LowPressure) [psig] --- --- --- --- --- --- --- --- --- --- --- --- --- ---

RefrigerantType --- R410A R410A R410A R410A R410A R410A R410A R410A R410A R410A R410A R410A R410A R410A

CompressorType --- Rotary Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll

NumberofCompressors --- 1 1 1 1 2 2 2 3 3 3 4 4 4 6

NumberofRefrigerantCircuits --- 1 1 1 1 1 1 1 1 1 1 2 2 2 2

EvaporatorType --- BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate

CondenserType --- Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel

ElectricalEnclosureRating(2) --- IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44

SoundPressureLevel(3) [dbA] 43 43 50 50 50 53 53 53 50 50 59 59 52 52

TankCapacity [gal] 25 25 25 25 25 36 36 36 36 36 54 54 54 54

FluidConnectionType --- NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F)

FluidConnectionSize [inch] 1 1 1 1 1 11/2 11/2 11/2 11/2 11/2 2 2 2 2

Width [inch] 26.1 26.1 26.1 26.1 26.1 29.6 29.6 32.8 32.8 32.8 43.7 43.7 47.6 47.6

Depth(4) [inch] 39.2 39.2 51.4 51.4 51.4 64.4 64.4 72.8 72.8 72.8 79.7 79.7 87.8 87.8

Height [inch] 52.6 52.6 56.2 56.2 56.2 60.4 60.4 66.9 66.9 66.9 74.8 74.8 88.8 88.8

Weight(withemptytank) [lb] 474 573 584 606 717 882 904 1102 1102 1135 1587 1698 2161 2205

Weight(withfulltank) [lb] 683 783 794 816 926 1179 1201 1400 1400 1433 2039 2149 2612 2656

(1) Ratingpoint:95°FAmbient,55°FFluidinlet,45°FFluidoutlet,0%Glycol.Contactfactoryforcapacityatalternateoperatingconditions.(2) IP40:Indoor,IP44:Outdoor(3) Measuredat10m(33ft)infreefield.(4) ForModelsCWT010toCWT065,add11.8-inchtoDepthifequippedwithoptionalAtmosphericTank.

REFRIGERATION CIRCUIT > Manufacturedwithhigh-qualitymaterialsfollowingrigorousbrazing

proceduresandconformingtointernationalstandards(PED97/23/EC)

> EnvironmentallyfriendlyR410Arefrigerant

> Refrigerantsightglasswithmoistureindicatorandfilter-dryer

> Externallyequalizedthermostaticexpansionvalve

> Highpressureswitchandlowpressuretransducer

> Highandlowpressuregauges

> Highandlowpressureaccessfittingsformaintenanceandtroubleshooting

> Multi-compressorunitsincludedischargecheckvalves

COMPRESSOR> Multiplecompressors(CWT030&up)forenergyefficiencyand

lowstartingcurrent

> Rotary(CWT010)andscrollcompressorschosenforreliabilityandefficiency

> Mountedonrubberisolatorsfornoisereduction

> Scrollcompressorsareespeciallyquietandcanhandleliquidreturnwithoutdamage

> Protectedagainstreverserotationbyanelectronicphasemonitor

> Crankcaseheaterpreventsliquidsluggingonstart-up

EVAPORATOR> Stainlesssteel,brazedplateevaporatorsarecompactandhighlyefficient

> Evaporatorsareprotectedagainstfreezingbythemicroprocessorcontroller

CONDENSER> Microchanneldesigniscompactandhighlyefficient

> All-aluminumconstructioneliminatestheriskofgalvaniccorrosion

> Cleanable,stainlesssteelairfilter

> Optionalepoxy-coatingforcorrosionresistance,eveninaggressiveenvironments

> Condenserfanmotorincludesinternal,self-resettingthermalprotector

> Variable-speedfanallowsoperationoverawideambienttemperaturerange

FLUID CIRCUIT> Standardcarbonsteel(pressurized)tankisthermallyinsulated

> Tankequippedwithexpansionvessel,safetyvalve,automaticventvalve,anddrainvalve

> Optionalatmospheric(unpressurized)tank

> Stainlesssteel,thermallyinsulatedpump

> Optionalautomaticbypassprotectspumpfromdamageiffluidcircuitisblocked

> Fluiddifferentialpressureswitchprotectsagainstlow-flowcondition

> InletYstrainer

> Fluidpressuregauge(pumpdischarge)

> Abilitytouseglycolmixturesupto50%

CHILLER TECHNICAL DATA Model CWT 010 CWT 015 CWT 018 CWT 020 CWT 030 CWT 038 CWT 040 CWT 045 CWT 055 CWT 065 CWT 075 CWT 090 CWT 110 CWT 130

PowerSupply [V/Ph/Hz] 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60 460/3/60

CoolingCapacity(1) [tons] 1.7 2.7 3.6 4.3 5.3 7.4 8.9 8.4 10.6 12.6 14.3 17.5 21.6 26.1

FluidFlowRate [gal/min] 4 7 9 10 13 18 21 20 25 30 34 42 52 63

P3Pump(StandardPressure) [psig] 65 58 65 64 62 65 64 57 56 56 55 53 63 63

P5Pump(HighPressure) [psig] 99 88 100 97 94 100 97 89 87 86 84 80 --- ---

P2Pump(LowPressure) [psig] --- --- --- --- --- --- --- --- --- --- --- --- --- ---

RefrigerantType --- R410A R410A R410A R410A R410A R410A R410A R410A R410A R410A R410A R410A R410A R410A

CompressorType --- Rotary Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll

NumberofCompressors --- 1 1 1 1 2 2 2 3 3 3 4 4 4 6

NumberofRefrigerantCircuits --- 1 1 1 1 1 1 1 1 1 1 2 2 2 2

EvaporatorType --- BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate BrazedPlate

CondenserType --- Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel Microchannel

ElectricalEnclosureRating(2) --- IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44 IP44

SoundPressureLevel(3) [dbA] 43 43 50 50 50 53 53 53 50 50 59 59 52 52

TankCapacity [gal] 25 25 25 25 25 36 36 36 36 36 54 54 54 54

FluidConnectionType --- NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F) NPT(F)

FluidConnectionSize [inch] 1 1 1 1 1 11/2 11/2 11/2 11/2 11/2 2 2 2 2

Width [inch] 26.1 26.1 26.1 26.1 26.1 29.6 29.6 32.8 32.8 32.8 43.7 43.7 47.6 47.6

Depth(4) [inch] 39.2 39.2 51.4 51.4 51.4 64.4 64.4 72.8 72.8 72.8 79.7 79.7 87.8 87.8

Height [inch] 52.6 52.6 56.2 56.2 56.2 60.4 60.4 66.9 66.9 66.9 74.8 74.8 88.8 88.8

Weight(withemptytank) [lb] 474 573 584 606 717 882 904 1102 1102 1135 1587 1698 2161 2205

Weight(withfulltank) [lb] 683 783 794 816 926 1179 1201 1400 1400 1433 2039 2149 2612 2656

chasechillers.comSpecificationssubjecttochangewithoutnotice.

ELECTRICAL PANEL> Manufacturedincompliancewithinternationalstandards

(EN60204)usingUL-recognizedcomponents

> Electricalcabinetconstructedofpowder-coatedgalvanizedsteel

> Disconnectswitchwithdoorlockpreventsaccesstopanelwhenenergized

MICROPROCESSOR CONTROLLER> Optimizesunitperformanceandmaintainsfluidtemperature

> Controlsanddisplaysthefluidtemperature

> Turnsthecompressor(s)onandoffwhileprotectingagainstshortcycling

> Turnsthepump(s)onandoff;equalizespumpoperatingtimes(doublepumpmodels)

> Regulatescondenserfanspeed

> Implementsemergencycapacitycontrol(formulti-compressorunits)ifambientorfluidtemperatureexceedsoperatinglimits

> Protectedbyawatertightcover

> Displayskeyoperatingparametersandthefollowingalarmconditions

> Highandlowrefrigerantpressure

> Lowfluiddifferentialpressure

> Incorrectphasesequence

> Compressor,pump,orfanmotorprotectortripped

> Temperatureorpressureprobefailure

> Highfluidtemperature

> Evaporatoranti-freeze

> Optionalremotecontrolpanel

UNIT CONSTRUCTION AND MAINTENANCE > Cabinetframeandpanelsarepowder-coatedandsuitableforoutdoor

installation

> Panelsareeasilyremoved,providingconvenientaccessformaintenanceandrepair

> Allfastenersarestainlessorzinc-platedsteelforcorrosionresistance

> ProtectiontoIP44standardonallmodels;suitableforoutdoorinstallation

> Wheelkitsandfeetareavailableforallmodels

> Designedforeaseofoperationandmaintenance

FACTORY TESTING OF EVERY CWT UNIT> Pressurizationandheliumleakdetectionofrefrigerationcircuit

> Pressurizationandleaktestingoffluidcircuit

> Chillerperformanceandpowerconsumptionatfullload

> Properoperationofallcontrols,safetydevices,andalarms

> Electricaltestsaccordingtointernationalstandards(EN60204)

chasechillers.comCHASECOOLINGSYSTEMS370MeadowlandsBoulevardWashington,PA15301(724)746-7066(724)746-8500Fax

ADDITIONAL PRODUCTS AND SERVICES FROM CHASE COOLING SYSTEMS

QBE CWBFLUID CHILLERS

0.6 TO 7 TONSFLUID CHILLERS28 TO 150 TONS

REMOTE MONITORING

HEAT TRANSFER FLUIDS & CHEMICALS

DRY COOLERS

FILTERS & STRAINERS

PUMPS & PUMP SKIDS

HEAT EXCHANGERS

CWE/HWEFLUID CHILLERS AND HEAT PUMPS

3 TO 40 TONS