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CWC
CHILLEDWATERCASSETTEFANCOIL
ChilledWaterCassetteFanCoil
UnsurpassedflexibilityandqualityThechilledwatercassetteisdesignedtooptimiseenergyefficiencyandairdistributionperformance.Itcombinesunsurpassed
flexibilityandqualitywithquietoperationandeffectivecontrol.
ImprovedcomfortTheCWCchilledwatercassetteprovidesaversatilesolution
forawiderangeofcommercial,retailandleisure
applicationswheremaintainingcomfortabletemperature
controloftheenvironmentisessential.Withadiverse
choiceofoptionsintermsofheating,coolingandairflow,
theoptimummodelcanbeselected.
UnobtrusivedesignAneat,compactunit,thecassetteisbothsmartand
unobtrusive.Thesmallersizedmodelmeasuresjust
600mmsquareandwillfitintothespaceofastandard
ceilingtile.Theelegantairinletgrilleblendsaestheticallywith
anyroomdecor.ThelowprofileCWCislightandeasyto
install.Thesmallchassisfitsnearlywithstandardceilingtiles
andissimpletoinstallwhereveritisneeded.
EvenairdistributionthroughouttheroomThespecialdesignofthediffuserensuresrapidblendingof
thesupplyandroomair.Conditionedairisdirectedalong
theceilingthenevenlydistributedthroughouttheroom.
Returnairentersthecassetteunitthroughalargegrille.Itis
thencleanedbyaneasilyremovable,washablesynthetic
filter,treatedandrecirculated.
ServiceabilityAllthekeycomponents(motor,fans,drainpump)are
accessiblefromthebottombysimplyremovingthegrille.
Thesecomponentscanberemovedwithoutdisturbingthe
othercomponentsoranysurroundingceilingtiles.
Leadingreferences:BTSports
Cineworld
JohnLewis
Partnership
SuperdryStores
UniversityofBristol
ChilledWaterCassetteFanCoil
VariousheatsourcesThechilledwatercassetteisavailableinthreeversions:
Chilledwatercoolingonly
Chilledwatercoolingwithelectricheating
Chilledwatercoolingwithhotwaterheating
Allunitshaveconnectionsforfreshairductsthatconsiderablyimproveindoorquality.
ApplicationsThechilledwatercassetteoffersamodernsolutionforawidevarietyofsmallandmedium-
sizedcommercialandresidentialapplications.Itisideallysuitedforlargeoffices,shops,
restaurantsandbars,hotelreceptions,meetingrooms,banks,laboratories,showrooms,etc.
QuietoperationTheCWCisavailableinsixsizessuitableforawiderangeofapplications,withairflowsfrom
100to443l/s.Theunitsofferanultra-low-noisesolutionforapplicationswherealownoise
levelisthemostimportantselectioncriteria.
Benefits-Lowenergyconsumption
-Improvedcomfort
-Unobtrusivedesign
-Evenairdistribution
-Quietoperation
-Highserviceability
-Suitableforvariousheatingsources
TM-2140-0000 TM-2160-0005 TM-2160-0007 RS-1180-0007
CWCcontrol
ControlsBasiccontrolWiththisoptionathree-speedswitchissuppliedinaseparatecontrolsboxwitha‘flyinglead’
toallowelectricalconnectionstobemadetothechilledwatercassetteunitonsite.Controlof
thecoolingand/orheatingcoilsistobeprovidedbyothers.Thisoptionisnotavailablewith
electricheating.
AdvancedcontrolThisoptionprovidesaconfigurableJohnsonTUC03terminalunitcontrollerwhichisdesigned
specificallytoprovidedirectdigitalcontroloftheunitfanspeedsandthecoolingand/or
heatingcoils.Communicationoptionsareavailabletoenablethecontrollertobeintegrated
intoanN2OpenorBACnet®networkofabuildingautomationsystem.
Suppliedasstandardwiththisoptionare:
Unitcontrollersuppliedinaseparatecontrolsboxwitha‘flyinglead’toallowcontrollerto
beconnectedtothechilledwatercassetteunitonsite.
4-wayvalvesandactuatorsforfittingandwiringonsite.
Wallmountedtemperaturesensor,typeTM-2140-0000
Whenitispreferabletouseadifferentmeasuringdevice,toofferadegreeofcontrolforthe
roomoccupiertosetandadjust,thefollowingoptionsareavailable(allsensorsaresupplied
separately):
Description Itemcode Localfanspeedadjustment
Adjustabletemp.dial
Wallmountedsensoronly TM-2140-0000 No NoWallmountedsensorandadjuster TM-2160-0005 No ±3°CWallsensor,adjusterandfanspeedcontrol
TM-2160-0007 3-speedfanoverride ±3°C
Wallsensor,adjusterandfanspeedcontrolwithLCDdisplay
RS-1180-0007 3-speedfanoverride ±3°C
CWCpossibilities&specifications
Asuitablesolutionforeverysituation Possibilities:
Designedtofitwithintypicalsuspendedceilinggrid
Sixmodelsizes
AC&ECfanmotoroptions
Twophysicalsizes-nominally600mmx600mmor
900mmx900mmand300mmdeep
Twocontroloptions:basicandadvanced
Undertypicaloperatingconditionsupto4kWsensible
cooling,11kWwaterheatingor3kWelectricheating
Fourwayairdistribution,viapurposedesignedgrille
Fittedwithcondensateliftpumpandwashablefilter
Accesstoallcomponentsfromunderneath
Heatsource:Electric
Water:coolingonlyorcooling/heating(twoorfour-pipe)
FreshairinletoptionThefreshairflowmustbelessthan10%ofthetotalairflowtoavoidoperatingproblemsandexcessivenoise.Thefreshairis
notconditionedbytheCWCunit.
SupplyofconditionedairducttoanadjacentroomThisoptionallowssupplyofasmallamountofconditionedairtoaroomlocatedclosetothecassettethroughanairduct
(customer-supplied).Ifthisoptionisused,theoutletgrillecorrespondingtotheductpositionmustbeclosed,usingtheairsupply
outletobstructionkitavailable.Thekitcannotbeusedinunitsequippedwithelectricheater.Ductlengthsshouldbeminimal.
DrainpumpThehighperformanceautonomouscondensatedrainpumpisencasedinaspecialsound-insulatingmaterialforimprovedfast
andquietcondensateremoval.
ControlboxAllunitsareequippedwithacontrolboxcontainingtheterminalblocks.Theboxispositionedontheoutsideoftheunit.The
additionalbasicoradvancedcontrolsboxissuppliedloose.
FilterThestandardfilterfortherangehasapleatedfiltersurface,resultingina87%largersurfacethanaconventionalfilter.Theair
flowperunitareaislower,resultinginlowerpressuredropandreducednoiselevel.Furthermoretheaverageintervalbetween
filtercleaningisthreetimeslongerthanstandardfilters.ThefiltermaterialispolypropyleneandthegradeisEU1.
CWCtechnicaldata
CWCelectric&waterunitsCoolingonly
ModelType/Code CWC-004-2P* CWC-008-2P* CWC-010-2P* CWC-012-2P* CWC-016-2P* CWC-020-2P*(*addsuffixforACorECtypemotorsasrequired)
Speed-Motortype *=AC 1/2/3Speed-Motortype *=EC 2v/6v/10vAirVolume l/s 100/125/183 89/140/204 134/173/249 147/199/271 139/229/321 166/299/443TotalCooling kW 0.94/1.09/1.53 1.34/2.09/2.95 1.95/2.52/3.45 2.35/3.19/4.42 2.58/3.85/5.13 2.91/4.75/6.33SensibleCooling kW 0.88/1.02/1.42 1.05/1.63/2.31 1.55/2.00/2.74 1.92/2.60/3.56 1.97/3.01/4.04 2.22/3.68/4.90LPHWHeating kW n/aNoiseRating NR 18/23/33 18/30/38 28/34/43 20/26/33 23/32/39 26/38/45PowerInput-AC* W 58 54 94 63 85 123PowerInput-EC* W 23 33 57 25 46 115Current-AC* A 0,27 0,24 0,41 0.30 0,46 0,63Current-EC* A 0,19 0,27 0,46 0,23 0.40 0,89Grillesize mm 720x720 960x960Weight kg 18 20 20 42 45 45
Coolingonlywithelectricalheating
ModelType/Code CWC-004-2PE* CWC-008-2PE* CWC-010-2PE* CWC-012-2PE* CWC-016-2PE* CWC-020-2PE*(*addsuffixforACorECtypemotorsasrequired)
ElectricHeating kW 1,5 2,5 2,5 3 3 3CurrentInput A 5,9 9,4 9,4 11,3 11,3 11,3
(Onlyavailablewhencombinedwithadvancedcontrolpackage)
Heating&Cooling
ModelType/Code CWC-004-4P* CWC-008-4P* CWC-010-4P* CWC-016-4P* CWC-020-4P*(*addsuffixforACorECtypemotorsasrequired)
Speed-Motortype *=AC 1/2/3Speed-Motortype *=EC 2v/6v/10vAirVolume l/s 100/125/183 89/140/204 134/173/249 139/229/321 166/299/443TotalCooling kW 1.01/1.14/1.54 1.40/1.88/2.49 1.51/2.02/2.61 1.84/3.41/4.66 2.41/4.85/5.73SensibleCooling kW 0.93/1.08/1.45 1.10/1.51/2.02 1.37/1.78/2.33 1.59/2.78/3.79 2.01/3.83/4.66LPHWHeating kW 1.24/1.44/1.90 3.60/5.10/6.37 5.00/5.80/6/80 6.00/8.90/11.50 7.30/11.50/16.00NoiseRating NR 18/23/33 19/31/40 28/34/43 23/32/39 26/38/45PowerInput-AC* W 58 54 94 85 123PowerInput-EC* W 23 32 57 46 115Current-AC* A 0,27 0,24 0,41 0,46 0,63Current-EC* A 0,19 0,29 0,46 0.40 0,89Grillesize mm 720x720 960x960Weight kg 18 20 20 45 45
-Chilledwatercoolingbasedon7/12°C,withairentry23°Cdb/17°Cwb-LPHWheatingbasedon70/60°C,withairentry20°C-NRvaluesbasedonanhypotheticalsoundattenutaionfortheroomof-9dB(A)
CWCdimensionalsketch
CWCelectric&water
A B C D E F G HCWC004/008/010 569 298 400 720 515 550 40 40CWC012/016/020 822 302 620 960 812 595 40 74
HeatingandcoolingconnectionsThecoolingandheatingcoilsareintegrated(factory-mounted)intheunit.
Thesmallersizedunitshave3/4"diametercoolingpipeconnectionsand1/2"diameter
heatingpipeconnections.
Thelargersizedunitshave1"diametercoolingpipeconnectionsand3/4"diameter
heatingpipeconnections.
BiddleAirSystemsLimitedSt.Mary’sRoad,Nuneaton
WarwickshireCV115AU
T+44(0)2476384233
Esales@biddle-air.co.uk
Iwww.biddle-air.co.uk
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