Contents i
INSTALLATION MANUAL
DXC18C2AN1
DXC24C2AN1
DXC36C2AN1
DXC48C2AN1
DXC60C2AN1
COMPACT VERTICAL AIR HANDLER
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www.innovair.com
1.Installthisairhandleronlyinalocationandpositionasspecifiedin
thisinstruction.
2.Alwaysinstalltheairhandlertooperatewithintheairhandler's
intendedtemperatureriserange.Onlyconnecttheairhandlertoa
ductsystemwhichhasanexternalstaticpressurewithintheallow-
ablerange,asspecifiedontheairhandlerratingplate.
SAFETY
Thisisasafetyalertsymbol.Whenyouseethissymbolonlab-
elsorinmanuals,bealerttothepotentialforpersonalinjury.
Understandandpayparticularattentiontothesignalwords,
,or. DANGER
WARNINGCAUTION
DANGER
willresultindeathorseriousinjury
indicatesanimminentlyhazardoussituation,which,ifnot
avoided,.
WARNING
couldresultindeathorseriousinjury
indicatesapotentiallyhazardoussituation,which,ifnot
avoided,.
CAUTION
mayresultinminorormoderateinjury
indicatesapotentiallyhazardoussituation,which,ifnot
avoided,.Itisalsousedto
alertagainstunsafepracticesandhazardsinvolvingonlyproperty
damage.
Improperinstallationmaycreateaconditionwheretheoperationof
theproductcouldcausepersonalinjuryorpropertydamage.
Improperinstallation,adjustment,alteration,serviceormainte-
nancecancauseinjuryorpropertydamage.Refertothismanual
forassistanceorforadditionalinformation,consultaqualifiedcon-
tractor,installerorserviceagency.
WARNING
Thisproductmustbeinstalledinstrictcompliancewiththeenclos-
edinstallationinstructionsandanyapplicablelocal,state,
andnationalcodesincluding,butnotlimitedtobuilding,electrical,
andmechanicalcodes.
CAUTION
Failuretofollowthesafetywarningsexactlycouldresultinserious
injury,deathorpropertydamage.
Afireorelectricalhazardmayresultcausingpropertydamage.per-
sonalinjuryorlossoflife.
DANGER
INDOOR SPLIT-SYSTEMUNIT
MODELS:DXC SERIES
1.5TO5TONS
SAFETY..............................................................................................1
SAFETYREQUIREMENTS..................................................1.
GENERALINFORMATION....................................................2
INSPECTION.......................................................................2
CLEARANCES....................................................................2
COILASSEMBLY.................................................................6
MAINTENANCE...................................................................6
WIRE.......................................................................................6
LEDDISPLAY......................................................................................7
CONTENTS
LOCATION..........................................................................2
ACCESSORIES.........................................................2.........
DUCTCONNECTIONS.........................................................4
ORIFICEINSTALLATION......................................................5
OPERATINGTEMPERATURE...............................................2
DRAINCONNECTIONS........................................................4
REFRIGERANTLINECONNECTION...................................5
.
CLEANINGTHEAIRFILTER................................................5
3.Whenaairhandlerisinstalledsothatsupplyductscarryaircircu-
latedbytheairhandlertoareasoutsidethespacecontainingthe
airhandier,thereturnairshallalsobehandledbyduct(s)Sealedto
theairhandlercasingandterminatingoutsidethespacecontaining
theairhandler.
1
4.Thesizeoftheunitshouldbebasedonanacceptableheatloss
calculationforthestructure.ACCA,ManualJorotherapproved
methodsmaybeused.
3.Provideclearancesfromcombustiblematerialsaslistedunder
ClearancestoCombustibles.
SAFETYREQUIREMENTS
1Thisairhandlershouldbeinstalledinaccordancewithallnational
andlocalbuilding/safetycodesandrequirements,localplumbing
orwastewatercodes,andotherapplicablecodes.
2Refertotheunitratingplatefortheairhandlermodelnumber,
andthenseethedimensionspageofthisinstructionforsupplyair
plenumdimensionsinFigure2.Theplenummustbeinstalled
accordingtotheinstructions.
.
.
TEMPERATURESENSOR...............................................................7.
OPERATIONALFAULTCODES.............................................7
ELECTRICWIRINGGAUGE..........................7COOLINGONLY ELECTRICWIRINGGAUGE.......................8
COOLING&HEATING
Thisappliancecanbeusedbychildrenagedfrom8yearsandabove
andpersonswithreducedphysical,sensoryormentalcapabilities
orlackofexperienceandknowledgeiftheyhavebeengiven
supervisionorinstructionconcerninguseoftheapplianceinasafe
wayandunderstandthehazardsinvolved.Childrenshallnotplay
withtheappliance.Cleaningandusermaintenanceshallnotbe
madebychildrenwithoutsupervision.
Thisapplianceisnotintendedforusebypersons(including
children)withreducedphysical,sensoryormentalcapabilities,
orlackofexperienceandknowledge,unlesstheyhavebeen
givensupervisionorinstructionconcerninguseoftheappliance
byapersonresponsiblefortheirsafety.
Childrenshouldbesupervisedtoensurethattheydonotplaywith
theappliance.
Ifthesupplycordisdamaged,itmustbereplacedbythe
manufacturer,itsserviceagentorsimilarlyqualifiedpersonsin
ordertoavoidahazard.
Theapplianceshallbeinstalledinaccordancewithnationalwiring
regulations.
Donotoperateyourairconditionerinawetroomsuchasa
bathroomorlaundryroom.
Anall-poledisconnectiondevicewhichhasatleast3mm
clearancesinallpoles,andhavealeakagecurrentthatmay
exceed10mA,theresidualcurrentdevice(RCD)havingarated
residualoperatingcurrentnotexceeding30mA,anddisconnection
mustbeincorporatedinthefixedwiringinaccordancewiththe
wiringrules.
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A.Refrigerantpipingandconnectionsarelocatedinthefront.
B.Maintenanceandservicingthroughthefrontoraccesssideof
unitwithbothsidesandrearofunithavingzeroinchclearance.
C.Condensatedrainlinesareconnectedinthefront(clearoffilter).
D.Filterremoval.
E.Whennoelectricheatisused,theunitaswellasallductwork
andplenumaredesignedforzeroclearancetocombustible
materials.
GENERALINFORMATION
ThisModularAirHandlerprovidestheflexibilityforinstallationinany
Upfloworhorizontalapplication,.Thedirectdrivemotors
provideaselectionofairvolumetomatchanyapplication.
SeeFigures1
Theunitcanbepositionedforbottomreturnairintheupflowposition,
leftreturninthehorizontalposition.
TopandsidepowerwiringandcontrolWiring,accessiblescrewtermi-
nalsforcontrolwiringallcombinetomaketheinstallationeasy,and
minimizeinstallationcost.
NOTE: Whenthecoilisinstalledinadraw-thruapplication,itisre-
commendedtotraptheprimaryandsecondarydrainline.If
thesecondarydrainlineisnotused,itmustbecapped.
Thecoilisprovidedwithasecondarydrain,ttshouldbepipedtoa
locationthatwillgivetheoccupantavisualwarningthattheprimary
drainisclogged.Ifthesecondarydrainisnotuseditmustbecapped.
Whenanevaporatorcoilisinstalledinanatticoraboveafinished
ceiling,anauxiliarydrainpanshouldbeprovidedunderthecoilas
isspecifiedbymostlocalbuildingcodes.
Properelectricalsupplymustbeavailable.
8Clearancesmustalsobetakenintoconsideration,andprovided
forasfollows:
6.
7.
.
INSPECTION
Assoonasaunitisreceived,itshouldbeinspectedforpossibledam-
ageduringtransit.Also,beforeinstallationtheunitshouldbechecked
forscrewsorbolts,whichmayhaveloosenedintransit.Thereareno
shippingorspacerbracketswhichneedtoberemoved.
Alsochecktobesureallaccessoriesandcoilsareavailable,installa-
tionoftheseaccessoriesorfieldconversionoftheunitshouldbeac-
complishedbeforesettingtheunitinplaceorconnectinganywiring,
electricheat,ductsorpiping.
CLEARANCES
1.
2.
3.
.
Refrigerantpipingandconnections-minimum12"recommended.
Maintenanceandservicingaccess-minimum36"fromfrontof
unitrecommendedforblowermotor/coilreplacement.
Condensatedrainline.
4Filterremoval-minimum36"recommended.
LOCATION
ACCESSORIES
Pleasecheckwhetherthefollowingfittingsareoffullscope.Ifthere
aresomesparefittings,pleaserestorethemcarefully.
1.
2.
3.
.
.
Locationisusuallypredetermined.Checkwithowner'sordealer'sin-
stallationplans,iflocationhasnotbeendecided,considerthefollow-
inginchoosingasuitablelocation.
Selectalocationwithadequatestructuralsupport,spaceforser-
viceaccess,clearanceorairreturnandsupplyductconnections.
Usehangingbracketstowaftmountunitasshownbelow.
Normaloperatingsoundlevelsmaybeobjectionableiftheair
handlerisplaceddirectlyoversomeroomssuchasbedrooms,
study,etc.
4Precautionsshouldbetakentolocatetheunitandductworkso
thatsupplyairdoesnotshortcircuittothereturnair.
5Selectalocationthatwillpermitinstallationofcondensatelineto
anopendrain.
2
NO. PartName Quantity Illustrations
Sealring
Drainjoint
1
2
2
2
4Provideclearancesforservicingensuringthatserviceaccessis
allowedforboththeburnersandblower.
5Thisairhandlerisnotapprovedforinstallationintrailersorrecre-
ationalvehicles.
6Failuretocarefullyreadandfollowallinstructionsinthismanual
canresultinairhandlermalfunction,death,personalinjuryand/or
propertydamage.
7Checktheratingplateandpowersupplytobesurethattheelec-
tricalcharacteristicsmatch.
8Airhandlershallbeinstalledsotheelectricalcomponentsare
protectedfromwater.
9Theseinstructionscoverminimumrequirementsandconformto
existingnationalstandardsandsafetycodes,insomeinstances
theseinstructionsexceedcertainlocalcodesandordinances,
especiallythosewhohavenotkeptupwithchangingresidential
andnon-HUDmodularhomeconstructionpractices.Theseinstru-
ctionsarerequiredasaminimumforasafeinstallation.
.
.
.
.
.
.
Mode
Coolingoperation Heatingoperation Dryingoperation
Temperature
1.Ifairconditionerisusedoutsideoftheaboveconditions,certainsafetyprotection
featuresmaycomeintooperationandcausetheunittofunctionabnormally.
2.Roomrelativehumiditylessthan80%.Iftheairconditioneroperatesinexcessofthis
figure,thesurfaceoftheairconditionermayattractcondensation.Pleasesetsthevertical
airflowlouvertoitsmaximumangle(verticallytothefloor),andsetHIGHfanmode.
3.Optimumperformancewillbeachievedwithintheseoperatingtemperature.
Roomtemperature
Outdoortemperature
17C~32C(62F~90F)
oooo 0C~30C(32F~86F)
oooo
17C~32C(62F~90F)
oooo
CAUTION:
OPERATINGTEMPERATURE
18C~43C(64F~109F)
oooo
-7C~43C(20F~109F):
oooo
18C~52C(64F~126F):
oooo
-7C~24C(20F~76F)
oooo
18C~43C(64F~109F)
oooo
18C~52C(64F~126F):
oooo
Forspecialtropicalmodels
Forthemodelswithlow
temperaturecoolingsystem
Forspecialtropicalmodels
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FIGURE2:PlenumClearances
FIGURE3:DimensionsandDuctSizes
FLEXIBLE
DUCTCOLLAR
MINIMUMCLEARANCE
OF1ALLSIDES
″
3
′
3
UPFLOW HORIZON
FIGURE 1:TypicalApplicationswithDXC Multi-PositionCoils
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UPHANDDISCHARGE
RIGHTHANDDISCHARGE
INSTALLATIONNOTES:
1.Whenuphanddischarge,howtotraporplug
alldrainsisseetheleftFigure.
2.Whenrighthanddischarge,howtotraporplug
alldrainsisseethetopFigure.
3.Theseal-plugsaresuppliedasaccessories,and
bescrewedtightlyonlywithhand.
FIGURE4:Drainconnection
DUCTCONNECTIONS
Airsupplyandreturnmaybehandledinoneofseveralwaysbest
suitedtotheinstallation(SeeFigure3andtable1fordimensionsfor
ductinletandoutletconnections).
Thevastmajorityofproblemsencounteredwithcombinationcooling
systemscanbelinkedtoimproperlydesignedorinstalledductsystems,
itisthereforehighlyimportanttothesuccessofaninstallationthatthe
ductsystembeproperlydesignedandinstalled.
Useflexibleductcollarstominimizethetransmissionofvibration/noise
intotheconditionedspace.
Wherereturnairductisshort,orwheresoundisliabletobeaproblem,
soundabsorbingglassfibershouldbeusedinsidetheduct.Insulation
ofductworkisamustwhereitrunsthroughanuncooledspaceduring
thecoolingseason.Theuseofavaporbarrierisrecommendedtopre-
matchunitopening.Allductsshouldbesuspendedusingflexiblehang-
ersandneverfasteneddirectlytothestructure.Thisunitisnotdesign-
edfornon-ducted(freeblow)applications.
Ductworkshouldbefabricatedandinstalledinaccordancewithlocal
and/ornationalcodes.
Ventabsorptionofmoisturefromthesurroundingairintotheinsulation.
Thesupplyairductshouldbeproperlysizedbyuseofatransitionto
DRAINCONNECTIONS
Alldrainlinesshouldbetrappedaminimumofthreeinches,
shouldbepitchedawayfromunitdrainpanandshouldbeno
smallerthanthecoildrainconnection.
Drainconnectionshouldbehand-tightened,plusnomorethan
1/16turn.
CAUTION
4
Capacity
(Btu/h) Dimensions(mm)
A(Height) B(Depth) C(Width) DE
18000Btu/h
24000Btu/h
36000Btu/h
48000Btu/h
55000Btu/h
774
774
520
520
460
460
414
414
245
245
970
774 520 460 414 245
970 550
550 454
454 266
266
TABLE1:Dimensions
500
500
MODEL
18
24
36
48
60
PRIMARYDRAIN
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Horizontaldraincutoutinthecenteraccesspanelsnouldbe
removedbyusingautilityknife.DONOTTRYTOKNOCKOUT.
Routethedrainlinesothatitdoesnotinterferewithaccessibility
tothecoil,airhandlingsystemorfilterandwillnotbeexposed
tofreezingtemperatures.SeeFigures1,2and3.
NOTE:Whenthecoilisinstalledinanatticoraboveafinished
ceiling,anauxiliarydrainpanshouldbeprovidedunder
thecoilasisspecifiedbymostlocalbuildingcodes.
Coilsshouldbeinstalledlevelorpitchedslightlytowardthedrain
end.Suggestedpitchshouldnotexceed1/4inchperfootofcoil.
Thecoilisprovidedwithasecondarydrainthatshouldbetrapp-
edandpipedtoalocationthatwillgivetheoccupantavisualwa-
rningthattheprimarydrainisclogged.Ifthesecondarydrainis
notuseditmustbecapped.
CAUTION
ThedrainpanconnectionsaredesignedtoASTMStandardD
2466Schedule40.Use3/4"PVCorsteelthreadedpipe.Since
thedrainsarenotsubjecttoanypressureitisnotnecessaryto
useSchedule40pipefordrainlines.
Itisrecommendedthatalldrainconnectionsbesealedwithtef-
lontapeorequivalent.
ORIFICEINSTALLATION
Astandardorificeispreinstalledintheunitandismarkedonthe
unitdataplate.Refertotheoutdoorunitinstructionandapplica-
tiondatatodeterminetheproperorificerequiredforyourparti-
cularsystemcombinationandpipingconditions.
Iftheorificesizesmatch,nothingfurtherisrequiredandtherefri-
gerantlinesmaybeconnectedpertheoutdoorunitinstruction.
However,ifanotherorificeshouldbeused,changetheorificein
thecoilwiththefollowingprocedure:
Thisfittingisaright-handthread,turncounter-clockwiseto
remove.
1.Removetheliquidlinefittingusing3/4"wrenches,andremo-
vethepreinstalledorificewithasmalldiameterwireorpaper
clip.
2.Removetheneworificefromthepacketandverifythatitis
thecorrectnumberrequired.Installthisorificewiththeroun-
dedendtowardthecoilandtheflatendoutward.
3.Threadtheliquidlinefittingbackinplaceonthecoil.Tighten
thefittinghandtightandturnanadditionalI/8turntoseal.
CAUTION
5
Seetheoutdoorunitinstallationinstructionsfortheprocedureto
installfieldsuppliedtubingforsystemswithsweatfittings.
Connectlinesasfollows:
NOTE:Routetherefrigerantlinestothecoilinamannerthatwill
notobstructserviceaccesstothecoil,airhandlingsystemoror
filter.
1.Removingthe
2.Brazethesuctionlineand
3.Attach
4.Installsuppliedgrommetsonboththesuctionandliquidlines
tocompletetheairseat.
Linesshouldbesoundisolatedbyusingappropriatehangersor
strapping.Whenfieldsuppliedlinesareusedbesuretoinsulate
theliquidlineunderanyconditionswheretheambienttempera-
tureisgreaterthantheliquidlinetemperature.
bottomcover,pushupthefrontcoverofpipe.
theliquidline.Seefigure5.
thefrontcoverofpipetobottomcover,reattachthe
bottomcover.
REFRIGERANTLINECONNECTION
Usewrenchestoturnfittings.Usingplierswillcauseinter-
naldamagetothefitting.
NOTE:Thisprocedureshouldbedonewithin2minutestokeep
airandcontaminatesfromenteringthecoil.Iftheorifice
cannotbereplacedandthecoilresealedwithin2minutes,
thenitshouldbetemporarilyclosedtoairusingmasking
tape(shorttermdelay')orplugging/capping(longtermde-
lay).Thereisnoneedtopurgethecoilifthisprocedureis
donewithinthetimelimit.
4.Markthedataplatewiththeorificeinstalled.
CAUTION
1.Theairfiltercanpreventthedustorotherparticulatefromgoingins-
ide.Incaseofblockageofthefilter,theworkingefficiencyoftheair
conditionermaygreatlydecrease.Therefore,thefiltermustbeclea-
nedoncetwoweeksduringlongtimeusage.
2.Iftheairconditionerispositionedinadustplace,thecleaningfrequ-
encyoftheairfiltermustbeincreased.
3.Iftheaccumulateddustistooheavytobecleaned,pleasereplace
thefilterwithanewone(replaceableairfilterisanoptionalfitting).
CLEANINGTHEAIRFILTER
FIGURE4:ConnecttheRefrigerantLine
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6
1.TeardownthetwoboltssignedAandB,takedownthecoverforair
filter,seeinFigure6.
2.Holdtheedgeofthea
3.Cleantheairfilter(Vacuumcleanerorpurewatermaybeusedto
cleantheairfilter.Ifthedustaccumulationistooheavy,please
usesoftbrushandmilddetergenttocleanitanddryoutincoolpl-
ace).
irfilterandextractout.
4.Installtheinthereverseorderofstep1and2.airfilter
CAUTION
Donotdryouttheairfilterunderdirectsunshineorwithfire.
4.Duringthecoolingseasoncheckthecondensatedrainlinesto
besurethatcondensateisflowingfromtheprimarydrainbut
notfromthesecondarydrain,ifcondensateeverflowsfromthe
secondarydraintheunitshouldbepromptlyshutoffandthe
condensatepananddrainscleanedtoinsureafreeflowing
primarydrain.
1.Filtersmustbecleanedorreplacedwhentheybecomedirty.
Inspectatleastoncepermonth.Thefrequencyofcleaning
dependsuponthehoursofoperationandthelocalatmospheric
conditions.Cleanfilterskeepunitefficiencyhigh.
2.Ifthecoilneedstobecleanedorreplaced,itshouldbewashed
withCalgoncoiiclean(mixonepartCoilcleantosevenparts
water).Allowsolutiontoremainoncoilfor30minutesbefore
rinsingwithcleanwater.Solutionshouldnotbepermittedto
comeincontactwithpaintedsurfaces.
3.Thebearingsoftheblowermotorarepermanentlylubricated.
MAINTENANCE
THERMOSTAT
C1
N1
RED
BLACK
RED
YELLOW
GREEN
L1(C1)
N1
Y
R
GY
R
G
INDOORUNIT OUTDOORUNIT
1.Toavoidtheelectricshock,pleaselinktheairconditionerwiththe
ground.Theplugintheairconditionerhasjoinedthegroundwiring,
pleasedon'tchangeitfreely.
2.Thepowersocketisusedastheairconditionerspecially.
Wire
1.Teardownthesevenboltsinthetopcover,seeinFigure6.
2.Holdtheedgeofthetopcondenserandextractout.
3.Installthetopinthereverseorderofstep1and2.condenser
FIGURE6:CleanTheAirFilter
FIGURE8:RemoveTheTopCover
3.Don'tpullthepowerwiringhard.
4.Whenlinkingtheairconditionerwiththeground,observethelocal
rules.
5.Ifnecessary,usethepowerfuseorthecircuit,breakerorthecorre-
spondingscaleampere.
FIGURE5:RemoveTheAirFilter
FIGURE7:CoilAssembly
COILASSEMBLY
Wheninstallingorrepairtheaircondition,relatetosystemwir-
ing,pleaseoperatingasfollows:
COVERFOR
AIRFILTER
AIRFILTER
Suggestion:thermostatchooseNon-programmedeletrical
thmostatseriesofHoneywell,suchasTh5220D
FIGURE9:CoolingonlySystemWiringDiagram
INDOORUNIT24VAC1.5A
OUTPUTWITH
XT1
C
C
BROWN
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7
LEDDISPLAY
OperationalFaultcodes
NOTE:XMEANSLEDOFF,☆MEANSLEDFLASHESAT2.5Hz
TEMPERATURESENSOR
Theunithaveonetemperaturesensors,whichiscalledpipetempsensor,
Whenthetemperaturesensorwasdamaged,thesystemwouldclosed
andtheLEDwouldflashing.
Thecontrolwoulddisplayanyfaultcodethatiscurrentlyactiveusing
theLED.Thecontrolwilldisplaythefaultcode,whentheLEDSare
flashingquickly,thereissomethingwrongwiththesystem.Referto
belowtablefordetailfaultcode.
NUMBER CODE LED1 LED2 LED3
EVAPORATORSENSORERROR
WIRECONTROLINPUTERROR
☆
☆☆
X
X
X
1
2
ELECTRICWIRINGGAUGE
Single
Single
220-230,60Hz1PH\220-240V,50Hz1PH
220-230,60Hz1PH\220-240V,50Hz1PH
3
18/1.0mm
2
5A
18/1.0mm
2
Capacity(Btu/h)
Power
Phase
Phase
Frequency/Votage
Frequency/Votage
InputCurrent
Fuse Indoorunit(A)
LineQuantity
OutdoorUnit
PowerLine
5A
18/1.0mm
2
Outdoor-Indoor
SignalLine
10/6.0mm
2
18/1.0mm
2
14/2.5mm
2
12/4.0mm
2
18/1.0mm
2
Thermostat
SignalLine
5A
IndoorUnit
PowerLine LineQuantity
LinesQuantity
LinesQuantity
LineDiameter(AWG)
TABLE2:WiringGauge
3
3 3
3
3
2
4 4 4
22
18/1.0mm
2
18/1.0mm
2
18/1.0mm
2
18/1.0mm
2
5A
18/1.0mm
2
10/6.0mm
2
3
3
4
2
18/1.0mm
2
18/1.0mm
2
LineDiameter(AWG)
LineDiameter(AWG)
LineDiameter(AWG)
24000Btu/h 36000Btu/h
48000Btu/h 60000Btu/h
Three
Single
380-420V,50/60Hz3PH
220-240V,50/60Hz1PH
Capacity(Btu/h)
Power Indoor
Indoor
Outdoor
Outdoor
Phase
Phase
Frequency/Votage
Frequency/Votage
InputCurrent
Fuse Indoorunit(A)
LineQuantity
OutdoorUnit
PowerLine
Outdoor-Indoor
SignalLine
Thermostat
SignalLine
IndoorUnit
PowerLine LineQuantity
LinesQuantity
LinesQuantity
LineDiameter(AWG)
TABLE3:WiringGauge
LineDiameter(AWG)
LineDiameter(AWG)
LineDiameter(AWG)
48000Btu/h 60000Btu/h
COOLINGONLY
24000Btu/h 36000Btu/h
5A
18/1.0mm
2
14/2.5mm
2
3
5
4
2
18/1.0mm
2
18/1.0mm
2
5A
18/1.0mm
2
14/2.5mm
2
3
5
4
2
18/1.0mm
2
18/1.0mm
2
5A
18/1.0mm
2
14/2.5mm
2
3
5
4
2
18/1.0mm
2
18/1.0mm
2
36000Btu/h
Three
Single
220-240V,50Hz/60Hz3PH
220-240V,50Hz/60Hz1PH
5A
18/1.0mm
2
Capacity(Btu/h)
Power
Indoor
Outdoor
Phase
Phase
Frequency/Votage
Frequency/Votage
InputCurrent
Fuse Indoorunit(A)
LineQuantity
OutdoorUnit
PowerLine
Outdoor-Indoor
SignalLine
10/6.0mm
2
Thermostat
SignalLine
IndoorUnit
PowerLine LineQuantity
LinesQuantity
LinesQuantity
LineDiameter(AWG)
3
5
4
2
18/1.0mm
2
18/1.0mm
2
5A
18/1.0mm
2
12/4.0mm
2
3
5
4
2
18/1.0mm
2
18/1.0mm
2
LineDiameter(AWG)
LineDiameter(AWG)
LineDiameter(AWG)
48000Btu/h 60000Btu/h
5A
18/1.0mm
2
12/4.0mm
2
3
5
4
2
18/1.0mm
2
18/1.0mm
2
24000Btu/h
TABLE4:WiringGauge
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www.innovair.com
Single
Single
220-230V,60Hz1PH\220-240,50Hz1PH
220-230V,60Hz1PH\220-240,50Hz1PH
3
18/1.0mm
2
5A
18/1.0mm
2
Capacity(Btu/h)
Power
Phase
Phase
Frequency/Votage
Frequency/Votage
InputCurrent
Fuse Indoorunit(A)
LineQuantity
OutdoorUnit
PowerLine
5A
18/1.0mm
2
Outdoor-Indoor
SignalLine
10/6.0mm
2
18/1.0mm
2
14/2.5mm
2
12/4.0mm
2
18/1.0mm
2
Thermostat
SignalLine
5A
IndoorUnit
PowerLine LineQuantity
LinesQuantity
LinesQuantity
LineDiameter(AWG)
TABLE6:WiringGauge
3
3 3
3
3
3
555
33
18/1.0mm
2
18/1.0mm
2
18/1.0mm
2
18/1.0mm
2
5A
18/1.0mm
2
10/6.0mm
2
3
3
5
3
18/1.0mm
2
18/1.0mm
2
LineDiameter(AWG)
LineDiameter(AWG)
LineDiameter(AWG)
24000Btu/h
36000Btu/h
48000Btu/h 60000Btu/h
Three
Single
380-420V,50/60Hz3PH
220-240V,50/60Hz1PH
5A
18/1.0mm
2
Capacity(Btu/h)
Power
Phase
Phase
Frequency/Votage
Frequency/Votage
InputCurrent
Fuse Indoorunit(A)
LineQuantity
OutdoorUnit
PowerLine
Outdoor-Indoor
SignalLine
14/2.5mm
2
Thermostat
SignalLine
IndoorUnit
PowerLine LineQuantity
LinesQuantity
LinesQuantity
LineDiameter(AWG)
TABLE7:WiringGauge
3
5
5
3
18/1.0mm
2
18/1.0mm
2
5A
18/1.0mm
2
14/2.5mm
2
3
5
5
3
18/1.0mm
2
18/1.0mm
2
LineDiameter(AWG)
LineDiameter(AWG)
LineDiameter(AWG)
48000Btu/h 60000Btu/h
5A
18/1.0mm
2
14/2.5mm
2
3
5
5
3
18/1.0mm
2
18/1.0mm
2
36000Btu/h
24000Btu/h
8
36000Btu/h
Three
Single
220-240V,50Hz/60Hz3PH
220-240V,50Hz/60Hz1PH
5A
18/1.0mm
2
Capacity(Btu/h)
Power
Phase
Phase
Frequency/Votage
Frequency/Votage
InputCurrent
Fuse Indoorunit(A)
LineQuantity
OutdoorUnit
PowerLine
Outdoor-Indoor
SignalLine
10/6.0mm
2
Thermostat
SignalLine
IndoorUnit
PowerLine LineQuantity
LinesQuantity
LinesQuantity
LineDiameter(AWG)
3
5
5
3
18/1.0mm
2
18/1.0mm
2
5A
18/1.0mm
2
12/4.0mm
2
3
5
5
3
18/1.0mm
2
18/1.0mm
2
LineDiameter(AWG)
LineDiameter(AWG)
LineDiameter(AWG)
48000Btu/h 60000Btu/h
5A
18/1.0mm
2
12/4.0mm
2
3
5
5
3
18/1.0mm
2
18/1.0mm
2
24000Btu/h
TABLE5:WiringGauge
ELECTRICWIRINGGAUGE:COOLING&HEATING
THERMOSTAT
C1
N1
ORANGE
BLACK
RED
YELLOW
GREEN
C1
N1
Y
R
GY
R
G
INDOORUNIT OUTDOORUNIT
INDOORUNITOUTPUTWITH24VAC1.5A
XT1
24V
~
C
C
BROWN
B
B
BLUE
V1
F1
V1
RED
NOTE:C1mustbeconnectedwithF1,orthesystemwill
bedamaged.
COOLING&HEATING
Cooling&HeatingSystemWiringDiagram
Suggestion:thermostatchooseNon-programmedeletrical
thmostatseriesofHoneywell,suchasTH5220D
THERMOSTAT
C1
N1
ORANGE
WHITE
BLACK
RED
YELLOW
GREEN
C1
N1
Y
R
GY
R
G
INDOORUNIT OUTDOORUNIT
INDOORUNITOUTPUTWITH24VAC1.5A
XT1
24V
~
C
C
BROWN
B
B
BLUE
V1
F1
F1
V1
RED
Indoor
Indoor
Indoor
Outdoor
Outdoor
Outdoor
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