IndAC2

INDUSTRIALAIRCURTAIN

LeadingreferencesBMW

VW

Bosch

MAN

Unilever

IndAC industrialaircurtain2

HighclimateseparationefficiencywiththeIndAC industrialaircurtainOptimalclimateseparationTheBiddleIndAC industrialaircurtain,istheperfectsolutionforseparatingclimatesinindustrialbuildings.TheIndAC air

curtaincanbeusedforclimateseparationbetweenindoorandoutdoorenvironmentsandforindoorclimateseparation.Whena

doorisopen,thedifferencebetweentheinsideandoutsidetemperatureleadstoanexchangeofair,resultingincoldairentering

andwarm,heatedair,flowingout.WhentheIndAC aircurtainismountedaboveornexttoanopendooritprovidesavery

efficientseparationoftwoclimatesatthelowestenergyconsumption.Thecomfortofstaffoperatingnearthedoorisimproved

byheatingtheaircurtainoutletstreamthuspreventingdraught.Acorridormightseemarelativecheapoptionbutitmakes

logistic,suchastrafficandstockmovements,harder.Afastrollershutterdoormayneedtobereplacedeveryfewyearsand

requiresregularmaintenance.Anaircurtainenablesfastandsafelogisticsandsavesenergyatthesametime.Thereforethe

IndAC offersahighreturnoninvestment.

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EasylogisticsByseparatingtheoutdoorclimatefromtheindoor

conditionedenvironmenttheIndAC makesitpossibleto

keepthedooropenwhilstmaintainingtheindoor

temperatureandpreventingenergyloss.Theaircurtainwill

contributetocomfortableworkingconditionsbecauseit

preventscoldairenteringthebuilding.TheIndAC keeps

theentranceaccessiblefortransportwithsaferandfaster

logisticsandeasytrafficmovementsasaresult.

EnergysavingWiththeautomaticcontroloptionfitted,theIndAC

continuouslyselectsthecorrectsettings.Theautomatic

controlincombinationwithsteplessfansensuresthatthe

settingsarealwayssetveryprecisely,whichresultsinhigh

separationefficiencyandenergysavings.Oncetheair

curtainisinstalledandcommissionedtheuserdoesnot

havetoworryaboutthesettings,astheoutputofthe

IndAC willadjusttomeetthechallengesofthe

environment.

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IndAC industrialaircurtain2

Water&Ambient

VariousheatingsourcesTheIndAC aircurtainissuitableforconnectiontowaterorelectricheatingsources.Ambient

models,withoutaheatedairstreamarealsoavailableforuseinenvironmentswithahigh

ambienttemperatureandforotherspecificapplications.

ApplicationareasTheaircurtainisspecificallydesignedforuseinfactories,warehouses,logisticscentresand

productionhallsbutcanalsobeusedincoldstores.

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ThermographicproofByviewingathermographimageofadoorway,theperformanceofanaircurtaincanbefully

appreciated.Heatradiation,whichisinvisibletothehumaneye,isrecordedusingaspecial

measuringscreenandahigh-resolutionthermalcamera.Thecameramakesthetemperature

oftheairflowvisibleandshowsthattheIndAC aircurtainperfectlyseparatesindoorand

outdoorclimates.Theupperimageontherightshowscoldairenteringoverthefloorwhenthe

aircurtainisswitchedoff.Theotherimageshowsthatwhentheaircurtainisswitchedon,the

aircurtainseparatestheclimateperfectly.

Aircurtainswitchedoff

Aircurtainswitchedon

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BenefitsIndACOptimalclimateseparation-separationefficiency–rectifiertechnology

-stableindoorclimate-nodraughts

-comfortableworkingconditions

Easylogistics-accessibleentrance

-saferandfastertransport

Energysaving-exactsettings

-maximumefficiency

Andevenmore....-highperformancesteplessfans

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IndAC automaticcontrol2

LetIndAC doallthework!AutomaticcomfortWithchangingweatherconditionsandinsufficientattentiontoorknowledgeofanaircurtain,itfrequentlyoccursthatanair

curtainisnotproperlyset.Itblowseithertoostrongortooweak,withadischargetemperaturethatistoohighoritisnot

switchedonatall.Asaresultthereisenergyloss,lowcomfort(draught)andanunnecessarilyhighnoiselevel.

Specificallybecauseaircurtainsareintendedtosaveenergyandprovideahighdegreeofcomfort,Biddlehasdevelopedthe

fullyautomaticandenergysavingCHIPS-technology.TheCHIPS-technologyadjuststhedischargetemperatureandthestrength

oftheairstreamtothechangingconditionsroundthedoorwayindependentofeachother.Thetechnologyhasbeentranslated

intoafullyautomaticcontrolforIndAC industrial aircurtain.ThediagrambelowclarifiestheoperationoftheCHIPS-technology

invariousconditions.

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Thesituationinthemidddleistheoptimalsituation:

Sufficientstrengthto

reachthefloor(optimum

climateseparation)and

sufficientheatingtoheat

incomingairtotheindoor

temperaturerequired.

(comfort)

EnergysavingDuetotheCHIPS-technologytheIndAC aircurtainalwaysfunctionsinthecorrectspeed,withoptimalenergysavingsasa

result.TheenergysavingsoftheIndAC withautomaticcontrolcanincreasebyupto75%comparedtoamanualcontrolled

conventionalaircurtain.

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IndAC automaticcontrol2

IntelligentsoftwareItisnotonlyweatherconditions,suchastheoutsidetemperature,windvelocityandwinddirection,thatcanchangeatanytime

oftheday,buttheindoorclimatechangestoobecauseoflightning,useofdoorsandfrequencyofcustomervisits.Thereforethe

aircurtainhastoadaptcontinuouslytothesechangingconditions.SensorsensurethatmodelIndAC issuppliedwithalldetails

regardingtheclimateoutsideandinsidenearthedoorway.AlltheinformationiscontinuouslytranslatedbytheCHIPStechnology

intothecorrectsettingoftheaircurtain.ThetemperatureandfanspeedoftheIndAC areautomaticallyadjustedsothattheunit

isalwaysoperatingatthedesiredsettingnomatterthecircumstance.Aconstant,comfortableandenergyefficientindoor

climateistheresult.

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1. b-touch

2. Outsidetemperature

sensor

3. Dischargetemperature

sensor

4. Airinlettemperature

sensor

5. Doorcontactswitch

Thedesiredroomtemperatureissetbytheuserintheb-touchcontrolpanel(1).Theoutsidetemperaturesensor(2)measurestheoutdoortemperature.Thefanspeedoftheaircurtainisdeterminedbasedonthesetroomtemperature,theoutside

temperatureandthedoorheight.Theairinlettemperaturesensor(4)measurestheactualroomtemperature.Basedonthisroomtemperaturethedischargetemperatureisbeingcalculated.Ifnecessary,thefanspeedisadjusted.

PrecisesettingsTheaircurtainisequippedasstandardwithenergysavingandhighperformanceECfans.Thesefanshavesteplesscontrol.

Theautomaticcontroldoesnothavetochoosebetweenpre-determinedspeedsettings,butcanbesettotheexactlevel

required.Thisprovidesamaximalseparationefficiency,whilstkeepingtheenergysavingsatanoptimallevel.

IndAC automaticcontrol2

User-friendlytouchscreenThefullyautomaticIndAC comeswithBiddle’stouchscreencontrolpanel:theb-touch.Thesimplemenustructureoftheb-touchmakesitveryeasytochoosethedesiredsettingsusing

theclearpresetmenu.TheIndAC canbeautomaticallysetupusingtheintelligentsoftware

whichissituatedinsidetheaircurtain.Usageandfaultdiagnosticdatacanbeeasilyextracted

viatheb-touchdataport.Thedataportalsopermitssoftwareupdates,whichmeansitisno

longernecessarytoopentheunitforthis.Extractinginformationfromtheaircurtaincaneasily

beachievedviatheb-touch.Onceset,thecontrolpanelisnolongernecessary.

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ModbuscommunicationTheIndAC fittedwithautomaticcontrolenablescommunicationviaModbusfromaremotePCorBMSsystem.Ifrequiredb-

touchandModbuscanbeusedinparallelallowinglocalandremotecontroloftheaircurtain.

MultipleunitsWhenmoreunitsareconnected,thefirstunitwilloperateasmaster,theothersasslave.Inthatcase,onlythemasterunit

containstheintelligentsoftware.Amaximumofthreeunitscanbecontrolledviatheb-touchcontrolpanel.

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BenefitsautomaticcontrolAutomaticcomfort-self-regulating

-underallcircumstances

-intelligentsoftware

Energysaving-upto75%energysavings

-alwayscorrectsettings

-maximumseparationefficiency

User-friendly-touchscreencontrolpanel:b-touch

-Modbuscommunication

IndAC basiccontrol2

b-controlAccuratesteplesscontrolTheb-controlisa0-10Vpotentiometerthatfunctionssteplessandmakesiteasyto

manuallysettheaircurtainaccuratelytothedesiredfanspeed.Tobeassuredofthebest

possibleclimateseparationthemanualsettingshouldbeadjustedtocircumstancesseveral

timesaday.

AutomaticonandoffUseoftheoptionaldoorcontactswitchenablestheIndAC tobeautomaticallyswitchedon

whenthedooropensandoffwhenthedoorisclosed.

EnergysavingTheIndAC isstandardequippedwithenergysavingandhighperformanceECfans.These

fanssupportthesteplessoperationoftheb-control.

ControlofmultipleunitsWithoneb-controlmultipleunitscanbecontrolled.TheIndAC STcancoverdoorwidthsof5

meters.TheIndAC MXcancoverdoorwidthsof7,5meters.

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Benefitsbasiccontrol-Steplesscontrol(0-10V)

-EnergysavingECfans

-Easytocontrol

-Controlofmultipleunits

IndAC technology2

PatentedDoubleRectifierWhenadoorisopen,thedifferencebetweentheoutsideandinsidetemperatureleadstoan

exchangeofair,resultingincoldairenteringandwarmheatedairflowingout.Anaircurtain

aboveornexttotheopendoorprovidesseparationofthetwoclimates.Whilstdevelopingthe

IndAC ,Biddlechosetouseitswell-knownoutletdischargepattern,theDoubleRectifier.The

IndAC isequippedwithradialbackwardcurvedfanswhichhomogeneouslydistributetheair

acrossthewholedischargeopening,producinghighefficiencyandcomfortlevels.

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IfaconventionalindustrialaircurtainwithoutarectifierdischargesairatthesamevelocityasaunitwithaDoubleRectifier,the

downwardpenetrationistangiblyless.Theairstreamdoesnotreachthefloor,andtheopendoorisnotcoveredoffproperly.

Consequencesincludedraught,lossofheatandcomfortcomplaints.

ExcellentdownwardpenetrationDuetotheindustrialaircurtainwithaDoubleRectifiertheincomingcoldairisheatedsothatitisnolongerexperiencedas

draught.TheDoubleRectifierhasverticalfinsmountedontopofthehorizontalfinstostreamlinetheairflowinabetterway,

resultinginanexcellentdownwardpenetration.

TheIndAC makessuretheair,whichisabouttoflowoutthroughtheopendoor,staysintheroom.TheDoubleRectifier,which

minimizesturbulenceinthedischargeairstreamandsurroundingair,ensuresthattheairmovementgeneratedbythefans,is

directeddownwardinadeeplypenetratinglaminarairstream.Asaconsequencetheenergyconsumptionisreducedand

comfortlevelsareincreasedallyearround.

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IndAC possibilities2

AsolutionforeverysituationTypesTheIndAC isavailableinastandard(ST)andamaximal

version(MX).Theselectionisbasedonthedoorheights.

IndAC ST:3-6m

IndAC MX:5-8m

LengthsIndAC ST:150,200and250cm

IndAC MX:150and225cm

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Coiltypes

H1 WaterheatingHighwatertemperatures1rowelement

H2 WaterheatingLowwatertemperatures2rowelement

E ElectricalheatingOnlyavailablewithautomaticcontrolOnlyavailableinST

A Ambient,noheatingcoilH1p Waterheating

HighwatertemperaturesHighpressureOncustomerorder,alwayswithweldedflanges

ControloptionsAutomaticcontrolwithb-touchcontrolpanelandCHIPSTechnology

Basiccontrolwithb-control(0-10V)

BMS:Modbuscommunication(automaticcontrol)

MountingIndAC aircurtainsincombinationwithanautomaticcontrolcanbeinstalleddirectlyabovethedoor.IndAC withbasiccontrol

canalsobeinstallednexttothedoor.Differentinstallationpositionsarepossibledependingontheroomlayoutaroundthedoor.2 2

IndAC possibilities2

InstallationpositionTheavailableroomlayoutaroundadoordetermineswhereandhowanaircurtaincanbebestinstalled.Thankstoadiverse

rangeofinstallationpositions,theIndAC aircurtaincanbematchedtotheconstructionalpossibilitiesofferedbythelocal

situation.Dependingonthesituation,theaircurtainiseitherinstalledhorizontallyaboveorverticallynexttothedoor,coveringthe

fulllengthorwidthofthedoorway.Fortheverticalpositiontherearetwooptions:squaretothewallandparalleltothewall.The

unitshouldalwaysbepositionedasclosetothedooraspossible.Incasethesituationdoesnotallowapositionclosetothe

door,Biddleoffersoptionalsideshields.Thereareatotaloffiveinstallationpositions,whichareshownbelow.

0=Horizontal,abovedoor

1L=Vertical,leftside,squaretowall

1R=Vertical,rightside,squaretowall

2L=Vertical,leftside,paralleltowall

2R=Vertical,rightside,paralleltowall

ModulardesignThemodulardesignoftheIndAC facilitatestheinstallationofmultipledevicesnexttooraboveeachother,inordertocoverall

doorheightsorwidths.TheIndAC STwithb-controlcancoverdoorwidthsof5meters.TheIndAC MXwithb-controlcan

coverdoorwidthsof7,5meters.Withtheautomaticb-touchcontrolmaximalthreeunitscanbeconnected.Fortheexact

amountofyourspecifictypeofaircurtain,pleaseinformthesalesdepartmentofBiddlebv.Theywillbehappytogiveyoua

tailor-madeadvice.

EasytomountandcleanThevariouspartsoftheIndAC areveryeasytoaccess,makingiteasytoinstall,maintainandclean.Theunitcontainsa

minimumof‘internalobstacles’,resultinginasmoothairflowthroughtheunitinwhichdusthaslittlechanceofcollecting.

DesignTheIndAC hasarobustandmoderndesign.Withthepronouncedindustrialdesignofthisaircurtain,theappearanceis

consistentwiththelatestdevelopmentswithintheindustry.

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IndAC standarddelivery&accessories2

What'sinitforme?Standarddelivery

twosuspensionbrackets-forhorizontalinstallation

twocouplingplates–forverticalinstallation(onlyforbasicunit)

wallbracket–forverticalinstallation(onlyforbasicunit)

Thesecomponentsarealsoneeded:automaticcontrol(b-touch)orbasiccontrol(b-control)

baseplate/plinth(requiredforverticalinstallation)

Optional:filtermodule(filterG4)forIndAC ST

flanges

sideshields

OperatingpackageTheunitcanbesuppliedwithabasiccontroloranautomaticcontrol.Acorrespondingoperatingpackageissupplied.

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Automaticcontrolb-touchtouchscreencontrolpanel

Biddlecontrolcable

outdoortemperaturesensor

doorcontactswitch

water-sidecontrol(valveandactuator)

roomsensorforautomaticCHIPScontrol(optional)

Basiccontrolb-control0–10Vsteplessfancontroller

doorcontactswitch(optional)

IndAC connections2

Electricalconnections

1. b-touch

2. Doorswitch

3. Outdoorsensor

4. Roomsensor(optional)

5. Valveactuator

1. b-control

2. Doorswitch(optional)

Automaticcontrol

Basiccontrol

IndAC specifications2

SpecificationsCasingThecasingandtheinletgrillearemanufacturedfromzinc-platedsheetsteel,extra

strengthenedtominimisedeformationsandvibrations,andhaveafull-polyesterpowder

coating.TheIndAC issuppliedintwocolorcombinations:RAL5011/RAL9006andfully

RAL9006.Othercoloursareavailableonrequest.

Motor/fanassemblyTheradialbackwardcurvedfansaremountedinthecasingsuchthattheycausenovibration.

EachfanisdrivenbyarotormotorwithECtechnology.Thefancasingaremanufacturedfrom

aluminiumandtheimpellerismadeofplastic.ThemotoroftheIndAC isprotectedagainst

overheating.

HeatingbatteryTheheatingbatteryLPHWismanufacturedwith1/2"coppertubesandaluminiumfins.The

waterconnectionsareG1"femalethread(exceptforIndAC H1p).Themaximumoperating

pressureis16barat120ºC.ThewaterconnectionsoftheH1p-batteryhaveflanges.The

maximumoperatingpressureis23,8barat175°C.Theelectricheatingbatteryis

manufacturedwithaluminiumfins.Thebatteryiscontrolledelectronicallyandfittedwith

overloadprotection.Whenthedeviceisswitchedoff,thefanswillcontinuetorotateuntilthe

finshavecooledsufficiently.

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IndAC explanationoftechnicaldata2

FormulasexplainedWaterflowrateWhenwaterandroomtemperaturesotherthanthevaluesrepresentedinthetablesareused,thewaterflowratecanberoughly

calculatedusingtheformulabelow.Beforedoingso,theheatingcapacitymustfirstberecalculatedbasedonthetablewith

correctioncoefficients.

WatersidepressurelossWhenwatertemperaturesotherthanthevaluesrepresentedinthetablesareused,thewatersidepressurelosscanbe

calculatedusingtheformulabelow.Todoso,thewaterflowratemustfirstbecalculated.

SoundThesounddatarepresentedinthetechnicaltablesweremeasuredatadistanceof5mfromthedevice,inaroomwitha

reverberationtimeof0.8secondsandwithavolumeof2500m3.Ifaunitisusedinadeviatingroom,orifmultipledevicesare

usedinasingleroom,thesoundpressurelevelmustberecalculated.Thiscanbedoneusingthebelowformulabelow.

IndAC correctionfactors2

CorrectionfactorsheatingcapacityIndAC ST

waterrangeairinlettemperature

+5°C +10°C +15°C +18°C +20°CH1 H2 H1 H2 H1 H2 H1 H2 H1 H2

120/100°C 2.24¹ 3.12¹ 2.10¹ 2.72¹ 1.97¹ 2.34¹ 1.89¹ 2.11¹ 1.84¹ 1.97¹110/90°C 2.00¹ 3.12¹ 1.87¹ 2.72¹ 1.74¹ 2.34¹ 1.66¹ 2.11¹ 1.61¹ 1.97¹100/80°C 1.75 3.02¹ 1.63 2.72¹ 1.50 2.34¹ 1.42 2.11¹ 1.37 1.97¹90/70°C 1.50 2.62¹ 1.38 2.41¹ 1.25 2.20¹ 1.18 2.08¹ 1.13 1.97¹82/71°C 1.53 n/a 1.41 n/a 1.28 n/a 1.20 n/a 1.15 n/a80/60°C 1.25 2.21¹ 1.12 2.00¹ 1 1.80¹ 0.93 1.68¹ 0.88 1.60¹70/50°C 0.99 1.80 0.87 1.60 0.75 1.40 0.68 1.28 0.64 1.2160/40°C 0.74 1.39 0.62 1.19 0.51 1 0.44 0.88 0.39 0.8150/40°C 0.76 1.35 0.64 1.15 0.52 0.95 0.46 0.84 0.41 0.76

¹Waterrangenotsuitableincaseofanuncontrolledbasicmodel.

ThedischargetemperatureoftheIndAC incombinationwithanautomaticcontrolislimitedon50°C.

Inlettemperaturesupto120°C/16barareonlypermittedifthewater-sidedevicesaretunedintonotexceedthemaximum

dischargetemperatureatthelowestfansetting.

IndAC MX

waterrangeairinlettemperature

+5°C +10°C +15°C +18°C +20°CH1 H2 H1 H2 H1 H2 H1 H2 H1 H2

120/100°C 2.25¹ 4.28¹ 2.11¹ 3.72¹ 1.98¹ 3.20¹ 1.90¹ 2.90¹ 1.85¹ 2.71¹110/90°C 2.01¹ 3.87¹ 1.87¹ 3.61¹ 1.74¹ 3.20¹ 1.67¹ 2.90¹ 1.61¹ 2.71¹100/80°C 1.76 3.40¹ 1.63 3.15¹ 1.50 2.90¹ 1.43 2.76¹ 1.38 2.66¹90/70°C 1.51 2.91¹ 1.38 2.67¹ 1.25 2.43¹ 1.18 2.29¹ 1.13 2.19¹82/71°C 1.54 n/a 1.41 n/a 1.29 n/a 1.21 n/a 1.16 n/a80/60°C 1.25 2.42¹ 1.12 2.19¹ 1 1.95¹ 0.93 1.81¹ 0.88 1.72¹70/50°C 0.99 1.94 0.87 1.70 0.75 1.47 0.68 1.34 0.63 1.2560/40°C 0.73 1.45 0.62 1.22 0.50 1 0.43 0.87 0.39 0.7850/40°C 0.76 1.47 0.64 1.24 0.52 1.02 0.45 0.89 0.41 0.80

¹Waterrangenotsuitableincaseofanuncontrolledbasicmodel.

ThedischargetemperatureoftheIndAC incombinationwithanautomaticcontrolislimitedon50°C.

Inlettemperaturesupto120°C/16barareonlypermittedifthewater-sidedevicesaretunedintonotexceedthemaximum

dischargetemperatureatthelowestfansetting.

Ifcircumstancesdifferfromthosedescribedhere,suchasdifferentwatertemperaturesormorethanoneunitinasingleroom,

pleasedonothesitatetoaskforouradvice.

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Technicaldata

IndAC ST-150-H1unitlength m 1,5 doorwidth/height m 3-6electricalsupply V/ph/Hz 230/1/50max.inputcurrent A 3max.inputpower kW 0,52max.specificfanpower W/l/s 0,28weight kg 92waterrange °C 80/60speed 2V 4V 6V 8V 10Vairvolume m /h 1506 3253 4937 6111 6738powerconsumption kW 0,03 0,07 0,18 0,33 0,52airinlettemperature °C 15heatingcapacity kW 13,3 21 26,2 29,2 30,6dischargeairtemperature °C 40,8 33,8 30,5 28,9 28,3waterflowrate l/h 583 920 1150 1280 1342waterpressuredrop kPa 0,4 1 1,5 1,8 2waterpressuredropwith2&3-portvalve kPa 0,8 1,8 2,8 3,4 3,8soundpressurelevelat5m dB(A) 24 40 50 57 60

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IndAC ST-150-H2unitlength m 1,5 doorwidth/height m 3-6electricalsupply V/ph/Hz 230/1/50max.inputcurrent A 3max.inputpower kW 0,52max.specificfanpower W/l/s 0,28weight kg 95waterrange °C 60/40speed 2V 4V 6V 8V 10Vairvolume m /h 1506 3253 4937 6111 6738powerconsumption kW 0,03 0,07 0,18 0,33 0,52airinlettemperature °C 15heatingcapacity kW 14 23,1 29,3 32,9 34,6dischargeairtemperature °C 42,2 35,7 32,3 30,7 30waterflowrate l/h 609 1003 1273 1427 1501waterpressuredrop kPa 0,5 1,2 1,8 2,3 2,5waterpressuredropwith2&3-portvalve kPa 0,8 2,2 3,4 4,3 4,7soundpressurelevelat5m dB(A) 24 40 50 57 60

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Technicaldata

IndAC ST-200-H1unitlength m 2 doorwidth/height m 3-6electricalsupply V/ph/Hz 230/1/50max.inputcurrent A 4max.inputpower kW 0,69max.specificfanpower W/l/s 0,28weight kg 118waterrange °C 80/60speed 2V 4V 6V 8V 10Vairvolume m /h 2008 4337 6582 8148 8984powerconsumption kW 0,03 0,1 0,23 0,44 0,69airinlettemperature °C 15heatingcapacity kW 18,9 30,1 37,9 42,3 44,4dischargeairtemperature °C 42,5 35,3 31,8 30,1 29,4waterflowrate l/h 829 1321 1660 1853 1945waterpressuredrop kPa 0,9 2,2 3,4 4,2 4,5waterpressuredropwith2&3-portvalve kPa 1,6 4 6,1 7,6 8,3soundpressurelevelat5m dB(A) 25 41 51 58 61

IndAC ST-200-H2unitlength m 2 doorwidth/height m 3-6electricalsupply V/ph/Hz 230/1/50max.inputcurrent A 4max.inputpower kW 0,69max.specificfanpower W/l/s 0,28weight kg 123waterrange °C 60/40speed 2V 4V 6V 8V 10Vairvolume m /h 2008 4337 6582 8148 8984powerconsumption kW 0,03 0,1 0,23 0,44 0,69airinlettemperature °C 15heatingcapacity kW 20,1 33,5 42,9 48,3 50,8dischargeairtemperature °C 44,2 37,6 34 32,3 31,5waterflowrate l/h 871 1455 1862 2094 2206waterpressuredrop kPa 1 2,7 4,2 5,3 5,8waterpressuredropwith2&3-portvalve kPa 1,8 4,8 7,7 9,7 10,7soundpressurelevelat5m dB(A) 25 41 51 58 61

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Technicaldata

IndAC ST-250-H1unitlength m 2,5 doorwidth/height m 3-6electricalsupply V/ph/Hz 230/1/50max.inputcurrent A 5max.inputpower kW 0,87max.specificfanpower W/l/s 0,28weight kg 144waterrange °C 80/60speed 2V 4V 6V 8V 10Vairvolume m /h 2510 5421 8227 10185 11230powerconsumption kW 0,04 0,12 0,29 0,55 0,87airinlettemperature °C 15heatingcapacity kW 24,5 39,3 49,6 55,4 58,2dischargeairtemperature °C 43,5 36,2 32,6 30,9 30,1waterflowrate l/h 1076 1724 2172 2429 2551waterpressuredrop kPa 1,7 4,1 6,3 7,8 8,5waterpressuredropwith2&3-portvalve kPa 2,9 7,1 11 13,7 15soundpressurelevelat5m dB(A) 26 42 52 59 62

IndAC ST-250-H2unitlength m 2,5 doorwidth/height m 3-6electricalsupply V/ph/Hz 230/1/50max.inputcurrent A 5max.inputpower kW 0,87max.specificfanpower W/l/s 0,28weight kg 150waterrange °C 60/40speed 2V 4V 6V 8V 10Vairvolume m /h 2510 5421 8227 10185 11230powerconsumption kW 0,04 0,12 0,29 0,55 0,87airinlettemperature °C 15heatingcapacity kW 26,1 44 56,6 63,7 67,2dischargeairtemperature °C 45,3 38,7 35,1 33,3 32,5waterflowrate l/h 1132 1909 2453 2765 2915waterpressuredrop kPa 1,9 5 8 10 11waterpressuredropwith2&3-portvalve kPa 3,2 8,7 14 17,6 19,5soundpressurelevelat5m dB(A) 26 42 52 59 62

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Technicaldata

IndAC MX-150-H1unitlength m 1,5 doorwidth/height m 5-8electricalsupply V/ph/Hz 400/3/50max.inputcurrent A 3,1max.inputpower kW 1,8max.specificfanpower W/l/s 0,45weight kg 201waterrange °C 80/60speed 2V 4V 6V 8V 10Vairvolume m /h 3198 6613 9809 12231 14356powerconsumption kW 0,07 0,24 0,61 1,22 1,8airinlettemperature °C 15heatingcapacity kW 24,7 37,2 45,5 50,7 54,6dischargeairtemperature °C 37,5 31,4 28,5 27,1 26,1waterflowrate l/h 1081 1631 1995 2220 2394waterpressuredrop kPa 0,5 1 1,4 1,8 2waterpressuredropwith2&3-portvalve kPa 0,6 1,4 2,1 2,5 2,9soundpressurelevelat5m dB(A) 38 49 59 66 69

IndAC MX-150-H2unitlength m 1,5 doorwidth/height m 5-8electricalsupply V/ph/Hz 400/3/50max.inputcurrent A 3,1max.inputpower kW 1,8max.specificfanpower W/l/s 0,45weight kg 207waterrange °C 60/40speed 2V 4V 6V 8V 10Vairvolume m /h 3198 6613 9809 12231 14356powerconsumption kW 0,07 0,24 0,61 1,22 1,8airinlettemperature °C 15heatingcapacity kW 23,8 36,4 44,7 49,8 53,8dischargeairtemperature °C 36,7 31,1 28,3 26,9 25,9waterflowrate l/h 1031 1580 1939 2162 2334waterpressuredrop kPa 0,3 0,6 0,8 1 1,2waterpressuredropwith2&3-portvalve kPa 0,4 1 1,5 1,8 2,1soundpressurelevelat5m dB(A) 38 49 59 66 69

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Technicaldata

IndAC MX-225-H1unitlength m 2,25 doorwidth/height m 5-8electricalsupply V/ph/Hz 400/3/50max.inputcurrent A 4,6max.inputpower kW 2,7max.specificfanpower W/l/s 0,45weight kg 277waterrange °C 80/60speed 2V 4V 6V 8V 10Vairvolume m /h 4797 9919 14713 18347 21534powerconsumption kW 0,11 0,36 0,91 1,83 2,7airinlettemperature °C 15heatingcapacity kW 40,5 61,9 76,2 85 91,9dischargeairtemperature °C 39,6 33,2 30,1 28,5 27,5waterflowrate l/h 1776 2713 3339 3727 4028waterpressuredrop kPa 1,5 3,3 4,9 6 6,9waterpressuredropwith2&3-portvalve kPa 2 4,5 6,7 8,2 9,5soundpressurelevelat5m dB(A) 40 50 60 67 70

IndAC MX-225-H2unitlength m 2,25 doorwidth/height m 5-8electricalsupply V/ph/Hz 400/3/50max.inputcurrent A 4,6max.inputpower kW 2,7max.specificfanpower W/l/s 0,45weight kg 286waterrange °C 60/40speed 2V 4V 6V 8V 10Vairvolume m /h 4797 9919 14713 18347 21534powerconsumption kW 0,11 0,36 0,91 1,83 2,7airinlettemperature °C 15heatingcapacity kW 41,1 64,5 80,1 89,8 97,4dischargeairtemperature °C 40 34 30,9 29,3 28,2waterflowrate l/h 1783 2798 3476 3898 4227waterpressuredrop kPa 0,8 1,9 2,9 3,6 4,2waterpressuredropwith2&3-portvalve kPa 1,3 3,2 4,8 6 7soundpressurelevelat5m dB(A) 40 50 60 67 70

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2

3

Technicaldata

IndAC ST-150-Eunitlength m 1,5 doorwidth/height m 3-6electricalsupplymotorandcontroller V/ph/Hz 230/1/50electricalsupplyEmodule V/ph/Hz 400/3/50max.inputcurrent A 3max.currentconsumption(3phase) A 67,6max.inputpower kW 0,52max.powerconsumption,heating kW 46,8max.specificfanpower W/l/s 0,28weight kg 119speed 2V 4V 6V 8V 10Vairvolume m /h 1506 3253 4937 6111 6738airinlettemperature °C 15heatingcapacity kW 14,8 22,2 29,6 37,1 44,5dischargeairtemperature °C 44,4 35,4 33 33,1 34,7soundpressurelevelat5m dB(A) 24 40 50 57 60

IndAC ST-200-Eunitlength m 2 doorwidth/height m 3-6electricalsupplymotorandcontroller V/ph/Hz 230/1/50electricalsupplyEmodule V/ph/Hz 400/3/50max.inputcurrent A 4max.currentconsumption(3phase) A 91max.inputpower kW 0,69max.powerconsumption,heating kW 63max.specificfanpower W/l/s 0,28weight kg 154speed 2V 4V 6V 8V 10Vairvolume m /h 2008 4337 6582 8148 8984airinlettemperature °C 15heatingcapacity kW 20 29,9 39,9 49,9 59,9dischargeairtemperature °C 44,7 35,6 33,1 33,3 34,9soundpressurelevelat5m dB(A) 25 41 51 58 61

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2

3

Technicaldata

IndAC ST-150-Aunitlength m 1,5 doorwidth/height m 3-6electricalsupply V/ph/Hz 230/1/50max.inputcurrent A 3max.inputpower kW 0,52max.specificfanpower W/l/s 0,28weight kg 78speed 2V 4V 6V 8V 10Vairvolume m /h 1506 3253 4937 6111 6738powerconsumption kW 0,03 0,07 0,18 0,33 0,52soundpressurelevelat5m dB(A) 24 40 50 57 60

IndAC ST-200-Aunitlength m 2 doorwidth/height m 3-6electricalsupply V/ph/Hz 230/1/50max.inputcurrent A 4max.inputpower kW 0,69max.specificfanpower W/l/s 0,28weight kg 100speed 2V 4V 6V 8V 10Vairvolume m /h 2008 4337 6582 8148 8984powerconsumption kW 0,03 0,1 0,23 0,44 0,69soundpressurelevelat5m dB(A) 25 41 51 58 61

IndAC ST-250-Aunitlength m 2,5 doorwidth/height m 3-6electricalsupply V/ph/Hz 230/1/50max.inputcurrent A 5max.inputpower kW 0,87max.specificfanpower W/l/s 0,28weight kg 123speed 2V 4V 6V 8V 10Vairvolume m /h 2510 5421 8227 10185 11230powerconsumption kW 0,04 0,12 0,29 0,55 0,87soundpressurelevelat5m dB(A) 26 42 52 59 62

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2

3

2

3

Technicaldata

IndAC MX-150-Aunitlength m 1,5 doorwidth/height m 5-8electricalsupply V/ph/Hz 400/3/50max.inputcurrent A 3,1max.inputpower kW 1,8max.specificfanpower W/l/s 0,45weight kg 190speed 2V 4V 6V 8V 10Vairvolume m /h 3198 6613 9809 12231 14356powerconsumption kW 0,07 0,24 0,61 1,22 1,8soundpressurelevelat5m dB(A) 38 49 59 66 69

IndAC MX-225-Aunitlength m 2,25 doorwidth/height m 5-8electricalsupply V/ph/Hz 400/3/50max.inputcurrent A 4,6max.inputpower kW 2,7max.specificfanpower W/l/s 0,45weight kg 249speed 2V 4V 6V 8V 10Vairvolume m /h 4797 9919 14713 18347 21534powerconsumption kW 0,11 0,36 0,91 1,83 2,7soundpressurelevelat5m dB(A) 40 50 60 67 70

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2

3

Dimensionalsketch

Installationposition0,1Land1R

Dimensionalsketch

Installationposition2Land2R

Dimensionalsketch

Waterconnections

Standard

Accessoryset

Dimensionalsketches

IndexThecorrespondingnumbersinthewaterconnectionssketchareexplainedbelow:

10-Cablefeedthrough

32-Door

38-Femalethreadforsuspension/fixationM12(4x)

41-Filtermodule

55-Inspectionpanel

91-Wall

64-Return

81-Supply

Subjecttochangewithoutpriornotice

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77183Croissy-Beaubourg

France

T+33164111555

Econtact@biddle.fr

Iwww.biddle.fr