Munters ICEDRY 800 User manual

Originalinstructions
Usermanual
IceDry800/1400
Desiccantdehumidier
190TGB-1037-G1307©MuntersEuropeAB2013

Importantuserinformation
Intendeduse
Muntersdehumidiersareintendedtobeusedforthe
dehumidicationofair.Anyotheruseoftheunit,or
usewhichiscontrarytotheinstructionsgiveninthis
manual,cancausepersonalinjuryanddamagetotheunit
andotherproperty.
Nomodicationoftheunitisallowedwithoutprior
approvalbyMunters.Attachmentorinstallation
ofadditionaldevicesisonlyallowedafterwritten
agreementbyMunters.
Warranty
Thewarrantyperiodisvalidfromthedatetheunit
leftourfactory,unlessotherwisestatedinwriting.
Thewarrantyislimitedtoafreeexchangeofpartsor
componentswhichhavefailedasaresultofdefectsin
materialsorworkmanship.
Allwarrantyclaimsmustincludeproofthatthe
faulthasoccurredwithinthewarrantyperiodand
thattheunithasbeenusedinaccordancewiththe
specications.Allclaimsmustspecifytheunittypeand
fabricationnumber.Thisinformationisstampedonthe
identicationplate,seesectionMarking.
Itisaconditionofthewarrantythattheunitforthefull
warrantyperiodisservicedandmaintainedbyaqualied
MuntersengineerorMuntersapprovedengineer.
Accesstospecicandcalibratedtestequipmentis
necessary.Theserviceandmaintenancemustbe
documentedforthewarrantytobevalid.
AlwayscontactMuntersforserviceorrepair.Operating
faultscanoccuriftheunitismaintainedinsufcientlyor
incorrectly.
Safety
Informationaboutdangersareinthismanualindicated
bythecommonhazardsymbol:
W W
WARNING! ARNING! ARNING!
Indicatesapossibledangerthatcanleadtopersonalinjury.
CA CA
CAUTION! UTION! UTION!
Indicatesapossibledangerthatcanleadtodamagetothe
unitorotherproperty,orcauseenvironmentaldamage.
NOTE!Highlightssupplementaryinformationforoptimal
useoftheunit.
ConformitywithDirectives
Thedehumidierisinconformitywiththeessential
safetyrequirementsoftheMachineryDirective
2006/42/EC,theLowVoltageDirective2006/95/EC
andtheEMCDirective2004/108/EC.The
dehumidierismanufacturedbyanISO9001:2008
accreditedmanufacturingorganisation.
Copyright
Thecontentsofthismanualcanbechangedwithout
priornotice.
NOTE!Thismanualcontainsinformationwhichis
protectedbycopyrightlaws.Itisnotallowedtoreproduceor
transmitanypartofthismanualwithoutwrittenconsentfrom
Munters.
Pleasesendanycommentsregardingthismanualto:
MuntersEuropeAB
TechnicalDocumentation
P.O.Box1150
SE-16426KISTASweden
e-mail:[e-mail]
iiImportantuserinformation190TGB-1037-G1307

Tableofcontents
Importantuserinformation...............ii
Intendeduse...........................ii
Warranty...............................ii
Safety..................................ii
ConformitywithDirectives............ii
Copyright..............................ii
Tableofcontents...........................iv
1Introduction.................................1
1.1General................................1
1.2Aboutthismanual.....................1
1.3Safetyandcautions...................1
1.4Marking................................3
1.5Supervisionofoperation..............3
1.6Faultindications.......................3
2Productdesign..............................4
2.1Productdescription...................4
2.2Principleofoperation..................4
3Transport,inspectionandstorage.......5
3.1Movingtheequipment................5
3.2Packaginganddeliveryinspection...5
3.3Storingtheequipment................5
4Installation...................................6
4.1General................................6
4.2Safety..................................6
4.3Siterequirements.....................6
4.4Mirrorhandedductconnections......7
4.5Wheretoinstallthedehumidier.....8
4.6Ducting.................................8
4.6.1Generalrecommendations...8
4.6.2Processairinlet................9
4.6.3Dryairoutletduct..............9
4.6.4Reactivationairintake........9
4.6.5Ductworkforwetairoutlet.....10
4.7Installationexamples—coldstorage
room(freezer).........................11
4.8Electricalconnections................13
4.9Pre-startsettings......................14
4.10Pre-startchecks.......................14
4.11Airowcheckandadjustment........15
5Operation....................................16
5.1General................................16
5.2Safety..................................16
5.3Quickstop..............................16
5.4Operatorpanel........................17
5.5Operatingtheunit.....................19
5.5.1General.........................19
5.5.2Start.............................19
5.5.3Restartafterpowerfailure.....19
5.5.4Stop.............................20
6Serviceandmaintenance.................21
6.1Safety..................................21
6.2General................................21
6.3Serviceoptions........................21
6.4Extendedwarranty....................21
6.5Serviceandmaintenanceschedule..22
7Faulttracing.................................24
7.1General................................24
7.2Safety..................................24
7.3Faulttracinglist........................24
8Technicalspecication....................26
8.1Dimensionsandservicespace.......26
8.2Technicaldata.........................27
8.3Sounddata.............................28
9Scrapping....................................29
10ContactMunters............................31
ivTableofcontents190TGB-1037-G1307

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1Introduction
1.1General
Muntersmanufacturesawiderangeofefcientdehumidiersdesignedfordifferentusesandapplications.
PleasecontactyournearestMuntersofceifyouhaveanyquestionsregardingtheinstallationofyour
dehumidier,orvisitthewebsiteatwww .munters.com.
Theunitisinspectedandcheckedpriortoleavingthefactorytoguaranteeconsistentqualityandmaximum
reliability.Forproductdata,seesectionTechnicalspecication.
1.2Aboutthismanual
Thismanualiswrittenfortheuserofthedehumidier.Itcontainsnecessaryinformationforhowtoinstall
andusethedehumidierinasafeandefcientway.Readthroughthemanualbeforetheunitisinstalledand
used.
1.3Safetyandcautions
Everymeasurehasbeentakeninthedesignandmanufactureofthedehumidiertoensurethatitmeetsthe
safetyrequirementsofthedirectivesandstandardslistedintheECDeclarationofConformity.
Theinformationinthismanualincludessuggestionsforbestworkingpracticeandshallinnowaytake
precedenceoverindividualresponsibilitiesorlocalregulations.
Duringoperationandotherworkwithamachineitisalwaystheresponsibilityoftheindividualtoconsider:
■Thesafetyofallpersonsconcerned.
■Thesafetyoftheunitandotherproperty.
■Theprotectionoftheenvironment.
Forinformationaboutthesafetysymbolsusedinthismanual,seesectionImportantuserinformation.
190TGB-1037-G1307Introduction1

IceDry800/1400
W W
WARNING! ARNING! ARNING!
-Theunitisnotintendedforuseinhazardous(classied)areaswhereexplosionsafetycompliantequipment
isrequired.
-Theunitmustnotbesplashedwithorimmersedinwater.
-Donotconnecttheunittoothermainsvoltagethanspeciedontheunit’sidenticationplate,seesectionMarking.
-Themainspowersupplyispermanentlyconnectedtothemainpowerswitchoftheunit.
-Donotoperatetheunitnearanyheat-generatingdevicesorammableanddangerousmaterials.
-Donotinsertngersoranyotherobjectsintotheairvents.
-Allelectricalinstallationsmustbecarriedoutbyaqualiedelectricianandinaccordancewithlocalregulations.
-Thedehumidiercanrestartautomaticallyafterapowercut.Alwayssetandlockthemainpowerswitchinthe
OFFpositionbeforecarryingoutanyservicework.
-Useonlyapprovedliftingequipmenttopreventaccidents.
-AlwayscontactMuntersforserviceorrepair.
2Introduction190TGB-1037-G1307

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1.4Marking
Figure1.1Locationoflabels
0919 190XXX XXXXX
0,72 kW
Max 5,4 kW
M unters Europe AB
Isafjordsgatan 1
164 26 Kista,Sw eden
M4,38 kW
M ade in Sw eden
Fabr.N o.
Fabr.year 2009
3 ~ 400V 50 H z
Type
IP 44
IceD ry800
Explanationof"Fabr.No"ontheidenticationplate:
09=yearofmanufacture,19=weekofmanufacture,190XXX=articlenumber,XXXXX=serialnumber
1.Identicationplate2.Dryairoutlet
3.Wetairoutlet4.Processairinlet
5.Reactivationairinlet
1.5Supervisionofoperation
Thedehumidieriscontrolledandmonitoredfromtheoperatorpanellocatedonthefrontoftheunit.
1.6Faultindications
Faultsareclearlyindicatedontheoperatorpanel.TheashingLEDsindicatewhichcomponentthat
requiresattentionformaintenanceorreplacement.
190TGB-1037-G1307Introduction3

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2Productdesign
2.1Productdescription
ThedesiccantdehumidiersintheIceDryserieshavebeendevelopedtoeffectivelydehumidifytheairin
coldstoresinordertominimisefrostandicebuild-up
Thedehumidierisequippedwithanencapsulatedrotorunit.Therotorcasingisconstructedofdurable
thermosetplasticandcontainsisolatedsectionsthatprovideaprecisebalanceforthedehumidication,
reactivationandheatrecoveryairows.
TheelectricalcontrolsystemcomplieswiththeEN60204(IEC60204)standards.Foroperating
temperature,seesection8.2,Technicaldata.
ThedehumidierismanufacturedinaccordancewithuniformEuropeanstandardsandestablished
requirementsforCE-marking.
2.2Principleofoperation
2
1
4
3
Figure2.1Principleofoperation
1.Processair
2.Dryair
3.Reactivationair
4.Wetair
Thedesiccantrotorismadeofacompositematerialthatishighlyeffectiveinattractingandretainingwater
vapour.Therotorisdividedintwozones.Theairowtobedehumidied,processair,passesthrough
therotor'slargestzoneandthenleavestherotorasdryair.Sincetherotorrotatesslowly,theincomingair
alwaysmeetsadryzoneontherotor,thuscreatingacontinuousdehumidicationprocess.
Theairowthatisusedtodrytherotor,reactivationair,isheated.Thereactivationairpassesthrough
therotorintheoppositedirectiontotheprocessairandleavestherotoraswetair(warm,moistair).This
principleenablesthedehumidiertoworkeffectively,evenatfreezingtemperatures.
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3Transport,inspectionandstorage
3.1Movingtheequipment
Thedehumidierisdeliveredonapalletandmustbehandledcarefully.Allpaneldoorsontheunitmustbe
closedduringtransport.Providedthatthedehumidierisstillsecuredtoitsdeliverypallet,itcanbemoved
usingafork-lifttruck.
Weightofthedehumidiercanbefoundinsection8,Technicalspecication.
3.2Packaginganddeliveryinspection
1.Checkthedeliveryagainstthedeliverynote,orderconrmationorotherdeliverydocumentationand
checkthateverythingisincludedandnothingisdamaged.
2.ContactMuntersimmediatelyifthedeliveryisnotcompleteinordertoavoidinstallationdelays.
3.Iftheunitistobeputintostoragepriortoinstallation,seesectionStoringtheequipment.
NOTE!Ifinstallationisnottobecarriedoutimmediatelyafterarrivaloftheequipment,itisadvisabletoleave
thepackagingmaterialinplaceonthedehumidier,ortore-usethepackagingmaterialtoprovidetemporary
protectionfortheunitduringlatertransportationtothesiteandduringinstallation.
4.Removeallpackagingmaterialfromtheunit,checkcarefullytomakesurethatnodamagehasoccurred
duringtransportation.
5.AnyvisibledamagemustbereportedinwritingtoMunterswithin5daysandpriortoinstallationof
theunit.
6.Disposeofthepackagingmaterialaccordingtolocalregulations.
NOTE!G3ltercartridgesforprocessandreactivationairareincludedinthedelivery.Onecartridgeismounted
onthedehumidierprocessairinletandoneontheoutsideofthecold-storageroom,inthereactivationairinlet.
3.3Storingtheequipment
Thefollowingisimportantifthedehumidieristobestoredpriortoinstallation:
■Placethedehumidierinanuprightpositiononahorizontalsurface.
■Protectthedehumidierfromphysicaldamage.
■Storethedehumidierundercoverandprotectitfromdust,frost,rainandaggressivecontaminants.
190TGB-1037-G1307Transport,inspectionandstorage5

IceDry800/1400
4Installation
4.1General
IceDrydehumidiersareintendedforinstallationincoldstoreswithambientairdowntominus25°C.
Theseconditionsrequirethatinstallationinstructionsarefollowedcarefullyasfaultyinstallationcanresult
inseriousoperationaldisturbances.
Iftheunitistobeputintostoragepriortoinstallation,seesection3.3,Storingtheequipment.
4.2Safety
W W
WARNING! ARNING! ARNING!
Themainspowersupplyispermanentlyconnectedtothemainpowerswitchoftheunit.Adjustments,
maintenanceandrepairsmustonlybecarriedoutbyauthorisedpersonnel.
W W
WARNING! ARNING! ARNING!
Thewetairoutletishot.Toavoidburnsfromunintendedcontact,makesureitisinsulated.
CA CA
CAUTION! UTION! UTION!
Thebuilt-inheaterrequiresacontinuouspowersupplytopreventfunctionaldisorder.Onlyswitchofftheunit's
powerincaseofemergency.
CA CA
CAUTION! UTION! UTION!
Condensationiseasilyformedontheinsideoftheductduetothehighhumidityofthereactivationair.Toavoid
condensation,theductworkmustbeinsulated
CA CA
CAUTION! UTION! UTION!
Activatethemainswitchforthedehumidierassoonastheunithasbeeninstalled.Thisallowsthebuilt-inheater
tooperateandpreventsinternaliceformation.
CA CA
CAUTION! UTION! UTION!
Beforestartingtheunit,thereactivationairinletandwetairoutletmustbethoroughlychecked.Anyicemustbe
removed.Toavoidmalfunction,itisimportanttohaveclearairpassagethroughouttheductwork.
CA CA
CAUTION! UTION! UTION!
Iftheprocessairowdamperisfullyopen,thehighcoldairdensityinthecold-storageroomcoulddamagethe
processairfan.
CA CA
CAUTION! UTION! UTION!
Failuretocorrectlyadjusttheprocessandreactivationairowscouldcausetheunittomalfunction.
4.3Siterequirements
Thedehumidierisadaptedtooperationinsidecoldstores.Thepermittedoperationaltemperatures
arefromminus25to0°C.Itisimportantthattheintendedinstallationsitemeetsthelocationandspace
6Installation190TGB-1037-G1307

IceDry800/1400
requirementsfortheequipmentinordertoachievethebestpossibleperformanceandfacilitateservicing.
Therefore,complywiththerecommendedservicespaces,seesection8.1,Dimensionsandservicespace.
NOTE!Theunitmustberemovedfromthecoldstoreatcertainserviceintervals.Haveextracablesforunit
connectionavailable.
4.4Mirrorhandedductconnections
Thefrontandbackpanelsareinterchangeable,sothattheconnectionsforprocessanddryairmaybe
situatedeitherontheleftorrightsideoftheunit.
Thedehumidiersaredeliveredwiththeprocessanddryairconnectionsontheleftsideoftheunit.Ifitis
requiredtothechangetheorientation,sothattheconnectionsareontherightsideoftheunit,proceed
asfollows.
W W
WARNING! ARNING! ARNING!
Ensurethatmainpowerisisolatedfromthedehumidierpriortochangingtheorientatinoftheprocessanddryair
connections.
B
A
C
D
E
F
1.Removethetwobolts(B)securingthefrontpanelandcarefullyremovethepanel.
2.Removethetwoboltssecuringtherearpanelandcarefullyremovethepanel.
3.Removethetwobolts(A)andwasherssecuringthecontrolandtoppanels,thencarefullyremovethe
toppanel.
4.Removethecableductcovers(C),re-routethecablesandtthecontrolpanel(D)ontotheoppositeside
oftheunit.Retthecableductcovers.
5.Loosentherotorstop(E)andthetwoltermonitors(F).Removethecableties.
6.Fittherotorstopandltermonitorsontheoppositesideoftheunit.Tiethecables.
7.Fitthefront,rearandtoppanelsintheirnewpositions.
190TGB-1037-G1307Installation7

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4.5Wheretoinstallthedehumidier
Selectaplacewherethedehumidiercausestheleastdisturbancetothecold-storageroomactivities,while
allowingformaintenanceworksuchasprocesslterreplacement.
Whentheunitisinstalledonabaseframe,thebaseframemustbedesignedinsuchawaythatitcaneasilybe
removedfromthecoldstore/freezer.Makesureopeningsforforkliftareincluded.
Thedehumidiermustbeplacedsothatthereisnoriskoftheprocessintakeandltericingup.Icenormally
formsnearthedoorsandair-locksofthecoldstorewherewarm,humidairowsin.
Installthedehumidierinsuchawaythatthereactivationairandwetairductsareasshortaspossible,max
1.5m.Seesection4.7,Installationexamples—coldstorageroom(freezer).
4.6Ducting
4.6.1Generalrecommendations
NOTE!Vibrationreduction.Ifthereisaneedtoforreductionofvibrationsfromthedehumidier,contactMunters
forinstructions.RefertostandardEN1299+A1:2008.
Duetothecoldsurroundingsandriskoffreezing,itisvitalthatallductingareinstalledaccordingto
instructions.Seealso4.7,Installationexamples—coldstorageroom(freezer).
Tofacilitateeasytransferofthedehumidieroutofthecold-storageroomforservice,allductconnections
shouldbeeasilydisassembled.Shouldthedehumidier,despitethisrecommendation,beinstalledinsucha
waythatitcannotbeeasilyremovedforservice,itisimportantthattheminimumservicespacerequirements
aremet,see8.1,Dimensionsandservicespace.Avapour-tightconnectionbetweenthewallandtheductisvital.
Preferably,polyurethanefoamshouldbeusedifthetemperatureissufcientlyhighduringapplication.
Wheninstallingductworkbetweenthedehumidierandtheinletandoutletconnections,thefollowing
recommendationsshouldbeobserved:
■Thelengthofductworkshouldbekeptasshortaspossibletominimisestaticairpressurelosses.
■Tomaintainperformance,allrigidprocessorreactivationairductworkjointsmustbeairandvapour
tight.
■Thedesignoftheductconnectionsshouldfacilitateeasydisconnectionoftheunitforserviceoutside
thecold-storageroom.
■Condensationeasilybuildsupontheinsideoftheductduetothehighhumidityofthereactivationair.
Toavoidcondensation,theductworkmustbeinsulated.
■Theprocessairductworkshouldbeinsulatedtopreventcondensationfromdevelopingontheoutside
oftheductwheneverthetemperatureoftheairwithintheductfallsbelowthedewpointoftheambient
airthroughwhichtheductworkisrouted.
■Thewetairleavingthedehumidierwilleasilycausecondensationontheinsideoftheductwallsdueto
thehighmoisturecontent.Thismustbeavoidedbyinsulatingtheducts.
■Ensurethataccessforoperationandservicingisnotrestrictedwhendesigningandinstallingducting.
Formoreinformation,seesection8.1,Dimensionsandservicespace.
■Toreducenoiseand/orvibrationbeingtransmittedalongrigidductwork,goodquality,airtightexible
connectionsshouldbetted.
■Ductsmounteddirectlyontothedehumidiershouldbeadequatelysupportedtominimisetheloadand
stressduetotheweightandmovementoftheducting.
8Installation190TGB-1037-G1307

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■Dampersforbalancingtheairowmustbeinstalledinthereactivationairinletduct.Correctairows
areessentialformaintainingtheoperatingefciencyoftheunit.Forairowadjustmentdetails,see
section4.11,Airowcheckandadjustment.
■Processairpressureandowareadjustedusingtheprocessairfan'sfrequencyconverter.Ifthisisthe
case,itisnotnecessarytohaveadamperinthedryairduct.
■Thetotalresistanceintheprocessandreactivationductworkmustnotexceedtheperformancerating
ofthefansttedinthedehumidier.Fordetailsofminimumavailablestaticpressure,seechapter
8.2,Technicaldata.
4.6.2Processairinlet
Thedehumidierhasanexternallterboxfortheprocessairinlet.Ifthereisariskoftheprocessairlter
icingup,aductshouldbeconnectedtoretrieveprocessairfromadrylocation5-10metresfromthedoor
opening.Thelterboxcanthenbemovedtotheinletsideoftheduct.
4.6.3Dryairoutletduct
Channeloutthedryairfromthedehumidieranddistributeitsothatitmixeswiththewarm,humidairthat
normallyentersthecoldstoreabovethedoorsandair-locksthatareopenedregularly.Installanadjustable
damperintheduct.
4.6.4Reactivationairintake
Placethereactivationairintakeandlterboxoutsidethecoldstore.Mountthelterboxdirectlyonthewall.
Theducttothedehumidierreactivationairintakeshouldbeatmost1.5metreslong,andmustbeinsulated
topreventicebuild-up.Thisalsoappliestothesectionofductpassingthroughthewall.Anadjustable
damperisinstalledintheduct.
Topreventtheoutgoingwetairhumidifyingtheincomingreactivationair,thereactivationairintakemustbe
positionedatleast2metresfromthewetairoutlet
A.Reactivationair
B.Wetair
1.Filterbox
2.Condensatedrains
~ 0,5 m 1
3
A
B
2
Min.
2,0 m
2
Figure4.1Inletforreactivationairandoutletforwetair.
3.Vapour-tightgrommet
190TGB-1037-G1307Installation9

IceDry800/1400
4.6.5Ductworkforwetairoutlet
Thewetairductmustbemadeofplasticoranothercorrosionresistantmaterial.Itmustbeabletohandle
temperaturesbetween-30°Cand75°C,benomorethan1.5metreslongandbeinsulatedtopreventice
formation.Thisalsoappliestothepartoftheductpassingthroughthewall.
Becauseofitshighmoisturecontentthewetairleavingthedehumidierwillcondenseontheinsideof
theductwalls.Duetothelowambienttemperaturethereisariskoficeformation.Thewetairductmust
thereforebeinsulated.
■Horizontalductsmustbeinstalledwithaslightdecline(awayfromthedehumidier)todrainaway
possiblecondensation.Thedeclinemustbeatleast2cm/mofduct.
■5mmdrainholesshouldbemadeatlowpointsoftheducttopreventwateraccumulationintheduct.
■Topreventtheoutgoingwetairfromhumidifyingtheincomingreactivationair,thewetairoutletmust
beplacedatleast2metresfromthereactivationinlet.SeeFigure4.1.
NOTE!Alwaysdrillthedrainholesontheoutsideofthecoldstorage/freezerroomwall.
W W
WARNING! ARNING! ARNING!
Thewetairoutletishot.Toavoidburnsfromunintendedcontact,makesureitisinsulated.
10Installation190TGB-1037-G1307

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4.7Installationexamples—coldstorageroom(freezer)
Muntersrecommendsthefollowinginstallations.Ifindoubt,contactMuntersforadvice.
Notetheservicespacerequirementsinsection8.1,Dimensionsandservicespace.
A
B
Figure4.2Positionabovedoor/airlock
A.ProcessairinletB.Dryairoutlet
2 - 3 m
Figure4.3Positionbehindscreen.
190TGB-1037-G1307Installation11

IceDry800/1400
5 - 10 m
Figure4.4Positionfarawayfromdoor/airlock.
5 - 10 m
Figure4.5Processairductfarawayfromdoor/airlock.
CA CA
CAUTION! UTION! UTION!
Activatethemainswitchforthedehumidierassoonastheunithasbeeninstalled.Thisallowsthebuilt-inheater
tooperateandpreventsinternaliceformation.
Theopeningsofinletandoutletductsmustbewellsealedduringinstallationandoperationstops,whenthe
dehumidierisnormallyswitchedoff.Thispreventsiceformationinductsanddehumidiercausedby
unintendedventilationandlowtemperatureinthecold-storageroom.
12Installation190TGB-1037-G1307

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4.8Electricalconnections
W W
WARNING! ARNING! ARNING!
Allelectricalinstallationsmustbecarriedoutbyaqualiedelectricianandinaccordancewithlocalregulations.
Allunitsaredeliveredcompletewithallinternalcablinginstalledandconguredtothevoltageand
frequencygivenontheIDplate.
NOTE!Supplyvoltagemustnotvarymorethan10%ofthespeciedoperatingvoltage.
Theunitmustbeadequatelyconnectedtoearth.
Forconnectiondetails,refertotheIDplate,Electricalcircuitdiagramsorsection8.2,Technicaldata.The
connectioncableandmainfusesmustbesuitabletotheunitbeinginstalled.
Connecttheunitwithaexiblecabletoawallmountedsocket.Thiswaytheunitcaneasilybedisconnected
fromthepowersupplybyremovingtheplugfromthesocket.
190TGB-1037-G1307Installation13

IceDry800/1400
4.9Pre-startsettings
Ondeliverytheoperationalparametersaresetforuseinacoldstore.
Theapplicationdoesnotrequiretheconnectionofexternalsensorsorexternalinput/outputsignals.
4.10Pre-startchecks
W W
WARNING! ARNING! ARNING!
Themainpowersupplyispermanentlyconnectedtothemainpowerswitchoftheunit.Adjustments,maintenance
andrepairsmustonlybecarriedoutbyauthorisedpersonnel.
Beforestartingthedehumidierforthersttime,ensurethatthemainpowersupplyisisolatedfromthe
dehumidierandcarryoutthefollowingchecks:
1.MakesurethatthemodeselectorswitchonthedehumidierisintheOFFposition..
2.Makesurethattheairintakeltersareundamagedandproperlytted,andthatallareasinsidetheunit
arecleanandfreefromice.
3.Visuallyinspectallductingandductconnectionstomakesurethatallconnectionshavebeencorrectly
installedandthattherearenosignsofdamagetothesystem.Alsocheckthatallductsarefreefrom
obstaclesblockingtheairpassage.
4.Checkthattheincomingpowersupplyvoltageiscorrectandthatthecablesarecorrectlyconnected.
5.Afterconnectingtheprocessfantopower,checkthefanturningdirection.
6.Openthedehumidier'sfrontpanel.
7.Startthedehumidierandcheckthatthefanisturning.
8.Switchoffthedehumidierandcheckthefanjustbeforeitstops.Makesureithasaclockwiserotation
9.Makesurethattheunit'spowersupplyandmainswitchareonassoonastheunithasbeeninstalledinthe
cold-storageroom.Ifnot,checkifthereisiceintheunit.
10.Setthedamperforthereactivationairowfullyopen.
11.Setthedamperfortheprocessairow50%open.
CA CA
CAUTION! UTION! UTION!
Iftheprocessairowdamperisfullyopen,thehighcoldairdensityinthecold-storageroomcoulddamagethe
processairfan.
CA CA
CAUTION! UTION! UTION!
Beforestartingtheunit,thereactivationairinletandwetairoutletmustbethoroughlychecked.Anyicemustbe
removed.Toavoidmalfunction,itisimportanttohaveclearairpassagethroughouttheductwork.
14Installation190TGB-1037-G1307

IceDry800/1400
4.11Airowcheckandadjustment
ContactMuntersServicefordehumidierinstallationandadjustment.TheaddressestoMunterscanbe
foundonthebackpageofthismanual.
CA CA
CAUTION! UTION! UTION!
Iftheprocessandreactivationairowsarenotproperlyadjusted,theunitcanmalfunction.Theairowmustbeset
tomaximum10%abovethespeciednominalvaluelistedinsection8.2,Technicaldata.
1.Byadjustingthedampersinstalledinthedryairoutletandreactivationairinletducts,theprocessand
reactivationairowscanbechangedtotherequiredsetting.
2.Startthedehumidierforapproximately10minutestoallowthereactivationheatertoreachitsnormal
operatingtemperature.Seesection5.5,Operatingtheunit.
3.Checkthatthetemperaturedifferencebetweenreactivationairdownstreamoftheheater,andthe
regenerationtemperatureisapprox.95°C(tolerancelimitis±5°C).
4.Ifthetemperaturedifferenceliesoutsideofthetolerancelimit,thereactivationairdampercanbe
adjustedinsmallsteps(whichcausesthetemperatureindicatortostabiliseaftereachadjustment)until
reactivationtemperatureiswithinthespeciedtolerances.
Example:
Inletairtemperature=15°C
Reactivationairtemperature=110°C
Temperatureincrease=95°C
190TGB-1037-G1307Installation15

IceDry800/1400
5Operation
5.1General
ThedehumidierisequippedwithanoperatorpanelthatcontainsmodeswitchandLEDindicators.The
modeswitchoftheoperatorpanelhastwooperatingmodes:
MAN(Manualmode):
Thedehumidiersfans,rotorandreactivationheateroperatecontinuouslywithfullcapacity.
AUT(Automaticmode)-notapplicable.
5.2Safety
W W
WARNING! ARNING! ARNING!
Inthecaseofapowercut,thedehumidierwillrestartautomaticallywhenthepowersupplyisrestored.
CA CA
CAUTION! UTION! UTION!
Atinitialstart-uporwhenrestartingafteraservicestop,themainpowerswitchmusthavebeenonforatleast12
hoursbeforestarting.Thisisnecessarytoremoveanyicebuild-upinsidetheunit.
CA CA
CAUTION! UTION! UTION!
Beforestartingtheunit,thereactivationairinletandwetairoutletmustbethoroughlychecked.Anyicemustbe
removed.Toavoidmalfunction,itisimportanttohaveclearairpassagethroughouttheductwork.
CA CA
CAUTION! UTION! UTION!
Topreventdamagetothefans,theunitmustnotberunforlongerthanafewminutespriortosetting-uptheprocess
andreactivationairows.
CA CA
CAUTION! UTION! UTION!
Donotturnoffthemainpowerswitch.Thiscanleadtoiceformationandmalfunctionofthedehumidier.
5.3Quickstop
Themodeswitchisusedtostartandstoptheunitinnormaloperation.Incaseofanemergency,usethemain
powerswitchonthedehumidier,seesection5.4,Operatorpanel.
CA CA
CAUTION! UTION! UTION!
Onlyusethemainpowerswitchtostoptheunitinthecaseofanemergency.Thenormalshutdownsequencewill
notbefollowed.Thefansstopandtheheatercanbeveryhot,whichcanresultindamagetotheheaterandother
componentsclosetoit.
16Operation190TGB-1037-G1307