IsolAir

CHILLEDROOMAIRCURTAIN
IsolAir
IsolAirchilledroomaircurtain
Climateseparationwithoutheating
Optimalclimateseparation
TheBiddleIsolAirchilledroomaircurtainistheperfect
solutionforinternalclimateseparationwhereheatingisnot
required.Whenabuildingconsistsofseveralclimatezones,
anopeninsidedoorleadstoairdisplacementandasa
consequenceenergyloss.AnIsolAiraboveanopendoor
providesaveryefficientclimateseparationbetweenthetwo
areasatthelowestenergyconsumption.
Easylogistics
Byseparatingtheclimate
zones,theIsolAirmakesit
possibletokeepthedoor
openwhilstmaintaining
thetemperaturesineach
climatezoneataconstant
level.Theaircurtainwill
contributetocomfortable
workingconditions
becauseitpreventsair
displacement.TheIsolAir
canmaintaintheroom
temperaturewithoutthe
needforastripcurtainor
arollershutterdoor.The
entranceiskept
accessiblefortransport
withsaferandfaster
logisticsandeasytraffic
movementsasaresult.
Applicationareas
Theaircurtainisspecificallydesignedforinternalclimateseparation,whereclimatezonesare
moreorlessconstant.TheIsolAirisappliedinchilledroomsofproductioncompaniesand
distributioncentresandinsmallcoldstoresinsupermarkets.
IsolAirchilledroomaircurtain
Trendydesign
TheIsolAirhasatrendydesigninlinewiththelatestdevelopmentsinthesector.ThenarrowshapeoftheIsolAirmakestheair
curtainverysuitableforsmallerapplications.
BenefitsIsolAir
Optimalclimateseparation
-efficientseparationbetweenrooms
-comfortableworkingconditions
-energysavings
Easylogistics
-accessibleentrance
-saferandfastertransport
Andevenmore....
-specialdesignforsmallerapplications
IsolAircontrol
Semi-automaticcontrol
TheIsolAiraircurtainissitedaboveaninsidedoorwithminimaltemperaturefluctuationsbetweenthetwoareas.These
fluctuationscanbecontrolledproperlywithtwopositionsofthecontrol.Thecontrolconsistsofanexternalcontrolbox,aroom
thermostatandadoorswitch.Thethermostatisalwaysmountedonthewarmside.Dependingonthetemperaturedifference
measuredbytheroomthermostat,thecontrolboxautomaticallyswitchesbetweenthetwopositions.TheIsolAiralways
operatesattheoptimumoutput,withahighseparationefficiencyasaresult.
Inthegraphbelowthelinesshowthepoweroftheairstreaminsixpositions.TheIsolAirmakesitpossibletoswitchbetween
twoofthesixpositions.Thesetwopositionsarepre-set.Thechoiceofthepositionisbasedonthedoorheightandthe
temperaturedifference(∆T)oftheareas.Foranoptimalseparationefficiency,theIsolAirshouldalwaysbesettoahigher
positionthanthepointbasedonthecalculation.
Example
Thedoorheightis3meters,thetemperatureinthechilledareais6°Candthetemperatureinthehallis20°C.Inthiscase,
thetemperaturedifferenceis14°C(∆T14°C).Ata∆T14°C,thecorrectpositionis2(redline).Whenthetemperature
differencegetshigherthan∆T16°C,andthusrisesabovetheredline,theaircurtainwillbeswitchedtoposition3(purple
line).Forsmallcoldstores,pleasecontactoursalesdepartment.
Automaticallyonandoff
WiththedoorswitchtheIsolAircanbeswitchedonoroffautomaticallywhenthedooropensorcloses.
Controlofmultipleunits
Withonecontrolboxadoorwidthof4meterscanbecovered.
IsolAirtechnology
DoubleRectifier
Anaircurtainaboveanopeninsidedoorprovidesclimateseparationofthetworooms.Whilst
developingtheIsolAir,Biddlechosetouseitswell-knownoutletdischargepattern,theDouble
Rectifier.TheIsolAirisequippedwithradialbackwardcurvedfanswhichhomogeneously
distributetheairacrossthewholedischargeopening,producinghighefficiencyandcomfort
levels.
Ifaconventionalaircurtainwithoutarectifierdischargesairatthesamevelocityasaunitwith
aDoubleRectifier,thedownwardpenetrationistangiblyless.Theairstreamdoesnotreach
thefloor,andtheopendoorisnotcoveredoffproperly.Consequencesincludedraught,loss
ofenergyandcomfortcomplaints.
Ambientaircurtainwithoutrectifier
Ambientaircurtainwithrectifier
Excellentdownwardpenetration
TheDoubleRectifierhasverticalfinsmountedontopofthehorizontalfinstostreamlinetheair
flowinabetterway,resultinginanexcellentdownwardpenetration.TheIsolAirmakessure
theair,whichisabouttoflowoutthroughtheopendoor,staysintheroom.TheDouble
Rectifier,whichminimizesturbulenceinthedischargeairstreamandsurroundingair,ensures
thattheairmovementgeneratedbythefans,isdirecteddownwardinadeeplypenetrating
laminarairstream.Asaconsequencetheenergyconsumptionisreducedandcomfortlevels
areincreased.
IsolAirpossibilities
Options
Lengths
TheIsolAirisavailableinthelengths:150,200and250
cm.
Medium
TheIsolAirisanambientunit,itdoesnotcontainaheating
coil.
Controloptions
TheIsolAirissuppliedwithatwo-stepcontrol.Withthetwostepcontroltwounitscanbecontrolledwithamaximum
doorwidthof4meters.
Installationposition
Theaircurtainisinstalledhorizontallyabovethedoor,
coveringthefullwidthofthedoorway.Theunitshould
alwaysbepositionedasclosetothedooraspossible.In
casethesituationdoesnotallowapositionclosetothe
door,Biddleoffersoptionalsideshields.
Modulardesign
ThemodulardesignoftheIsolAirfacilitatestheinstallationof
multipledevicesnexttoeachother,inordertocoverall
doorwidths.
Easytomountandclean
ThevariouspartsoftheIsolAirareveryeasytoaccess,
makingiteasytoinstall,maintainandclean.Theunit
containsaminimumof‘internalobstacles’,resultingina
smoothairflowthroughtheunitinwhichdusthaslittle
chanceofcollecting.
Colors
TheIsolAiraircurtainisstandardavailableintwocolor
combinations(RAL5011/RAL9006andRAL
9016/RAL9006)andinStainlessSteel.OtherRALcoloursareavailableuponrequest.
IsolAirdelivery,accessories&specifications
Delivery&accessories
Standarddelivery:
Twosuspensionbracketsforhorizontalinstallation
Couplingplateandcouplingbracket
Controlbox
Roomthermostat
Doorcontactswitch
Optional:
Sideshields
Specifications
Casing
Thecasingandtheinletgrillearemanufacturedfromzinc-platedsheetsteel,extra
strengthenedtominimisedeformationsandvibrations,andhaveafull-polyesterpowder
coating.
Motor/fanassembly
Theradialbackwardcurvedfansaremountedinthecasingsuchthattheycausenovibration.
EachfanisdrivenbyarotormotorwithACtechnology.Thefancasingismanufacturedfrom
aluminiumandtheimpellerismadeofplastic.ThemotoroftheIsolAirisprotectedagainst
overheating.ThefanoftheunitisIP44classified.
IsolAirconnections
Electricalconnections
Semi-automaticcontrol
1. Controlbox
2. Doorswitch
3. Roomthermostat
Technicaldata
IsolAir150
unitlength
doorheight
electricalsupply
max.inputcurrent
max.inputpower
max.specificfanpower
weight
speed
airvolume
powerconsumption
soundpressurelevelat5m
m
m
V/ph/Hz
A
kW
W/l/s
kg
m3/h
kW
dB(A)
1,5
3-6
230/1/50
1,7
0,38
0,25
74
1
2216
0,14
39
m
m
V/ph/Hz
A
kW
W/l/s
kg
m3/h
kW
dB(A)
2
3-6
230/1/50
2,3
0,5
0,25
98
1
2954
0,19
41
m
m
V/ph/Hz
A
kW
W/l/s
kg
m3/h
kW
dB(A)
2,5
3-6
230/1/50
2,8
0,63
0,25
123
1
3692
0,24
42
2
2630
0,17
43
3
3193
0,21
47
4
3840
0,25
52
5
4585
0,29
57
6
5490
0,38
62
2
3506
0,23
44
3
4257
0,28
48
4
5120
0,33
53
5
6114
0,39
58
6
7319
0,5
63
2
4382
0,28
45
3
5321
0,35
49
4
6400
0,41
54
5
7642
0,48
59
6
9149
0,63
64
IsolAir200
unitlength
doorheight
electricalsupply
max.inputcurrent
max.inputpower
max.specificfanpower
weight
speed
airvolume
powerconsumption
soundpressurelevelat5m
IsolAir250
unitlength
doorheight
electricalsupply
max.inputcurrent
max.inputpower
max.specificfanpower
weight
speed
airvolume
powerconsumption
soundpressurelevelat5m
Dimensionalsketches
IsolAir
Dimensionalsketches
Index
Thecorrespondingnumbersinthedimensionalsketchareexplainedbelow:
57-Lead-throughelectricalwiring
!!"#$%!&'()!%((
*
+
,-+.
/-+.