air heater - AB Tehnic

AIRHEATER
NOZ2
NOZ2airheater
Energy-efficientheatsourceprovides
comfortinlargerooms
Whenitcomestoprovidinglarge,andoftenhighbuildings,withthebestpossiblesourceofefficientheatingBiddlehasthe
solution;anairheaterthateasilysurpassesotherairheaters.Combininghighenergysavingswithacomfortableworking
environmentisachallengethattheNOZ2takesonwithverve.TheNOZ2meetstheserequirementswithitscompelling
customerbenefitssuchasoptimaldistributionofair,minimallossofheatandfullyautomaticcontrol.
BiddleNOZ2airheater:
optimalairdistribution&minimalheatloss
Conventionalceilingandwallheaters:
largetemperaturedifferences&highheatloss
Energy-savingclimatecontrol
TheNOZ2airheateristheidealenergy-efficientsolution.
TheNOZ2minimisestemperaturedifferencesintheroom
andheatlosstotheoutsideenvironment.Warmairnaturally
risesuptotheceiling.Adjustablenozzlesgraduallyredistributethewarmairfromtheceilingtothefloorlevel.
Warmairisdischargeddownwardthroughthenozzleswith
highvelocityandinducesmovementofthesurroundingair.
Asaconsequenceheatedairisdistributedoptimally
throughouttheroom.TheNOZ2hasalargeinfluencearea,
whichmeansfewerdevicesmayberequired.The
temperatureatthetopoftheroomdropsconsiderablyby
usingtheinducingeffectoftheNOZ2.Asaresult,less
heatedairescapesoutsideviatheroofandwalls,which
resultsinconsiderableenergysavings.Furthermoreon
average15%lesspowerisconsumedtoheatuptheroom
thanwithconventionalheatingdevices.
Automaticheatingwhereneeded
WhentheNOZ2isfittedwithautomaticcontrolsitconstantly
maintainsthesettemperature.Thenewenergyefficient(EC)
fanshavesteplesscontrol,whichensuresthefanrunsat
theoptimumspeed.TheNOZ2energyefficiencyisfurther
enhancedbyusingthefanstoprovidedestratificationso
thatthewarmairatceilinglevelisre-usedtoautomatically
maintainacomfortableworkingenvironmentatfloorlevel.
Allthisisachievedwithoutanyneedfortheusertoadjust
thecontrols.
NOZ2airheater
BenefitsNOZ2
Energy-savingclimatecontrol
-Powerconsumptionreducedby15%
-Optimalairdistribution:largeinfluencearea&
fewerdevices(adjustablenozzles)
-Efficientre-useofenergy
-Minimisedheatloss
Automaticheatingwhereitisneeded
-Comfortableindoorclimate
-Highairdisplacementduetoinductioneffect
-Alwaysatthecorrectsetting(automaticcontrol)
Andevenmore….
-HighperformancesteplessEC-fans
-Automaticcontrol(optional)
-Adjustabledischargepattern
-Easytooperate&maintain
-Modelsavailableforwaterheating,ambient,gasand
ventilationapplications
Variousheatsources
TheNOZ2canbeconfiguredtobesuitableforanydesiredheatingsourceincludingwater
heating,ambient,gasand/orventilationmodels.
Applications
TheNOZ2airheatersaresuitableforroomsfrom4to16minheightsuchasfactories,
storagerooms,warehouses,DIYshopsandsportshalls.
Leadingreferences:
AKZONobel
DaimlerChrysler
Edeka
Ford
Grolsch
MAN
Netto
Opel
NOZ2automaticcontrol
Automaticcomfortandenergysavings
Inlargeandhighspaces,variableconditionsbothinsideandoutsidethebuildingoftenresultinaclimatewhichisdifficultto
control.Theeffortlessrealisationofacomfortableindoorclimateatthelowestpossibleenergycostsisanidealscenariofor
manycompanies.ThefullyautomaticBiddleNOZ2airheatermakesthispossible.
Constantandoptimal
Theindoorclimateisautomaticallycontrolledbasedontheroomtemperaturesetbytheuser.
TheheatoutputandfanspeedoftheNOZ2areautomaticallyadjustedsothattheunitis
alwaysoperatingatthedesiredsettingnomatterthecircumstance.Aconstant,optimaland
energyefficientindoorclimateistheresult.TheautomaticNOZ2airheaterprovidesthebest
possibleairdistributionandminimumheatlosswithoutrequiringtheusertomakeany
changesoradjustmentstoachievethis.
Touchscreenandintelligentcontrol
TheautomaticcontroloftheNOZ2containstwowell-knownBiddlefeatures:theintelligent
CHIPStechnologyandtheb-touchuserfriendlytouchscreencontrolpanel.Bycombining
datafromvarioussensors,theCHIPStechnologyensuresthattheairheateralwayshasthe
bestpossiblesetting.
IntelligentCHIPS-technology
TheautomaticcontrolwithCHIPStechnologyisconstantlysearchingforthebestpossiblemixofairvolumeandheatforthe
correctoperationoftheNOZ2.TheCHIPStechnologyadjuststheseindependentlyofeachothertosuitthevarioussituationsin
theroom.
1. b-touchcontrolpanel
2. roomtemperature
sensor
3. dischargetemperature
sensor
NOZ2automaticcontrol
CHIPS-technology
Optimalanddirectedairdistribution
Toachievetheidealairdistribution,itisveryimportanttoset
thenozzlesatthecorrectangle.Dependingonthefloorarea
tobeheatedandtheheightoftheroom,theinstallation
heightandthenozzleangleneedtobeprogrammedintothe
b-touch.Airspeedwillthenbecontinuouslyadjusted
basedonthetemperaturedifferencebetweenthe
dischargedair(3)andthemeasuredroomtemperature(2)
atfloorlevel(1.5m).Inthisway,theairdistribution
(destratification)throughouttheroomisoptimisedandtheair
willalwaysreachthefloor.
Comfortableindoorclimate
Heatisregulatedbasedontheroomtemperaturesetonthe
b-touch(1).Theintelligentsoftwareintheintegratedroom
temperaturecontrolaccuratelydetermines(sensor2)the
heattobeaddedinordertomaintainthedesiredroom
temperatureatfloorlevel.First,useismadeofavailable
heatfromahighlevelintheroom.Next,thewatervalve
preciselyregulatesthequantityofheatinordertomaintain
thesettemperatureatfloorlevel.Therequiredairvolumeis
automaticallyadjustedaccordingly.
Sufficientairspeedinordertoreachthegroundandsufficientheatinordertoheattheinducedairinsuchawaythat
thedesiredroomtemperature(comfort)isreached.
Conventionalcontrolledairheater
Regardingconventionalairheatersonlythespeediscontrolledmanuallyorautomatically.Inthiswaytheairvolumeandheat
areinterlinked.Incontrast,theBiddleautomaticcontrolregulatestheairvolumeandheatindependentlyofeachother,which
ensuresanidealsituation.
NOZ2automaticcontrol
b-touch
Theuser-friendlyb-touchcontrolpanelhastheabilitytosetallNOZ2functions,suchasswitchingtheuniton/offandadjusting
roomtemperature,butalsosituation-specificsettings.BecausetheintelligenceoftheautomaticNOZ2isintegratedintheunit,
theNOZ2canalsofunctionwithouttheb-touch.Theb-touchisthenusedasaservicepanel.Theb-touchoffersthefollowing:
manualandautomode
programmabletimer
touchscreencontrol
statusdisplay
4languagenavigationmenu:English,Dutch,GermanandFrench
convenientconfigurationwizardfortherequiredonsitesettings
screensecuritywithpersonalPINcode
possibilityforintegrationofcompanylogo
easytobeputoutsidetheroomorinacasing
Analysistool
Theb-touchhasanUSBportatthebottomforexportinguserdata,importingandexportingsettingsandupdatingnewsoftware.
ThisofferstheusertheopportunitytomonitortheoperationoftheNOZ2and,whennecessary,toadjustsettings.
NOZ2airheater:
foracomfortableindoor
climate
NOZ2automaticcontrol
Andmore...
Modbus
TheautomaticallyregulatedNOZ2hastheabilitytocommunicateusingtheModbusprotocol.
ThismakesremotecontrolwithaBMSsystemquiteeasy.TheModbusandtheb-touchcan
beusedinparallel,sothatlocalcontrolandremotecontrolcanoccursimultaneously.
Energyefficiency
TheNOZ2issuppliedasastandardwithenergyefficientECfans,enablingsteplesscontrol.
ComparedtotraditionalACfansthiswillleadtoconsiderablesavings.
Controlofmultipleunits
Asingleb-touchcanbeusedtoregulateamaximumof5units.Whenventilationisprovided,
eachunitmustbeequippedwithab-touchcontroller.
Benefits
Automaticcontrol
-Self-regulating:alwaysmaintainstherightsettings
-Aconstantlycomfortableindoorclimate
-Mostenergyefficientclimatesolution
Touchscreenandintelligent
-b-touchcontrolpanel
-BestpossiblesettingduetoCHIPStechnology
Andmore...
-Steplesscontrol(ECfans)
-CommunicationbyBMS/Modbuspossible
NOZ2technology
Theairjetcauses
Optimumairdistributionby
induction
TheNOZ2isequippedwithsixindividuallyadjustablenozzles.Thenozzlesdeterminetheair
directionandthusthedepthandtheareaofinfluenceoftheairheater.Warmairisblownout
throughthenozzlesathighspeed.TheairjetfromtheNOZ2drawsinthesurrounding,
stationaryair,sothatagoodmixtureofairisachieved.Thisistheinductiveeffectoftheair
heater.Theheatisquicklyandevenlydistributedthroughoutthelargespace.Asaresult,
outsideheatlossthroughtheceilingandwallsisminimised.Duetothestronginductiveeffect,
theinductionairflowrateof10timestheprimaryairdisplacement,thetemperaturegradientis
only0,25°Cpermetrecontrarytoconventionalairheaters.Thelargeareaofinfluenceofthe
NOZ2isoneofthereasonswhyfewerunitscancomfortablyheatalargespace.
surroundingstagnantairto
move(induction)
Benefits
Induction
-Quickandevenairdistributionthroughouttheroom
-Minimumheatlossthroughceilingandwalls
-Lowtemperaturegradient(minimumdifferencein
temperature)
-Largeairdisplacementduetoinduction
-Fewerunitsduetolargeareaofinfluence
NOZ2basiccontrol
b-control
Steplesscontrol
Theb-controlisamanual0–10Vpotentiometer,whichiscontinuouslyvariableandcanbe
easilysettothedesiredfanspeed.Whenusingthebasiccontrolitisnecessarytomanually
adjusttheNOZ2throughoutthedaytocompensateforchangesintheenvironmentand
outsidetemperatures.
Automaticonandoff
UseoftheoptionalroomthermostatenablestheNOZ2tobeautomaticallyswitchedonin
ordertoobtainthesetroomtemperatureandoffoncetheroomtemperatureisreached.
Energyefficiency
TheNOZ2issuppliedasastandardwithenergyefficientECfansasstandard,enabling
steplesscontrol.ComparedtotraditionalACfansthiswillleadtoconsiderablesavings.
Controlofmultipleunits
Asingleb-controlcanbeusedtocontrolamaximumof5units.
Benefits
b-control
-Steplesscontrol(0–10V)
-Automaticon/off(bymeansofaroomthermostat)
-Easytooperate
-Controlofmax.5units
NOZ2possibilities
Asuitablesolutionforeverysituation
Possibilities:
Suspendedceilingmodel
Forceilingheightsbetween4and16m
Recirculationand/orventilationunit
Twomodels:NOZ225(smallrange)enNOZ250(large
range)
SupplyNOZ225:230VandNOZ250:400V
Heatsource:
Water:seebelowforpossibilities
Ambient:withoutheating
Gas:withtheexceptionofNOZ250(information
availableuponrequest)
Controloptions:
Automaticcontrolwithb-touchcontrolpanelandCHIPS
technology
Basiccontrolwithb-control(0-10V)
BMS:Modbuscommunication
Standardcolours:
CombinationRAL5011/9006
RAL9006
OtherRALcoloursavailableonrequest
Typesofwatercoils:
Standard:H2(2-row),H3(3-row)andH6(6-row)
TheNOZ2withautomaticcontrolcanbeprovidedformanywaterranges(max.watertemperature120°C/16bar).The
dischargetemperatureislimitedbythecontrolto50°C.Inthecaseofanuncontrolledbasicmodel,considerationshouldbe
giventothemaximumtemperaturesof90/70°CfortheH2,80/60°CfortheH3and60/40°CfortheH6.
Onrequest:H1p(1-row)
Suitableforhighwatertemperatures(130/110°C,150/130°Cand175/155°C)andforhighpressure(max.23,8bar).
Deliveredwithweldedflanges.
NOZ2selection
FortherightNOZ2
TherearetwomodelsavailableintheNOZ2range.Themodelsaredesignedtobemountedatdifferentheightsasshowninthe
tablebelow.
NOZ225
NOZ250
Mountingheight1
2,8–8,5m
3,5–14m
Influencearea
100–400m2
200–800m2
1Themountingheightismeasuredfromthebottomoftheunittothefloor.
Idealdischargedirection
Tooptimisethedistributionofthedischargedair,thenozzlescanbeadjusted.Theidealdischargedirectiondependson
theinfluenceareaandthemountingheight.ThesetwofactorshaveasignificantinfluenceontheselectionoftheNOZ2.
Representationofthemountingheight(H)andthediameteroftheheatedfloorarea(D).
ThecompletionofthebelowstepswillleadtotheidealdischargedirectionandthecorrectselectionoftheNOZ2.
1.Influencearea(heatedfloorarea)
Basedonthedimensionsoftheroom,thediameter(D)oftheheatedfloorareawillbedetermined.Duetotheinducingeffectof
theNOZ2alargerareawillbeheatedthanthediameteroftheheatedarea.
2.Mountingheight
Themountingheight(H)isthedistancebetweenthefloorandthebottomoftheunit.
3.Idealdischargedirection
Bymeansofthetableonthenextpagethecorrectnozzleangle(α)canbeselected.
4.ModelandnumberofNOZ2airheaters
BymeansofthetableonthenextpagetheNOZ2modelandthenumberofdevicescanbeselected.
5.SelectionNOZ2
Theselectiondependsontheappliedheatsource(water,ambientorgas),thedesiredroomtemperatureandthepower
consumption(kW).ThefinalselectionoftheNOZ2isbasedonthetechnicaldata.
NOZ2selection
Dischargedirectionandselection
Duetothestronginductiveeffect,theinductionflowrateis10timestheprimaryairdisplacementandthetemperaturegradient
isonly0,25°Cpermetrecontrarytoconventionalairheaters.ByapplyingaNOZ2onaverage15%willbesavedonthe
powerconsumption(kW)(basedonanofficialheatlosscalculation).
Nozzleanglebasedonmountingheightanddiameteroftheheatedfloorarea
D[m]
H[m]
3
4
5
6
7
8
9
10
11
12
13
14
10
12,5
15
17,5
20
22,5
25
27,5
30
32,5
42
50
-
36
44
50
-
31
39
45
50
-
27
34
41
46
50
-
24
31
37
42
46
50
53
-
22
28
34
39
43
47
50
53
-
26
31
36
40
44
47
50
53
-
24
29
33
37
41
44
47
50
53
-
22
27
31
35
39
42
45
48
50
52
-
20
25
29
33
36
40
43
45
48
50
52
ExampleNOZ2selection
Roomdata:
Dimensions:30x15m,height:6m
Roomtemperature:15°C
Waterrange:80/60°C
Heatloss(conventional):54kW
NOZ225
NOZ250
Steps:
1.D=15or30(dependingonNOZ2model)
2.H=5m
3.α=45or27(dependingonNOZ2model)
4.2xNOZ225or1xNOZ250
5.kW=46(-15%comparedtoconventionalairheaters)
2xNOZ225or1xNOZ250
BasedontheNOZ2technicaldata(withanairinlettemperatureof15°C)thebelowmaximalheatingcapacitiesapplyforeach
model.BecausetheNOZ225withtheH2heatingcoiljustdoesnotmeettherequiredpowerof46kW,themaximalheating
capacityisalsocalculatedfortheH3heatingcoil.ToconverttheH3coilto80/60°Cthecorrectionfactoris1,71.
-2xNOZ225:H2=42,2kW,H3=72,6kWand1xNOZ250:H2=46,7kW
Thefinalchoicedependsonmorefactorslikethelayoutandfunctionoftheroomandtherequiredsoundlevel.Basedonthe
totaloverviewthechoicewillbemadebetween2xNOZ225-H3or1xNOZ250-H2.
NOZ2delivery&accessories
Water&ambientversions
WithregardtocontrolandmountingoftheNOZ2airheatervariousaccessoriesareavailable.
Standarddelivery:
EnergyefficientECfans(steplesscontrol)
Integratedisolationswitch
Control/operation:
Automaticcontrolincl.CHIPStechnologyor
Basiccontrol
b-touchcontrolpanel
Controlaccessoriesautomaticcontrol:
b-touchcontrolpanel
Roomtemperaturesensor
Water-sidecontrol:valveandactuator(notinambientversion)
Biddlelow-voltagecable(35m)
Basiccontrol:
b-control:potentiometer(0-10Volt)
Optional:roomthermostat
Installation:
TherearetwooptionsfortheinstallationoftheNOZ2:
Suspensionframe
Optional:suspensionframeforquickandeasyinstallation
M8threadedrods
Optional:
Combinationofrecirculationwithventilation(seeventilationinformationsheet)
Plasticcapstocovermax.2nozzles
Separateflangesetforhotwaterconnection
NOZ2delivery&accessories
Ventilationversion
NOZ2isavailableinaventilationmodelinordertosupplyaroomwithfreshoutsideair.
Roofcap
Filtermodule
Standarddelivery:
Frost-protectionthermostat
-automaticcontrol:installedandwired
-basiccontrol:installed,butnotwired
Automaticcontrol:
Roofcap
Ductsections:length0.5,1en1.5metres
Filtermodule:filterclassG2
Automaticcontrol:
Dampersectionincl.installedandwiredservomotornecessary
Basiccontrol:
Dampersection:
-excl.servomotor
-incl.servomotorwithpull-backspring(notwired)
-incl.servomotorwithoutpull-back-springreturn(notwired)
Typesofdampersections:
3-waydampersection
1-waydampersection
3-way:thisisusedinacombinationofventilation(supplyofoutsideair)andrecirculation
(intakeofinsideair).Theproportionofthesetwoairflowscan,ifrequired,becontrolled.Even
intimesoffrostdanger,therecirculationfunctionmaybeusedtoheattheroom.
1-way:thisisusedinassembliesinvolving100%ventilation,sothatnomoistureorheatloss
occurswhentheairheaterisnotoperating.
NOZ2connections
Electricalconnections
TheNOZ2isstandarddeliveredwithabuiltinisolationswitch,towhichthesupplycableof230Vor400Vcanbeconnected.
Automaticcontrol
1. b-touchcontrolpanel
2. roomtemperature
sensor
3. water-sidecontrol
Basiccontrol
1. b-controlregulator
2. roomthermostat
(optional)
Technicaldata
NOZ225-H2
mountingheight
influencearea
electricalsupply
max.inputcurrent
max.inputpower
max.specificfanpower
weight
waterrange
speed
airvolume
powerconsumption
soundpressurelevelat5m
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
m
m2
V/ph/Hz
A
kW
W/l/s
kg
°C
m3/h
kW
dB(A)
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
2,8-8,5
100-400
230/1/50
1,8
0,41
0,39
37
80/60°
2V
523
0,02
17
4V
1365
0,04
31
9,8
40,1
430
0,7
18,5
26,2
810
2,4
8,4
44,3
365
0,6
15,8
32
690
1,8
7
48,2
305
0,4
13,2
37,7
575
1,3
6,4
50,6
280
0,3
11,9
40,4
520
1
6
51,7
260
0,3
11,1
42
490
0,9
5,7
52,4
250
0,3
10,6
43,1
465
0,9
6V
2132
0,1
44
-10
24,1
20,2
1055
3,8
0
20,6
26,7
900
2,9
10
17,2
33,1
755
2,1
15
15,5
36,2
680
1,7
18
14,5
38,1
635
1,5
20
13,9
39,3
605
1,4
8V
2926
0,23
53
10V
3759
0,41
60
28,8
16,2
1260
5,3
32,8
13,3
1440
6,7
24,6
23,3
1075
4
28,1
20,7
1230
5,1
20,5
30,1
900
2,8
23,4
27,9
1030
3,6
18,5
33,5
810
2,4
21,2
31,4
930
3
17,3
35,5
760
2,1
19,8
33,5
870
2,7
16,5
36,8
725
1,9
18,9
34,9
830
2,5
Technicaldata
NOZ225-H3
mountingheight
influencearea
electricalsupply
max.inputcurrent
max.inputpower
max.specificfanpower
weight
waterrange
speed
airvolume
powerconsumption
soundpressurelevelat5m
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
m
m2
V/ph/Hz
A
kW
W/l/s
kg
°C
m3/h
kW
dB(A)
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
2,8-8,5
100-400
230/1/50
1,8
0,39
0,38
39
60/40°
2V
511
0,02
17
4V
1321
0,04
31
9
37,3
395
0,7
17,9
26,1
775
2,4
7,4
40,1
320
0,5
14,4
30,2
625
1,6
5,7
42,2
250
0,3
11,1
34,1
480
1
4,9
43,1
215
0,2
9,5
35,9
410
0,8
4,4
43,6
190
0,2
8,5
37
370
0,6
4,1
43,9
180
0,2
7,9
37,7
340
0,5
6V
2078
0,09
43
-10
23,9
20,7
1035
4,1
0
19,3
25,7
835
2,8
10
14,8
30,5
645
1,7
15
12,6
32,7
550
1,3
18
11,3
34,1
490
1
20
10,5
34,9
455
0,9
8V
2858
0,21
53
10V
3674
0,39
60
28,9
17
1255
5,8
33,4
14,2
1450
7,6
23,4
22,6
1015
3,9
27
20,3
1170
5,1
17,9
28
780
2,4
20,7
26,1
895
3,1
15,3
30,6
660
1,8
17,6
29
765
2,3
13,7
32,1
595
1,5
15,7
30,6
685
1,9
12,6
33,1
550
1,3
14,5
31,7
630
1,7
Technicaldata
NOZ225-H6
mountingheight
influencearea
electricalsupply
max.inputcurrent
max.inputpower
max.specificfanpower
weight
waterrange
speed
airvolume
powerconsumption
soundpressurelevelat5m
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
m
m2
V/ph/Hz
A
kW
W/l/s
kg
°C
m3/h
kW
dB(A)
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
2,8-8,5
100-400
230/1/50
1,3
0,29
0,32
47
50/30°
2V
442
0,02
16
4V
1087
0,03
31
8,9
43,8
385
1,3
19,1
36,9
825
5,1
7
44
305
0,8
14,9
38
645
3,3
5,2
43,9
225
0,5
10,9
38,8
470
1,9
4,3
43,6
185
0,3
9
39
385
1,3
3,8
43,3
165
0,3
7,8
39
335
1
3,4
43
150
0,2
6,9
39
300
0,8
6V
1784
0,07
43
-10
28,1
32
1215
10,3
0
21,9
34
945
6,6
10
15,9
35,6
690
3,7
15
13
36,2
560
2,5
18
11,2
36,4
485
1,9
20
10
36,6
430
1,6
8V
2493
0,15
52
10V
3214
0,29
59
35,8
28,3
1550
16,1
42,7
25,5
1845
22,1
27,9
31
1205
10,2
33,2
28,6
1435
14
20,2
33,2
875
5,7
24
31,4
1035
7,7
16,4
34,2
710
3,9
19,4
32,6
840
5,3
14,1
34,6
610
2,9
16,6
33,2
720
4
12,5
34,9
540
2,4
14,7
33,6
635
3,2
Technicaldata
NOZ250-H2
mountingheight
influencearea
electricalsupply
max.inputcurrent
max.inputpower
max.specificfanpower
weight
waterrange
speed
airvolume
powerconsumption
soundpressurelevelat5m
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
m
m2
V/ph/Hz
A
kW
W/l/s
kg
°C
m3/h
kW
dB(A)
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
3,5-14
200-800
400/3/50
3,1
1,94
0,76
64
80/60°
2V
1523
0,03
28
4V
3533
0,15
42
25,3
34,3
1110
1,1
43
22,5
1885
3,1
21,6
39,2
945
0,9
36,7
28,8
1610
2,3
18
43,8
790
0,6
30,6
34,8
1340
1,6
16,2
46,1
710
0,5
27,6
37,8
1210
1,3
15,2
47,4
665
0,4
25,8
39,6
1130
1,2
14,5
48,2
635
0,4
24,7
40,7
1080
1,1
6V
5611
0,43
54
-10
56
16,6
2455
5
0
47,8
23,6
2095
3,7
10
39,9
30,4
1745
2,7
15
36
33,7
1575
2,2
18
33,6
35,7
1475
1,9
20
32,1
37
1405
1,8
8V
7346
1,03
62
10V
9235
1,94
69
64,6
13,5
2830
6,5
72,6
11
3180
8
55,2
20,8
2420
4,8
62,1
18,6
2720
6
46,1
28
2020
3,5
51,8
26,1
2270
4,3
41,6
31,5
1820
2,9
46,7
29,8
2050
3,6
38,9
33,6
1705
2,5
43,7
32
1915
3,1
37,1
35
1625
2,3
41,7
33,4
1830
2,9
Technicaldata
NOZ250-H3
mountingheight
influencearea
electricalsupply
max.inputcurrent
max.inputpower
max.specificfanpower
weight
waterrange
speed
airvolume
powerconsumption
soundpressurelevelat5m
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
m
m2
V/ph/Hz
A
kW
W/l/s
kg
°C
m3/h
kW
dB(A)
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
3,5-14
200-800
400/3/50
3
1,85
0,74
67
60/40°
2V
1466
0,03
28
4V
3456
0,15
42
23,7
33,2
1030
1,4
42,6
22,9
1850
4,1
19,2
36,2
835
1
34,4
27,6
1495
2,8
14,8
39
645
0,6
26,5
32
1150
1,7
12,7
40,3
550
0,4
22,6
34,1
980
1,3
11,5
41
495
0,4
20,3
35,3
880
1,1
10,6
41,5
460
0,3
18,8
36,1
815
0,9
6V
5501
0,4
54
-10
56,7
17,5
2460
6,9
0
45,8
23
1985
4,7
10
35,2
28,3
1525
2,9
15
30
30,9
1300
2,2
18
26,9
32,4
1165
1,8
20
24,8
33,4
1075
1,5
8V
7207
0,97
62
10V
9046
1,85
69
66,2
14,5
2870
9,2
74,9
12,1
3250
11,5
53,4
20,5
2320
6,2
60,5
18,5
2625
7,8
41,1
26,3
1780
3,8
46,4
24,7
2015
4,8
35
29,2
1515
2,8
39,5
27,8
1715
3,6
31,3
30,8
1360
2,3
35,4
29,5
1535
2,9
28,9
31,9
1255
2
32,7
30,7
1415
2,5
Technicaldata
NOZ250-H6
mountingheight
influencearea
electricalsupply
max.inputcurrent
max.inputpower
max.specificfanpower
weight
waterrange
speed
airvolume
powerconsumption
soundpressurelevelat5m
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
airinlettemperature
heatingcapacity
dischargeairtemperature
waterflowrate
waterpressuredrop
m
m2
V/ph/Hz
A
kW
W/l/s
kg
°C
m3/h
kW
dB(A)
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
°C
kW
°C
l/h
kPa
3,5-14
200-800
400/3/50
2,2
1,34
0,6
76
50/30°
2V
1157
0,03
27
4V
3039
0,13
42
22,5
41,9
975
2,3
49,8
33,7
2150
9,6
17,7
42,4
765
1,5
38,9
35,4
1680
6,1
13,1
42,5
565
0,8
28,3
36,8
1225
3,4
10,8
42,3
470
0,6
23,1
37,2
1000
2,4
9,4
42,1
410
0,5
20
37,4
865
1,8
8,5
41,8
370
0,4
17,9
37,4
770
1,5
6V
4908
0,29
53
-10
70,9
28,5
3065
18,3
0
55,2
31,2
2385
11,6
10
40
33,4
1730
6,5
15
32,5
34,3
1405
4,4
18
27,9
34,8
1210
3,4
20
24,9
35
1075
2,7
8V
6454
0,68
62
10V
8022
1,34
68
85,7
25,4
3705
25,8
98,9
22,9
4275
33,5
66,7
28,6
2880
16,3
76,9
26,5
3325
21,2
48,2
31,4
2080
9
55,5
29,8
2395
11,7
39
32,6
1685
6,2
44,8
31,3
1935
7,9
33,5
33,3
1445
4,7
38,4
32,1
1660
6
29,7
33,7
1285
3,8
34
32,6
1470
4,8
Technicaldata
NOZ225-A
electricalsupply
max.inputcurrent
max.inputpower
max.specificfanpower
weight
speed
airvolume
powerconsumption
soundpressurelevelat5m
V/ph/Hz
A
kW
W/l/s
kg
m3/h
kW
dB(A)
230/1/50
1,9
0,43
0,4
29
2V
533
0,02
17
400/3/50
3,3
2,01
0,77
47
2V
1568
0,04
29
4V
1399
0,04
32
6V
2176
0,11
44
8V
2980
0,24
53
10V
3827
0,43
60
4V
3595
0,15
42
6V
5699
0,45
54
8V
7457
1,08
62
10V
9387
2,01
70
NOZ250-A
electricalsupply
max.inputcurrent
max.inputpower
max.specificfanpower
weight
speed
airvolume
powerconsumption
soundpressurelevelat5m
V/ph/Hz
A
kW
W/l/s
kg
m3/h
kW
dB(A)
NOZ2correctionfactors
Correctionfactorsheatingcapacity
Theheatingcapacitiesstatedinthetablesarebasedonthefollowingwaterranges:
-H2:80/60°C
-H3:60/40°C
-H6:50/30°C.
Theairinlettemperatureis15°C.Ifwaterandairinlettemperaturesdiffer,the
maximalheatingcapacityistobemultipliedbythecorrectionfactorsfromthetablesbelow.
ThesearebasedontheNOZ225,thedatafortheNOZ250donotdiffersignificantly.
LPHWH2
110/90°C¹
100/80°C¹
90/70°C
82/71°C
80/60°C
70/50°C
60/40°C
LPHWH3
90/70°C¹
80/60°C
70/50°C
60/40°C
LPHWH6
70/50°C¹
60/40°C
50/30°C
-10°C
2,21
2
1,78
1,75
1,55
1,33
1,1
-5°C
2,1
1,88
1,66
1,64
1,44
1,22
0,99
0°C
1,98
1,77
1,55
1,52
1,33
1,11
0,89
Airinlettemperature
+5°C
+10°C
1,87
1,75
1,65
1,54
1,44
1,32
1,41
1,3
1,22
1,11
1
0,89
0,78
0,67
3
2,63
2,27
1,9
2,81
2,44
2,08
1,71
2,61
2,25
1,89
1,53
2,43
2,07
1,71
1,35
3,15
2,68
2,2
2,89
2,42
1,96
2,64
2,18
1,71
2,39
1,93
1,47
+15°C
1,64
1,43
1,22
1,19
1
0,78
0,57
+18°C
1,57
1,36
1,15
1,13
0,94
0,72
0,51
+20°C
1,53
1,32
1,11
1,08
0,89
0,68
0,47
2,24
1,89
1,53
1,18
2,06
1,71
1,35
1
1,95
1,6
1,25
0,9
1,88
1,53
1,18
0,83
2,15
1,7
1,24
1,91
1,46
1
1,77
1,32
0,86
1,68
1,23
0,76
¹Waterrangenotsuitableincaseofanuncontrolledbasicmodel.
Automaticcontrol:thedischargetemperatureislimitedon50°C.
Withtheventilationmodel,airvolumedecreases(duetomodulesandductwork).The
followingguidelinemaybeused:
•1module=15%lessthanthetablevalues
•2modulesandductwork=20%lessthanthetablevalues
Adecreaseinairvolumealsoleadstoadecreaseinheatingcapacity.Usingtheformula,you
maycalculatethenewheatingcapacity.
•1module=Qnew=0,93xQtablevalue
•2modulesandductwork=Qnew=0,90xQtablevalue
Ifcircumstancesdifferfromthosedescribedhere,suchasdifferentwatertemperatures
ormorethanoneunitinasingleroom,pleasedonothesitatetoaskforouradvice.
Dimensionalsketch
NOZ2water&ambient
Dimensionalsketch
NOZ2ventilation(water&ambient)
DimensionalSketch
Index
Thecorrespondingnumbersinthedimensionalsketchareexplainedbelow:
27-Dampermodule1-way
28-Dampermodule3-way
29-Dampermotor
34-Ductsection
41-Filtermodule
59-Mountingframe
62-Raincap(removable)
69-Roofcap
71-Roofthickness
72-Roofupstand
73-Roofventflange
74-Screwconnection
NOZ2specifications
Specifications
Casing
Thecasingoftheairheaterismadeofzincplatedsheetsteelandhasaninspectionpanelat
theside.Thenozzlesandtheringaremadeofplastic.Theunitisdeliveredasastandardin
twocolours:inRAL5011/RAL9006(steelblue/aluminium)andcompletelyinRAL9006
(aluminium).OtherRALcoloursareavailableatanextracharge.
Motor/fanassembly
Thediagonalfanismadeupofaplastic(NOZ225)oranaluminium(NOZ250)impeller
andanexternalrotormotorwithECtechnology.Ifoverheated,themotorisprotectedby
thermalcontacts,whichwillbreaktheelectriccircuit.
Heatingcoil
Thehighefficientheatingcoilsaremadeupof3/8"copperpipesandaluminiumfins.The
waterconnectionsfortheNOZ225areG3/4"andfortheNOZ250G1".Theseconnections
arelocatedatthetopoftheunit.
Biddlebv
P.O.Box15
9288ZGKootstertille
TheNetherlands
T0512335555
[email protected]
Iwww.biddle.nl