Fan Filter Units - Terra Universal

Terra Universal, Inc. • TerraUniversal.com • 800 S. Raymond Ave. Fullerton, CA 92831 USA • TEL: +1-714-578-6000 FAX: +1-714-578-6020

Rev. 5.0Document 1788-50Page 1

Fan Filter Units

Product Data& Submittal Sheet



Product Data & Submittal Sheet

GENERAL DESCRIPTION• 3-speed switch ( low, medium, high)• 1/4 HP permanent split capacitor motor• Internalbafflingplateanddiffuserpanelprovidesquietuniformairflowacrossthefilter face• Permanently-lubricated bearings• Forward-curvedblowerwheel,factorybalanced• 1/4-20 thread holes on corners for guy-wire suspension• FDA-approvedAcrylicUrethanesealant• MERV7Pre-filter,20”x20”x1”–30%ASHRAErated• Low-profiledesignisidealforcleanroomswithlimitedceilingspace• Micro-glassfilter• Fire retardant phosphorus free polyurethane sealant• UL507ListedwithstandardUL900filters• TestedtoIESTrecommendedstandards• Room-SideReplaceable(RSR)filtermodelsfeaturegel-sealedfiltertoseatagainsta knife-edge on the fan housing• RSRmodelsfeatureeasy-openclipsforfastfilterreplacementfromtheroomside without breaching the cleanroom ceiling

BASIC UNIT CONFIGURATIONUnit Size: 2’x2’ 2’x3’ 2’x4’

Unit Construction: WhitepowdercoatedsteelhousingAluminumfilterscreenandframe All-304stainlesssteelBioSafe®housing,baffleplate,filterfacegrille,filter frame and impeller

Filter Type: HEPA(99.99%@0.3microns) ULPA(99.9995%@0.12microns)

Filter Replacement Access: Top access Room side replaceable access

Motor Type: 120V/60Hz/1Phase;FLA=3.8 220V/60Hz/1Phase;FLA=3.8

PRODUCT DIMENSIONSNominalUnitSize(ft.)

ActiveFilterArea(sq.ft.) W (in) L (in) H (in) Weight

(lbs.)2’x4’ 7.1 23.63” 47.56” 12.60” 712’x4’(RSR) 7.2 23.63” 47.63” 14.66” 712’x3’ 5.2 23.63” 35.56” 12.60” 532’x3’(RSR) 5.3 23.63” 35.63” 14.66” 532’x2’ 3.4 23.63” 23.56” 12.60” 442’x2’(RSR) 3.5 23.63” 23.63” 14.66” 44

OPTIONAL ACCESSORIES Challenge port kit Power plug adapter Eye bolt package Stainlesssurfacemountframeadapter Filter replacement alarm Pre-filtersafetycover,forCEconformance Control panel Ionizing bar Replacementfilter 12”ductedinletconnection

WhisperFlow® Fan Filter Units




WHISPERFLOW® FFU ELECTRICAL DATANominalUnitSize(ft.) Filter Motor HP Voltage Full Load Amps Frequency(Hz)

Power Consumption (Watts)HIGH MED LOW

2’x4’ HEPA 1/4 120 3.8 60 420 380 3602’x4’ HEPA 1/4 208-230/240 1.6/1.8 60/50 380 310 2402’x4’ HEPA(RSR) 1/4 120 3.8 60 420 380 3602’x4’ HEPA(RSR) 1/4 208-230/240 1.6/1.8 60/50 380 310 240

2’x4’ ULPA 1/4 120 3.8 60 440 425 4152’x4’ ULPA(RSR) 1/4 120 3.8 60 440 425 4152’x3’ HEPA 1/4 120 3.8 60 330 300 2852’x3’ HEPA 1/4 208-230/240 1.6/1.8 50/60 300 270 2302’x3’ HEPA(RSR) 1/4 120 3.8 60 310 290 2502’x3’ HEPA(RSR) 1/4 208-230/240 1.6/1.8 50/60 300 270 2302’x2’ HEPA 1/4 120 3.8 60 300 250 2302’x2’ HEPA 1/4 208-230/240 1.6/1.8 50/60 230 190 1802’x2’ HEPA(RSR) 1/4 120 3.8 60 320 235 2002’x2’ HEPA(RSR) 1/4 208-230/240 1.6/1.8 50/60 230 190 180

WHISPERFLOW® FFU PERFORMANCE DATA

NominalUnitSize(ft.) Filter Sound(dB)@90FPMAIR FLOW (CFM)

HIGH MED LOW2’x4’ HEPA 49 800 720 5902’x4’ HEPA(RSR) 49 800 720 5902’x4’ ULPA 49 660 640 5802’x4’ ULPA(RSR) 49 660 640 5802’x3’ HEPA 49 675 630 5602’x3’ HEPA(RSR) 49 600 560 5402’x2’ HEPA 49 450 440 4202’x2’ HEPA(RSR) 49 360 330 300

• Notes:Performancetestedinaccordancewiththe(ANSI/AMCA210-07),(ANSI/ASHRAE51-07)teststandardsforCertifiedAerodynamicPerformanceRating.• Soundlevelsweremeasuredwithunitinstalledinagasketedceiling,inastandardroom.SoundlevelsindBweremeasuredatadistanceof12inchesfromthe filterface,withtheunitsettoproduce90fpmaveragefacevelocity.(Notethatdataisforacleanfilteronly.Iffanspeedisincreasedtocompensatefor filterloadingthenoiselevelwillincrease.)• Theunitsettoproduce90fpmaveragefacevelocity.• Alldataisbasedonaunitwitha1”pre-filterandcleanfilter.Resultswillvarydependingonfiltermediaandductingused.• 90fpmvaluesarebasedonactivefilterfacearea.• HeatGain:BTU=Wattsx3.413• Unitstested2019





Smart® WhisperFlow® Fan Filter Units

PERFORMANCE DATANominalUnitSize

(ft.)Filter Max

CFMWatts@MaxCFM

Watts@90FPM

Sound(dB.)@90FPM

2’x4’ HEPA 900 350 180 40

2’x4’ HEPA(RSR) 900 350 170 40

2’x3’ HEPA 780 325 110 402’x3’ HEPA(RSR) 780 325 80 402’x2’ HEPA 475 225 100 402’x2’ HEPA(RSR) 400 130 70 40

GENERAL DESCRIPTION• Electronically commutated (EC) brushless motor with internal microprocessor • CanbeincorporatedintoBuildingManagementSystemstoallowremotemonitoring andcontrol.• MODBUS®networkingcontrolcardwithclosed-loopcontrolcapabilitythatsupports airpressure,airflow,andparticlecountsensors.• Motor control panel includes diagnostic indicator lights, manual speed adjustment, testprobejacks,CAT5eports,controlmodeswitch,andMODBUS®addressDIP switch bank• ECmotoroffershighperformance,lowenergyconsumption&lownoiselevels(40 dB)• Internalbafflingplateanddiffuserpanelprovidesquietuniformairflowacrossthe filterface• Forward-curvedblowerwheel,factorybalanced• 1/4-20 thread holes on corners for guy-wire suspension• FDA-approvedAcrylicUrethanesealant• MERV7Pre-filter,30%ASHRAErated• Low-profiledesignisidealforcleanroomswithlimitedceilingspace• Micro-glassfilterwithfireretardantphosphorusfree• UL507ListedwithstandardUL900filters• TestedtoIESTrecommendedstandards• Room-SideReplaceable(RSR)filtermodelsfeaturegel-sealedfiltertoseatagainst a knife-edge on the fan housing• RSRmodelsfeatureeasy-openclipsforfastfilterreplacementfromtheroomside without breaching the cleanroom ceiling





Motor Type: 115/230V/50&60Hz/1Phase;FLA=4.1/2.8




OPTIONAL ACCESSORIESChallenge port kitPower plug adapterEye bolt packageReplacement fIlter12”ductedinletconnection

Stainlesssurfacemountframe adapter Filter replacement alarm Pre-filtersafetycover,forCE conformance Control panel Ionizing bar

• Notes:Performancetestedinaccordancewiththe(ANSI/AMCA210-07),(ANSI/ ASHRAE51-07)teststandardsforCertifiedAerodynamicPerformanceRating.• Soundlevelsweremeasuredwithunitinstalledinagasketedceiling,inastandard room.SoundlevelsindBweremeasuredatadistanceof12inchesfromthefilter face,withtheunitsettoproduce90fpmaveragefacevelocity.(Notethatdataisfor acleanfilteronly.Iffanspeedisincreasedtocompensateforfilterloadingthenoise levelwillincrease.)• Alldataisbasedonaunitwitha1”pre-filterandcleanfilter.Resultswillvary dependingonfiltermediaandductingused.• 90fpmvaluesarebasedonactivefilterfacearea.• HeatGain:BTU=Wattsx3.413




Explosion-Proof Fan Filter Units

GENERAL DESCRIPTION• Properinstallationofexplosionproofequipmentiscriticaltomaintainingthe explosion-proofprotectionaspectsofthesystem.Allwiringforexplosion proofsystemsshouldbedoneinthefieldperlocalcodebyalicensedelectrician.• Explosion-proofmotormeetsNECrequirementforClassIGroupC&D,ClassIIGroup F&G,Division1hazardouslocations• IncludesFDA-approvedsiliconesealant(specifyacrylicurethaneorotherrequired sealanttypewhenFFUisordered)• Allwiringembeddedinfilled,rigidconduitinaccordancewithClassI/IIrequirements• 1/4HP,1140RPM,direct-drivefan-cooledmotor• AgroundingwireconnectsthebodyoftheFFUtoametalwireframeembeddedinthe pre-filter.• Internalbafflingplatesanddiffuserpanelprovideuniformairspeedacrossthefilter face,ensuringlaminarairflow• Soundlevelisapproximately49dBA,ataverageairflowvelocityof90FPM(0.46 m/s).• 1/4-20 thread holes on corners for guy-wire suspension• FDA-approvedAcrylicUrethanesealant• MERV7Pre-filter,20”x20”x1”–30%ASHRAErated• Low-profiledesignisidealforcleanroomswithlimitedceilingspace• Micro-glassfilter• Fire retardant phosphorus free polyurethane sealant• UL507ListedwithstandardUL900filters• TestedtoIESTrecommendedstandards• Room-SideReplaceable(RSR)filtermodelsfeaturegel-sealedfiltertoseatagainsta knife-edge on the fan housing• RSRmodelsfeatureeasy-openclipsforfastfilterreplacementfromtheroomside without breaching the cleanroom ceiling


Unit Construction: All-304stainlesssteelBioSafe®housing,baffleplate,filterfacegrille,filter frame and impeller



Motor Type: 120V/240V/60Hz/1Phase;FLA=6.8




PERFORMANCE DATANominalUnitSize(ft.) Filter MaxCFM

2’x4’ HEPA 6452’x4’(RSR) ULPA 543

OPTIONAL ACCESSORIES Challenge port kit Eye bolt package Stainlesssurfacemountframeadapter Pre-filtersafetycover,forCEconformance Replacementfilter 12”ductedinletconnection




Reverse Flow WhisperFlow® Fan Filter Units

GENERAL DESCRIPTION• Removessubmicronparticlesforsafeairreleaseintocleanroomorlaboratory• Ideal for containing dust generated during maintenance or construction• Applications:enclosuresforcleanroomrenovations,equipmentrepair• 3-speed switch ( low, medium, high)• 1/4 HP permanent split capacitor motor• Internalbafflingplateanddiffuserpanelprovidesquietuniformairflowacrossthefilter face• Permanently-lubricated bearings• Forward-curvedblowerwheel,factorybalanced• 1/4-20 thread holes on corners for guy-wire suspension• FDA-approvedAcrylicUrethanesealant• MERV7Pre-filter,20”x20”x1”–30%ASHRAErated• Low-profiledesignisidealforcleanroomswithlimitedceilingspace• Micro-glassfilter• Fire retardant phosphorus free polyurethane sealant• UL507ListedwithstandardUL900filters• TestedtoIESTrecommendedstandards• Ductedunitsincludeaductcollaradapterplenumoverexhaustfilterface

PRODUCT DIMENSIONSNominalUnitSize(ft.) W (in) L (in) H (in) Weight

(lbs.)2’x4’ 23.63” 47.56” 12.60” 712’x3’ 23.63” 35.56” 12.60” 532’x2’ 23.63” 23.56” 12.60” 442’x4’(Ducted) 23.63” 47.56” 18.85” 912’x3’(Ducted) 23.63” 35.56” 18.85” 702’x2’(Ducted) 23.63” 23.56” 18.85” 50




Filter Replacement Access: Top access

Motor Type: 120/240V/50&60Hz/1Phase;FLA=4.1/2.8

Ducted or Ductless: Ducted Ductless

OPTIONAL ACCESSORIES Challenge port kit Power plug adapter Eye bolt package Stainlesssurfacemountframeadapter Filter replacement alarm Control panel Ionizing bar Replacementfilter Control panel with night mode switch and power distribution modules




Reverse Flow WhisperFlow® Fan Filter Units

REVERSE FLOW WHISPERFLOW® FFU ELECTRICAL DATANominalUnitSize(ft.) Filter Motor HP Voltage Full Load Amps Frequency(Hz)

Power Consumption (Watts)HIGH MED LOW

2’x4’ HEPA 1/4 120 3.8 60 420 380 3602’x4’ HEPA 1/4 208-230/240 1.6/1.8 60/50 380 310 2402’x4’ ULPA 1/4 120 3.8 60 440 425 4152’x3’ HEPA 1/4 120 3.8 60 330 300 2852’x3’ HEPA 1/4 208-230/240 1.6/1.8 50/60 300 270 2302’x2’ HEPA 1/4 120 3.8 60 300 250 2302’x2’ HEPA 1/4 208-230/240 1.6/1.8 50/60 230 190 180

REVERSE FLOW WHISPERFLOW® PERFORMANCE DATA

NominalUnitSize(ft.) Filter Sound(dB)@90FPMAIR FLOW (CFM)

HIGH MED LOW2’x4’ HEPA 49 800 720 5902’x4’ ULPA 49 660 640 5802’x3’ HEPA 49 675 630 5602’x2’ HEPA 49 450 440 420

• Notes:Performancetestedinaccordancewiththe(ANSI/AMCA210-07),(ANSI/ASHRAE51-07)teststandardsforCertifiedAerodynamicPerformanceRating.• Soundlevelsweremeasuredwithunitinstalledinagasketedceiling,inastandardroom.SoundlevelsindBweremeasuredatadistanceof12inchesfromthe filterface,withtheunitsettoproduce90fpmaveragefacevelocity.(Notethatdataisforacleanfilteronly.Iffanspeedisincreasedtocompensatefor filterloadingthenoiselevelwillincrease.)• Theunitsettoproduce90fpmaveragefacevelocity.• Alldataisbasedonaunitwitha1”pre-filterandcleanfilter.Resultswillvarydependingonfiltermediaandductingused.• 90fpmvaluesarebasedonactivefilterfacearea.• HeatGain:BTU=Wattsx3.413• Unitstested2019




Smart® Reverse Flow WhisperFlow® Fan Filter Units

GENERAL DESCRIPTION• Removessubmicronparticlesgeneratedinsideacleanroomorequipmentenclosure to allow safe air release into cleanroom or laboratory• Electricallycommutated,high-efficiencyECmotormeetslow-energypower requirements• Ideal for containing dust generated during maintenance or construction inside a classifiedspace• Applications:enclosuresforcleanroomrenovations,equipmentrepair• Electronically commutated (EC) brushless motor with internal microprocessor • CanbeincorporatedintoBuildingManagementSystemstoallowremotemonitoring andcontrol.• MODBUS®networkingcontrolcardwithclosed-loopcontrolcapabilitythatsupports airpressure,airflow,andparticlecountsensors.• Motor control panel includes diagnostic indicator lights, manual speed adjustment, testprobejacks,CAT5eports,controlmodeswitch,andMODBUS®addressDIP switch bank• ECmotoroffershighperformance,lowenergyconsumption&lownoiselevels(40 dB)• Internalbafflingplateanddiffuserpanelprovidesquietuniformairflowacrossthe filterface• Forward-curvedblowerwheel,factorybalanced• 1/4-20 thread holes on corners for guy-wire suspension• FDA-approvedAcrylicUrethanesealant• MERV7Pre-filter,30%ASHRAErated• Low-profiledesignisidealforcleanroomswithlimitedceilingspace• Micro-glassfilterwithfireretardantphosphorusfree• UL507ListedwithstandardUL900filters• TestedtoIESTrecommendedstandards• Ductedunitsincludeaductcollaradapterplenumoverexhaustfilterface

PERFORMANCE DATANominalUnitSize

(ft.)Filter Max

CFMWatts@MaxCFM

Watts@90FPM

Sound(dB)@90FPM

2’x4’ HEPA 900 350 180 40

2’x3’ HEPA 780 325 110 402’x2’ HEPA 475 225 100 40

• Notes:Performancetestedinaccordancewiththe(ANSI/AMCA210-07),(ANSI/ ASHRAE51-07)teststandardsforCertifiedAerodynamicPerformanceRating.• Soundlevelsweremeasuredwithunitinstalledinagasketedceiling,inastandard room.SoundlevelsindBweremeasuredatadistanceof12inchesfromthefilter face,withtheunitsettoproduce90fpmaveragefacevelocity.(Notethatdataisfor acleanfilteronly.Iffanspeedisincreasedtocompensateforfilterloadingthenoise levelwillincrease.)• Alldataisbasedonaunitwitha1”pre-filterandcleanfilter.Resultswillvary dependingonfiltermediaandductingused.• 90fpmvaluesarebasedonactivefilterfacearea.• HeatGain:BTU=Wattsx3.413

OPTIONAL ACCESSORIESChallenge port kitPower plug adapterEye bolt packageReplacementfilter

Stainlesssurfacemountframeadapter Filter replacement alarm Control panel Ionizing bar

BASIC UNIT CONFIGURATIONUnit Size: 2’x2’ 2’x3’ 2’x4’Unit Construction: WhitepowdercoatedsteelhousingAluminumfilterscreenandframe All-304stainlesssteelBioSafe®housing,baffleplate,filterfacegrille,filter frame and impellerFilter Type: HEPA(99.99%@0.3microns) ULPA(99.9995%@0.12microns)Filter Replacement Access: Top accessMotor Type: 120/240V/50&60Hz/1Phase;FLA=4.1/2.8Ducted or Ductless: Ducted Ductless

PRODUCT DIMENSIONSNominalUnitSize(ft.) W (in) L (in) H (in) Weight

(lbs.)2’x4’ 23.63” 47.56” 12.60” 712’x3’ 23.63” 35.56” 12.60” 532’x2’ 23.63” 23.56” 12.60” 442’x4’(Ducted) 23.63” 47.56” 18.85” 912’x3’(Ducted) 23.63” 35.56” 18.85” 702’x2’(Ducted) 23.63” 23.56” 18.85” 50




Filtered Laminar Flow Diffuser Modules

GENERAL DESCRIPTION• Includes12”-diameterx2”Hcollarforconnectiontoairsupply;airflowperformance dependsonflowofsuppliedairhandler• Internalbafflingplateanddiffuserpanelprovidesquietuniformairflowacrossthefilter face• 1/4-20 thread holes on corners for guy-wire suspension• FDA-approvedAcrylicUrethanesealant• Low-profiledesignisidealforcleanroomswithlimitedceilingspace• Micro-glassfilter• Fire retardant phosphorus free polyurethane sealant• UL507ListedwithstandardUL900filters• Room-SideReplaceable(RSR)filtermodelsfeaturegel-sealedfiltertoseatagainsta knife-edge on the fan housing• RSRmodelsfeatureeasy-openclipsforfastfilterreplacementfromtheroomside without breaching the cleanroom ceiling BASIC UNIT CONFIGURATION

Unit Size: 2’x2’ 2’x3’ 2’x4’

Unit Construction: WhitepowdercoatedsteelhousingAluminumfilterscreenandframe






OPTIONAL ACCESSORIES Challenge port kit Eye bolt package Stainlesssurfacemountframeadapter Replacementfilter




WhisperFlow® Portable HEPA Filteration System

GENERAL DESCRIPTIONTheWhisperFlow®portableHEPAfiltrationsystemisamobile,self-contained,hospitalairpurifierdesignedtoeasilyconvertanyroomtoanegativepressureisolationroomtomeetOSHAandCDCTBguidelines.

AirfiltrationsystemsarecrucialinthefightagainstillnessessuchasSARS-CoV-2virus(COVID-19).HEPAfiltersreducethenumberofmicroscopicdropletsandparticlesintheairthatcancarrypathogens,toimprovecleanlinessandsafetyofairinplacesit’sneededmost.

Fornegativepressure,simplyconnectflexibleductingtothetopexhaustporttodirectexhaustairflowtoaventilationsystem.Ductingtheoutlettoaventilationsystemcreatesanegativepressureenvironmentisolationroom,suitableforusewithpatientsknownorsuspectedofhavinginfectiousdiseases.

For recirculation, room air and airborne contaminants are drawn through intake grille at thebottom,andpurifiedairisdischargedfromtheexhaustgrilleatthetoptogenerateasweeping, low-to high air circulation pattern to optimize clean breathing zone for patient andstaff.

Thefiltrationsystem’spowerfulblowercandeliver800CFMtoprovidealargenumberofroom air changes per hour to minimize the spread of airborne diseases to patients and healthcareworkers.

FEATURES & BENEFITS• Quiet,lowvibrationHEPAfiltersystem;only43dBAmeasured30in.fromunit• OptionalInternalUV-Clampsterilizesinsidefilterfacetohelpprotectagainstbacteria, viruses,andmold• Mobile,self-contained,hospitalairpurifierwithsmallfootprinteasilyrollsbetween rooms• Afilterbackpressuregaugehelpsindicatewhenfilterreplacementisnecessary• Avariablefanspeedcontroldialsimplifiesairbalancing

SPECIFICATIONS• HighEfficiencyParticulateAir(HEPA)filter:99.99%efficientat0.3µmparticle diameter• 1/3HPelectronicallycommutativemotor• Electrical:120V,60Hz,1Phase,3.8FLA• Permanently-lubricatedbearingsforlongservicelife• Forward-curvedblowerwheel,factorybalanced• FDA-approvedAcrylicUrethanesealant• MERV7Pre-filter,20”x20”x1”–30%ASHRAErated• Low-profiledesignisidealforcleanroomswithlimitedceilingspace• Micro-glassfilter• Fire retardant phosphorus free polyurethane sealant• UL507ListedwithstandardUL900filters• TestedtoIESTrecommendedstandards

PRODUCT DIMENSIONSActiveFilterArea

(sq.ft.) W (in) L (in) H (in)

7.1 28.5” 18” 59.5

PERFORMANCE DATA

MaxCFM Watts@MaxCFM Watts@630CFM Sound(dB.)@630CFM

800 350 180 43




Stainless Surface Mount Frame Adapters

PRODUCT DIMENSIONSNominalUnitSize(ft.) W (in) L (in) H (in)

2’x4’ 24.00” 51.12” 1.5”2’x3’ 24.00” 39.12” 1.5”2’x2’ 24.00” 27.12” 1.5”




Room-side Replaceable FiltersNominalUnitSize(ft.) Filter Frame Material Part Number

2’x4’(RSR) HEPA Stainless 6601-25-RS



2’x4’(RSR) ULPA Stainless 6601-28-RS



2’x4’(RSR) HEPA Aluminum 6601-25-R



2’x4’(RSR) ULPA Aluminum 6601-28-R



Top Side Replaceable FiltersNominalUnitSize(ft.)v Filter Frame Material Part Number

2’x4’(TopSideReplacable) HEPA Stainless 6601-25-S



2’x4’(TopSideReplacable) ULPA Stainless 6601-28-S



2’x4’(TopSideReplacable) HEPA Aluminum 6601-25



2’x4’(TopSideReplacable) ULPA Aluminum 6601-28



Replacement Filters

ROOM-SIDE REPLACEABLE FILTERS

TOP SIDE REPLACEABLE FILTERS





Fan Filter Units - Terra Universal

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