vf and vl fan-coil units floor-mounted, vertical

catalog

VF and VL Fan-Coil Units Floor-Mounted, Vertical

2 ENVIRO-TEC

Catalog: ET115.26-EG9 (1115) VF & VL Fan-Coil Units Floor-Mounted, Vertical

Features and Benefits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Construction Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Standard and Optional Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9Coil Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11Physical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13Electric Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15Fan Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16Motor and Fan Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25Sound Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27Dimensional Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28Piping Packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36Guide Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

TABLE OF CONTENTS

NOTES:• Aweb-basedComputerSelectionProgram,“Web-Select”,isavailabletofacilitatetheselectionprocess. Contactyourrepresentativetoobtainaccesstothispowerfulandtime-savingprogram.• Somedrawingsarenotshowninthiscatalog.• Alldatahereinissubjecttochangewithoutnotice.• Drawingsnotforinstallationpurposes.• ETLReportNumber3096645CRT-002.

ENVIRO-TEC 3

VF & VL Fan-Coil Units Floor-Mounted, Vertical Catalog: ET115.26-EG9 (1115)

FEATURES AND BENEFITS

DESIGN FLEXIBILITY

TheENVIRO-TECverticalfloormountedfancoilunitsare designed to maximize flexibility of selection andinstallation .

The units are also designed to exceed the stringent quality standards of the institutional market, whileremainingcostcompetitiveinthelightcommercialseg-ment of the market .

ENVIRO-TECvertical fancoilunitsset thenewstan-dardsforquality,flexibility,andcompetitivepricing.

DESIGN FLEXIBILITY

Theextensivevarietyofstandardoptionsavailableonverticalfloorfancoilunitsarewhereyoufindthever-satility to fit any HVAC system designer’s needs.ModelsVFEandVFSallow foradditionalheightandwidthdimensionstomeetarchitecturaldemand.

Options include:singlewallstainlesssteeldrainpan;MERV7,MERV8andMERV13 filters; andelectricheatwithsinglepointpowerconnection.AllelectricheatunitsarelistedwithETLasanassemblyandcarrythecETLlabel.

AllunitscomplywiththelatesteditionofAHRIStandard440 for testingand rating fancoilunits,arecertified,anddisplaytheAHRIsymbol.

High efficiency motors, fan relays, disconnects andfusingmeaneasiercoordinationbetweenmechanicaland electrical trades .

CoiloptionsallowforthreeorfourrowchilledwaterorDXcoolingcoils,andoneortworowhotwaterorsteamheating coils .

Silentsolidstaterelaysareavailableforfanandelectricheatcontrolinsoundsensitiveenvironments.

CONVENIENT INSTALLATION

All vertical floor fan coils are shipped completelyassembled, reducing field installation timeand labor.Allunitsare thoroughly inspectedand testedprior toshipment, eliminating potential problems at startup.Motorwiringisbroughttoajunctionboxontheinsideof the unit end pocket, reducing electrical hook-uptime .

Factory furnished valve packages assure proper fit,operation and performance .

Forfasttrackjobs,theverticalfloorfancoilisavailableonQuickShipwith5,10or15dayleadtimes.

OPTIMUM BUILDING PERFORMANCE

Concealedverticalfloorfancoilchassisarebuiltfromgalvanizedsteel.Exposedcabinetmodelsarepowdercoatedgalvannealedsteel.

Allunits,withorwithoutelectricheat,arecETLlistedand labeled. All wiring is in compliance with NEC, assuringsafetyandqualityfortheowner.

Floormounted cabinetmodels feature finned tubularheatingelementsinthereheatposition,protectingroomoccupants from electrical shock .

Verticalfloorfancoilunitshavearemovablefan/drainpanassembly.Theentirefanassemblycanbeeasilyremovedfromtheunitandservicedonaworkbench.

Filters are easily replaceable from the return air toespacewithouttheneedfortoolsorremovalofthefrontpanel (VF only) .

4 ENVIRO-TEC


CONSTRUCTION FEATURES

MODEL VFE & VLE(PhotoasshownforVFE). VFandVLSeriesfancoilshavemanystandardandoptionalfeatures

whichareuniquetotheindustry.Seepage6foracompletelisting.

MODEL VFSVertical Sloped Top

MODEL VFCVertical Concealed

AllunitsarecETLandAHRI440listedandlabeled

Singlewallgalvanizedinsulateddrainpansaredoubleslopedto

drain connections

Fan/drainpanassemblycanbeeasilyremovedforcleaningandservicing

ChilledwaterorDXcoolingcoilsupto4rows

Hotwaterandsteamheatingcoilsupto2rowsarelocatedinthereheatposition

Open toe space or decorativereturnairgrille (VF)

Returnairlouver(VL)

Optionalfinnedtubularelec-tric resistance heat (not shown)topreventelectricalshock.ETLlistedasanassemblyforsafety compliance .

Entire electric heat assemblycanberemovedforservicing

Baked anodic acrylic powderpaint(exposedcabinetmodels)

Standard insulation:Closedcellfoam(VF),1/2"thickfiberglass(VL)Optional insulation:Closedcellfoam(VL)Foilfacedinsulation(VL)

Integral filter rack with1"

throwawayfilter on all

units

Singlepointpower connection on all units withandwithout electric heat

Electric heat element installedtoavoiddripsfrom coil condensate

Control access door providedwithunit

mounted t-stat Stampedlouverorlinearbardischargegrilles

Doublewallplastic auxiliarydrainpan,standard or extended length (extended VF only)

MODEL VLCLow-ProfileConcealed

Permanently lubricated,threetap,PSC fan

motors designed for

quiet and efficient

operationOptional

electronically commutated (brushlessDC) motor

ENVIRO-TEC 5



MODELS VFE/VFS/VFC

END POCKETSThe8"endpocketsallowforaccessibilityandserviceof optional factory piping packages and controls . End panels are removable to allow for even greateraccess .

FAN DECKThe fan/drain pan assembly is easily removable forserviceaccesstomotorsandblowersat,orawayfrom,the unit .

DRAIN PANTheslopedinsulatedprimarydrainpanisavailableinstainless steel construction . Standard drain pan is externallyinsulated,singlewallgalvanizedsteel.TheVFSeriesfan/drainpanassemblyiseasilyremovablefor cleaning .

COILSAllfancoilsareavailablein2or4pipeconfigurations.The heating coil is standard in the reheat position . Heatingandcoolingcoilsareavailablewiththesameor opposite end connections.Access for cleaning ontheenteringairsideisavailablewhenthedrainpanisremoved.Coilsareremovableforservice.

FILTERThefilteriseasilyreplaceablethroughthereturnairtoespacewithoutrequiringremovalofthefrontpanel.

POWDER COATED PAINTED SURFACEExposedcabinetModelsVFEandVFS,aswellassup-ply and return air grilles and theVFCwallrecessingpanel,feature a powder coat finishthat resistsscuffing, scratch-ing,fading,andfingerprints.

6 ENVIRO-TEC



CONTROL ENCLOSURETheVFcontrolenclosureprovidesadequatespaceforthe unit controller and fan coil relay . The fan coil relay isdesignedtolimitdiagnosticproblems,whileallowingformulti-voltagefanpowerinput.Theboardisdesignedfor factory installed,colorcoded,plugandplaycon-nectionsdesignedtoensureaccuratewiring.

FAN DECK REMOVALVFunitsallowforasingletechniciantoservicethefan/motorbykeepingthefandecktolessthan44".Motorsaresuppliedwithquickconnectorstoallowelectricalservicewithouttheneedfortools.

PIPING PACKAGESFactoryinstalledpipingpackagescomeequippedwithcomponentsspecifictotheproject.Actuatorsshipwithcolorcodedplugandplayconnectionsforquick,accu-rate installations .

LID REMOVALToppanelisremovablefromfancoilwithouttheneedtodisconnectpipingorelectricalwires.

MODELS VFE/VFS/VFC

ENVIRO-TEC 7


MODELS VLE/VLC

END POCKETSThe8"endpocketsallowforaccessibilityandserviceof optional factory piping packages and controls . End panelsareremovabletoallowforevengreateraccess.

FAN DECKThe fan/drain pan assembly is easily removable forservice access to motors and blowers at, or awayfrom,theunit.

DRAIN PANThe sloped insulated primary drain pan is availablein stainless steel construction . The standard drain pan is externally insulated, single wall galvanizedsteel.Anon-metallicauxiliarydrippanisprovidedasstandard. The VL Series fan/drain pan assembly iseasilyremovableforcleaning.

COILSAll units are available in 2 or 4 pipe configurations.The heating coil is standard in the reheat position . Heatingandcoolingcoilsareavailablewithsameendconnections.Access forcleaningon theenteringairsideisavailablewhenthedrainpanisremoved.Coilsareremovableforservice.

FILTERThefilter iseasily replaceable through the returnairtoespacewithoutrequiringremovalofthefrontpanel.

POWDER COATED PAINTED SURFACEExposedcabinetModelVLE,aswell as supplyandreturn air grilles and the VLC wall recessing panel,feature a powder coat finish that resists scuffing,scratching,fading,andfingerprints.


8 ENVIRO-TEC



MODELS VLE/VLC

CONCEALED MODEL VLCForbuilt-inapplications,ModelVLCfeaturesa1"topsupplywithductcollar.

ELECTRIC HEATA variety of kW and voltage configurations areavailable.Optionsincludedoorinterlockdisconnects,lowvoltagecontrols,andsilentsolidstaterelays.Allcontrolandelectricheatconfigurationsincludesingle point power connection and are cETL listed as anassembly.

ELECTRICAL ENCLOSUREThefrontaccesselectricalenclosureprovidesaccessto all electric heat and control components . Terminal stripsarefurnishedforsimplepowerandcontrolwiringconnections.Multiple knockouts allowwiring entriesfromeitherthetoporbottomofthecompartment.

ENVIRO-TEC 9


STANDARD AND OPTIONAL FEATURESSTANDARD FEATURESConstructionAll Units• AHRI440certifiedandlabeled•Galvanizedsteelconstruction•Insulation,VF:elastomericclosedcellfoam•Insulation,VL:1/2"thickfiberglassinsulation•Integralfilterrackwith1"throwawayfilter

Concealed Units•Topsupplywithductcollar

Exposed Units•Topstampedlouversupplygrille•Durablepowdercoatpaint•Endpocketswithremovablepanels•20gaugeexteriorpanelconstruction•Flattop•Slopedtop(VFonly)

Coils•Cooling-3or4rowchilledwaterorDX,heatpumpcom-patible

•Heating-1or2rowhotwaterorsteam–reheatposition•3/8"O.D.seamlesscoppertubes(VF)•0.012"tubewallthickness(VF)• 1/2"O.D.seamlesscoppertubes(VL)• 0.016"tubewallthickness(VL)•Highefficiencyaluminumfinsurfaceforoptimizingheat-transfer,pressuredropandcarryover

•Leftorrighthand,sameor[opposite-VFonly]endcon-nections

•Removableforservice•Manualairvents

Drain Pans•Singlewall,galvanizedsteel,externallyinsulated–fireretardantandantimicrobial

•Doubleslopedtodrainconnection•3/4"M.P.T.auxiliarydrainpanconnection•Doublewallplasticauxiliarydrippan

Fan Assemblies•Forwardcurved,DWDIcentrifugaltype•115volt,singlephase,threespeedPSCmotors•Quickdisconnectmotorconnections•Removableforservice

Electrical•cETLlistedforsafetycompliance•Electricaljunctionboxforfieldwiringterminations•Terminalblockforfieldconnections

Electric Heat•Finnedtubularelementonallfloormountedunitspro-

tects against electrical shock•ETLlistedasanassemblyforsafetycompliance

•Integralelectricheatassemblywithremovableelementsforeasyservice

•Automaticresetprimaryandback-upsecondarythermallimits

•Singlepointpowerconnection

OPTIONAL FEATURESConstructionAllUnits•Foilfacedfiberglassinsulation(VL)•Elastomericclosedcellfoaminsulation(VL)•Manualandmotorizedoutsideairdampers•Spare1"throwawayfilters•1"pleatedfilters(MERV7)•Wallboxes(VFonly)•Levelinglegs

Concealed Units•Wallrecessingpanels(VFonly)

Exposed Units•Linearbardischargegrille,powdercoated•16gaugefrontpanel(VFonly)•Returnairlouvergrille•2"-8"falsebacks(VFonly)•Extendedendpockets(VFonly)•Tamperprooffasteners

Coils• Automaticairvents•Stainlesssteelcoilcasings• 1/2"O.D.seamlesscoppertubes• 0.016"tubewallthickness•0.025"tubewall(standardonsteam)

Drain Pans•Stainlesssteelconstructionwithexternalinsulation•Doublewallplasticauxiliarydrainpan--extendedlength

(VF only)•Stainlesssteelauxiliarydrainpan--extendedlength(VF

only)Fan Assemblies•208-230&277volt,60Hzand220volt,50Hzmotors

Electrical•SCRfanspeedcontroller[highspeedonly]• ElectronicallyCommutatedMotors•Fanrelaypackages•Silentsolidstatefanrelays(VFonly)•Toggledisconnectswitch•Condensateoverflowswitch(auxiliarydrainpan)•Mainfusing•Unitandremotemountedthreespeedfanswitches

10 ENVIRO-TEC


Electrical (continued)• Unitandremotemounted3-speedfanswitches(unitmountedthreespeedswitchislocatedunderaccessdooronexposedandslopetopverticalfloormountunit's.Unitmountedthree-speedswitchislocatedwithincontrolenclosureonverti-callowprofileunits)

Electric Heat•Doorinterlockingdisconnectswitches•Mainfusing•Silentrelay/contactors(VFonly)

Piping Packages•Factoryassembled–shippedlooseforfieldinstallation•1/2"and3/4",2-wayand3-waynormallyclosed,twopositionelectricmotorizedvalves

•Isolationballvalveswithmemorystop•4pipewith3-wayvalve(VFonly)•Fixedandadjustableflowcontroldevices•UnionsandP/Tports•Modulatingcontrolvalves•Highpressureclose-offactuators(1/2"=50PSIG;3/4"=25PSIG)

Thermostats•Analog,digitaldisplay,orprogrammable•Unitandremotemounted,withintegralthreespeedfanswitch

• 2and4-pipecontrolsequences• Automaticandmanualchangeover

ENVIRO-TEC 11


COIL DATA: VF SERIESCOILS

ENVIRO-TECoffershotwater,chilledwater,directexpansion(DX-VFonly),andstandardsingletubesteamcoilsforspecificapplicationwithallVerticalFloorfancoilunits.Stricton-siteinspectionbefore,during,andafterinstal-lationguaranteesthehighestqualityandperformanceavailable.

STANDARD FEATURES• Cooling-3or4rowchilledwateror[DX-VFonly]• Heating-1or2rowhotwaterorsteam• Totalrowsofcoolingandheatingcoils: VF:4maximum,VL:5maximum• 3/8"O.D.seamlesscoppertubes• 0.012"tubewallthickness• Highefficiencyaluminumfinsurfaceforoptimizingheattransfer,pressuredropandcarryover

• Leftorrighthand,sameor[oppositeside-VFonly] connections

• Manualairvents

OPTIONAL FEATURES• Automaticairvents• Stainlesssteelcoilcasings• 1/2"O.D.seamlesscoppertubes• 0.016"tubewallthickness• 0.025"tubewallthickness(standardon

steam coils)• DXcoils(VFonly)areheatpump compatible

NOTES:1 . Connection sizes are for standard circuit coils . Consult factory for special applications .2. Seesubmittaldrawingsforconnectionlocations.3. Alldimensionaldataisoutsidediameter(O.D.),measuredininches[millimeters].

UNIT SIZE COIL FACE AREADISCHARGE GRILLE FREE

AREAFILTER FACE AREA NOMINAL FILTER SIZES

02 0.97 [.090] 0.47 [.044] 1.40 [.130] 9.25 X 21.75 X 1 [235 X 552 X 25.4]03 1.25 [.116] 0.56 [.052] 1.65 [.154] 9.25 X 25.75 X 1 [235 X 654 X 25.4]04 1.67 [.155] 0.66 [.061] 2.04 [.189] 9.25 X 31.75 X 1 [235 X 806 X 25.4]06 2.36 [.219] 0.94 [.087] 2.68 [.249] 9.25 X 41.75 X 1 [235 X 1060 X 25.4]08 2.50 [.023] 0.94 [.087] 2.79 [.260] (2) 9.25 X 21.75 X 1 [235 X 552 X 25.4]

10 3.47 [.322] 1.31 [.122] 3.69 [.343](1) 9.25 X 25.75 X 1 [235 X 654 X 25.4](1) 9.25 X 31.75 X 1 [235 X 806 X 25.4]

12 4.03 [.374] 1.50 [.139] 4.19 [.389] (3) 9.25 X 21.75 X 1 [235 X 552 X 25.4]NOTES:1. Faceandfreeareasareinsquarefeet[squaremeters].2. Filtersizesareininches[millimeters].

NOTE: Basedon70°FDBEAT,180°FEWT,40°Ftemperaturedrop,highfanspeed.

Aweb-basedComputerSelectionProgram,“Web-Select”,isavailabletofacilitatetheselectionprocess.Contactyourrepresentativetoobtainaccesstothispowerfulandtime-savingprogram.

QS (MBH) GPM WPD QS (MBH) GPM WPDVF 02 230 7856 0.4 0.2 14273 0.7 1.0VF 03 300 10980 0.6 0.4 19151 1.0 1.9VF 04 430 15945 0.8 0.8 27475 1.4 4.2VF 06 540 21791 1.1 1.7 36747 1.9 8.8VF 08 600 23847 1.2 2.1 40072 2.1 10.7VF 10 830 34277 1.8 5.1 54722 2.8 3.4VF 12 920 38814 2.0 7.0 62206 3.2 4.7

2 ROW1 ROWNOM. CFM

UNIT SIZE

UNIT TYPE

VF HEATING CAPACITY

Liquid Suction Liquid Suction Liquid Suction02 - 12 5/8 [16] 5/8 [16] 5/8 [22] 5/8 [22] 5/8 [16] 5/8 [16] 3/8 [10] 5/8 [16] 3/8 [10] 5/8 [16] 3/8 [10] 5/8 [16]

COIL TYPEUNIT SIZE

HOT WATER CHILLED WATER STEAM

1 ROW 2 ROW 3 ROW2 ROW 3 ROW

4 ROW 1 ROW 2 ROW

REFRIGERANT (DX)4 ROW

VF NOMINAL COIL CONNECTION SIZES

VF FACE AREA, FREE AREA AND FILTER SIZES

12 ENVIRO-TEC


COIL DATA: VL SERIES

02 & 03 5/8 [16] 5/8 [16] 5/8 [16] 5/8 [16] 5/8 [16] 5/8 [16]04 & 06 5/8 [16] 5/8 [16] 5/8 [16] 5/8 [16] 5/8 [16] 7/8 [19]

UNIT SIZE

1 ROW 3 ROW 3 ROW

COIL CONNECTION SIZE

2 ROW 2 ROW

HOT WATER CHILLED WATER

4 ROW

NOTES:1 . Connection sizes are for standard circuit coils . Consult factory for special

applications .2. Seesubmittaldrawingsforconnectionlocations.3. Alldimensionaldataisoutsidediameter(O.D.),measuredininches

[millimeters].

UNIT SIZE

COIL FACE AREA

DISCHARGE GRILLE DIMENSIONS FILTER FACE AREA

NOMINAL FILTER SIZES

02 1.18 [0.11] 17 x 5.25 [432 x 133] 1.12 [0.10] 21.5 x 7.5 [546 x 191]03 1.53 [0.14] 22 x 5.25 [559 x 133] 1.38 [0.13] 26.5 x 7.5 [673 x 191]04 2.08 [0.19] 30 x 5.25 [762 x 133] 1.80 [0.17] 34.5 x 7.5 [876 x 191]06 3.06 [0.28] 44 x 5.25 [1118 x 133] 2.53 [0.23] 48.5 x 7.5 [1232 x 191]

NOTES:1.Faceandfreeareasareinsquarefeet[squaremeters].2.Filtersizesareininches[millimeters].

QS (MBH) GPM WPD QS (MBH) GPM WPD QS (MBH) GPM WPD

02 200 9.2 0.6 0.6 15.4 1.1 2.6 19.0 1.3 5.703 300 13.4 0.9 1.2 22.4 1.5 5.6 27.2 1.9 2.004 400 18.5 1.3 2.4 30.4 2.1 11.1 37.0 2.5 3.906 600 28.2 1.9 6.0 44.8 3.1 4.7 56.0 3.8 9.8

2 ROW 3 ROW

VLC VLE

UNIT TYPE

UNIT SIZE

NOM. CFM

1 ROW

Note:Basedon70°FDBEAT,180°FEWT,30°Ftemperaturedrop,highfanspeed.

VL NOMINAL COIL CONNECTION SIZES

VL FACE AREA AND FILTER SIZES

VL HEATING CAPACITY

ENVIRO-TEC 13


PHYSICAL DATA: VF SERIES

VF AHRI STANDARD RATINGS

VF UNIT WEIGHT DATA

02 03 04 06 08 10 1236 [16] 45 [20] 55 [25] 62 [28] 66 [30] 92 [42] 105 [48]66 [30] 74 [34] 87 [39] 96 [44] 102 [46] 131 [59] 149 [68]68 [31] 76 [34] 89 [40] 99 [45] 102 [46] 135 [61] 153 [69]

1 ROW - DRY 9 [4] 10 [5] 12 [5] 14 [6] 15 [7] 18 [8] 21 [9]1 ROW - WET 12 [5] 13 [6] 17 [7] 19 [9] 20 [9] 25 [11] 29 [13]2 ROW - DRY 12 [5] 13 [6] 16 [7] 17 [8] 19 [9] 24 [11] 26 [12]2 ROW - WET 16 [7] 17 [8] 21 [9] 25 [11] 26 [12] 32 [15] 37 [17]3 ROW - DRY 15 [7] 17 [8] 19 [9] 23 [10] 24 [11] 29 [13] 34 [15]3 ROW - WET 19 [9] 21 [10] 26 [12] 31 [14] 33 [15] 41 [18] 48 [22]4 ROW - DRY 18 [8] 21 [10] 25 [11] 29 [13] 31 [14] 37 [17] 43 [19]4 ROW - WET 25 [11] 27 [12] 34 [15] 40 [18] 42 [19] 51 [23] 61 [28]

NOTE: Unit weight data is shipping weight in pounds [kilograms].

VFS BASE UNIT

TOTAL COIL ROWS

COMPONENTUNIT SIZE

VFC BASE UNITVFE BASE UNIT

Rows FPIQT

(BTUH)QS

(BTUH)Flow Rate

(GPM)WPD

(ft-wg)VFC-02 3 10 230 5,600 3700 2 7 45.0VFC-03 3 10 310 6,700 4800 2 9 60.0VFC-04 3 10 441 12,100 8500 3 4 70.0VFC-06 3 10 562 16,700 11500 4 8 80.0VFC-08 3 10 654 19,000 13200 5 10 114.0VFC-10 3 10 853 24,900 17300 6 7 132.0VFC-12 3 10 904 26,700 18100 7 10 142.0VFE-02 3 10 230 5,600 3700 2 7 45.0VFE-03 3 10 320 6,900 5000 2 9 60.0VFE-04 3 10 450 12,300 8700 3 4 70.0VFE-06 3 10 570 16,900 11700 4 8 80.0VFE-08 3 10 630 18,600 12900 5 10 114.0VFE-10 3 10 835 24,700 17100 6 7 132.0VFE-12 3 10 980 28,000 19100 7 11 142.0VFS-02 3 10 230 5,600 3700 2 7 45.0VFS-03 3 10 320 6,900 5000 2 9 60.0VFS-04 3 10 450 12,300 8700 3 4 70.0VFS-06 3 10 570 16,900 11700 4 8 80.0VFS-08 3 10 630 18,600 12900 5 10 114.0VFS-10 3 10 835 24,700 17100 6 7 132.0VFS-12 3 10 980 28,000 19100 7 11 142.0

Power Input

(Watts)

Model / Size

Coil Airflow CFM

(Dry flow)

Cooling Capacity Water

14 ENVIRO-TEC


PHYSICAL DATA: VL SERIES

VL UNIT WEIGHT DATA

VL AHRI STANDARD RATINGS

Rows FPIQT

(BTUH)QS

(BTUH)Flow Rate

(GPM)WPD

(ft-wg)VLC-02 3 10 200 6500 4300 1.6 11.7 75VLC-03 3 10 300 9500 6500 2 3.4 75VLC-04 3 10 400 14000 9500 2.9 7.4 75VLC-06 3 10 600 20000 15000 5.2 9.9 140VLE-02 3 10 200 6500 4300 1.6 11.7 75VLE-03 3 10 300 9500 6500 2 3.4 75VLE-04 3 10 400 14000 9500 2.9 7.4 75VLE-06 3 10 600 20000 15000 5.2 9.9 140

Power Input

(Watts)

Model / Size

Coil Airflow CFM

(Dry flow)

Cooling Capacity Water

51 [23] 58 [26] 65 [29] 77 [35]65 [29] 69 [31] 74 [34] 84 [38]90 [41] 97 [44] 104 [47] 116 [53]

104 [47] 108 [49] 113 [51] 123 [56]1 ROW - DRY 11 [5] 13 [6] 15 [7] 17 [8]1 ROW - WET 14 [6] 17 [8] 20 [9] 23 [10]2 ROW - DRY 14 [6] 17 [8] 20 [9] 22 [10]2 ROW - WET 20 [9] 25 [11] 30 [13] 34 [15]3 ROW - DRY 19 [8] 22 [10] 25 [11] 29 [13]3 ROW - WET 28 [13] 34 [15] 40 [18] 47 [21]4 ROW - DRY 24 [11] 29 [13] 33 [15] 37 [17]4 ROW - WET 36 [16] 45 [20] 53 [24] 61 [28]5 ROW - DRY 31 [14] 37 [17] 43 [19] 49 [22]5 ROW - WET 46 [21] 57 [26] 68 [31] 79 [36]

NOTE: Unit weight data is shipping weight in pounds [kilograms].

TOTAL COIL ROWS

COMPONENT

VLC BASE UNIT, STD HEIGHTVLC BASE UNIT, EXT HEIGHTVLE BASE UNIT, STD HEIGHT

06UNIT SIZE

VLE BASE UNIT, EXT HEIGHT

02 03 04

ENVIRO-TEC 15


NOTES:1 . Shaded areas of the electric heat selection

chartindicatekWandvoltageoptionsnotavailable.

2. Availablevoltagesaresinglephase, 60hertz.

3. SizeheaterforLeavingAirTemperature(LAT)lessthan104°F.

4. Silent,solidstateheaterrelayisavailablefor heater currents less than 18 amps .

5. AskyourENVIRO-TECrepresentativeaboutcontinuouslymodulatingelectricheatusing SSR and special control options .

VF ELECTRIC HEAT SELECTION CHART (AMPS)

STANDARD FEATURES• ETLlistedasanassemblyforsafetycompliance• Singlepointpowerconnection• Mountedinreheatposition(VF)[Preheatfor VL]• Automaticresetprimaryandback-up

secondary thermal limits• Internalwiringratedat105°C• Integralelectricheatassemblywith removableelementforeasyservice

• Stainlesssteelterminalsandhardware• Finnedtubularheatervirtuallyeliminatestheriskofshock

from accidental contact .

OPTIONAL FEATURES• Silentsolidstaterelays(VFonly)onheatersupto18amps• Doorinterlockingdisconnectswitch• Mainfusing(BranchfusingforEH>48amps)

USEFUL FORMULASkW* = CFM x ∆Tx1.085** 34131ØAMPs = kWx1000 Volts* 1kW=3413BTU/H** CapacityatsealevelAltitude Considerations:Reduceby0.034foreach1000ft.ofaltitudeabovesealevel. Example:5000ft./1000ft.=5 5x0.034=0.17 1.085-0.17=0.915

ELECTRICAL CALCULATIONS INFORMATION1. RefertoMCA/MOPcalculatoratwww.enviro-tec.com

forMCA/MOPcalculations.2. Non-FusedDoorInterlockDisconnectSwitchshallbe

sizedaccordingtoMCA.3. Fused Door Interlock Disconnect Switch and Main

FusingshallbesizedaccordingtoMOP.

ENVIRO-TECofferselectricheatingcoilsforspecificapplicationwithallVerticalFloorSeriesFanCoilunits.Thisallowstheflexibilitytoprovideanunrivaledamountofelectricheatoptionsinonecompletepackage.

ELECTRIC HEAT

MBH 3.4 5.1 6.8 10.2 13.7 17.1 20.5KW 1.0 1.5 2.0 3.0 4.0 5.0 6.0

VOLTS115 8.3208 4.8240 4.2277 3.6115 8.3 12.5208 4.8 7.2240 4.2 6.3277 3.6 5.4115 8.3 12.5 16.7208 4.8 7.2 9.6240 4.2 6.3 8.3277 3.6 5.4 7.2115 8.3 12.5 16.7 25.0208 4.8 7.2 9.6 14.4240 4.2 6.3 8.3 12.5277 3.6 5.4 7.2 10.8115 8.3 12.5 16.7 25.0208 4.8 7.2 9.6 14.4 19.2240 4.2 6.3 8.3 12.5 16.7277 3.6 5.4 7.2 10.8 14.4115 8.3 12.5 16.7 25.0208 4.8 7.2 9.6 14.4 19.2 24.0240 4.2 6.3 8.3 12.5 16.7 20.8277 3.6 5.4 7.2 10.8 14.4 18.1115 8.3 12.5 16.7 25.0208 4.8 7.2 9.6 14.4 19.2 24.0 28.9240 4.2 6.3 8.3 12.5 16.7 20.8 25.0277 3.6 5.4 7.2 10.8 14.4 18.1 21.7

08

10

12

UNIT SIZE

AMPS

02

03

04

06

MBH 3.4 5.1 6.8 10.2KW 1.0 1.5 2.0 3.0

VOLTS115 8.7208 4.8230 4.4277 3.6115 8.7 13.1208 4.8 7.2230 4.4 6.5277 3.6 5.4115 8.7 13.1 17.4 26.1208 4.8 7.2 9.6 14.4230 4.4 6.5 8.7 13.1277 3.6 5.4 7.2 10.8115 8.7 13.1 17.4 26.1208 4.8 7.2 9.6 14.4230 4.4 6.5 8.7 13.1277 3.6 5.4 7.2 10.8

04

06

UNIT SIZE

AMPS

02

03

VL ELECTRIC HEAT SELECTION CHART (AMPS)NOTES:1. Seenotes1through3above.

16 ENVIRO-TEC


MOTOR AND FAN DATA

AMPS WATTS AMPS WATTS AMPS WATTSHigh 0.40 45 0.23 53 0.21 57

Medium 0.31 35 0.2 41 0.19 44Low 0.27 28 0.18 36 0.18 40High 0.55 60 0.33 67 0.31 73

Medium 0.43 48 0.27 54 0.26 60Low 0.40 43 0.25 49 0.24 54High 0.62 70 0.30 71 0.27 76

Meduim 0.56 61 0.24 60 0.21 65Low 0.54 58 0.21 52 0.20 58High 0.71 80 0.35 81 0.30 87

Medium 0.66 74 0.29 71 0.26 77Low 0.59 61 0.25 59 0.22 64High 1.03 114 0.46 109 0.40 114

Medium 0.77 81 0.32 77 0.28 80Low 0.70 71 0.29 66 0.25 70High 1.18 132 0.60 140 0.53 144

Medium 1.03 114 0.49 116 0.42 120Low 0.99 107 0.43 101 0.37 106High 1.26 142 0.63 147 0.57 154

Medium 1.14 126 0.53 125 0.45 131Low 1.08 114 0.46 107 0.40 114

Notes:1. Exposed unit, 3-row coil, no EH, no toe kick, standard throw away panel filter2. Data was taken without ductwork3. Unit size 04, 06, 08, 10 and 12 data generated at 115v, 230v and 277v

5. For FLA use unit voltage, and size at high speed

4. Unit size 02 & 03 data generated with 115v, 240v to 120v transformer(230v line voltage) and 277v to 120v transformer (277v line voltage)

10 4

12 4

04 2

06 2

08 2

(1) 1/20

(1) 1/20

(1) 1/10

(2) 1/20

(2) 1/20

208-230 VOLTS 277 VOLTS

02 1

03 1

UNIT SIZE

FAN SPEEDMOTOR H.P.

(QTY.)# OF FANS

115 VOLTS

(1) 1/50

(1) 1/20

VF PSC MOTOR AND FAN DATA

VERTICAL CONCEALED

UNIT SIZE

FAN SPEED

MOTOR H.P.

(QTY.)

# OF FANS WATTS

115 VOLTS 208-230 VOLTS 277 VOLTS

FLA 3-PHASE NEUTRAL FLA 3-PHASE

NEUTRAL FLA 3-PHASE NEUTRAL

02 High (1)1/25 1 34 0.7 1.0 0.5 0.8 0.5 0.8

03 High (1)1/25 1 48 1.0 1 .5 0.8 1 .2 0.7 1.0

04 High (1)1/25 2 55 1 .2 1 .7 0.9 1 .3 0.9 1 .3

06 High (1)1/25 2 63 1 .4 2.0 1 .1 1 .6 1 .1 1 .6

08 High (1)1/25 2 83 1 .7 2 .5 1 .3 1 .9 1 .2 1 .7

10 High (2)1/25 4 106 2 .2 3 .2 1 .6 2 .4 1 .6 2 .4

12 High (2)1/25 4 120 3.0 4 .4 2 .4 3 .4 2 .2 3 .2

VERTICAL EXPOSED / SLOPED TOP

UNITSIZE

FANSPEED

MOTOR H .P .

(QTY .)

# OF FANS WATTS

115VOLTS 208-230VOLTS 277VOLTS

FLA 3-Phase Neutral FLA 3-Phase

Neutral FLA 3-Phase Neutral

02 High (1)1/25 1 38 0.7 1.0 0.5 0.8 0.5 0.8

03 High (1)1/25 1 48 1.0 1 .5 0.7 1.0 0.7 1.0

04 High (1)1/25 2 53 1 .1 1 .6 0.9 1 .3 0.9 1 .3

06 High (1)1/25 2 66 1 .4 2.0 1 .1 1 .6 1.0 1 .5

08 High (1)1/25 2 93 1 .8 2 .6 1 .3 1 .9 1 .3 1 .9

10 High (2)1/25 4 115 2 .8 4.0 2 .2 3 .2 2 .2 3 .2

12 High (2)1/25 4 120 3.0 4 .4 2 .2 3 .2 2 .2 3 .2 NOTES: 1.Exposed,3-rowcoil,noEH,notoekick,standardthrowawaypanelfilter 2.Wattsasshownarefor.05"ESP,3rowcoil,115/1/60,12FPI,andthrowawayfilters 3 . Motor HP as noted is a nominal rating 4.Dataassuppliedisforreferenceonly.Forprojectspecificoperationalpointsseeseletiontoolreportout.

VF ECM MOTOR AND FAN DATA

ENVIRO-TEC 17


MOTOR AND FAN DATA

��

��

18 ENVIRO-TEC


VF SOUND DATA

125 250 500 1000 2000 4000 8000High 233 58 63 60 53 48 43 35

Medium 190 48 52 46 43 34 25 26Low 149 42 45 31 28 20 23 26High 321 57 60 55 52 47 41 34

Medium 280 54 56 52 48 42 35 28Low 246 49 52 47 43 36 27 27High 457 59 62 63 55 48 44 36

Medium 420 56 58 59 51 44 38 30Low 334 49 55 48 41 32 25 28High 570 59 61 67 54 47 42 33

Medium 492 55 58 65 50 42 36 28Low 362 48 62 48 39 29 23 26High 633 65 67 64 58 52 48 41

Medium 549 61 62 62 54 47 42 35Low 436 57 55 55 46 37 30 28High 836 61 63 68 58 51 46 37

Medium 792 59 62 67 56 49 43 35Low 697 55 57 65 51 43 37 29High 978 62 64 65 56 50 44 35

Medium 888 60 62 65 54 47 41 32Low 697 54 56 60 46 38 30 27

UNIT SIZE FAN SPEED SCFMTOTAL SOUND POWER LEVEL

OCTAVE BAND / CENTER FREQUENCY (HZ)

12

02

03

04

06

08

10

NOTES:1.SounddatatestedinaccordancewithAHRI-350-2008.2.Soundlevelsexpressedindecibels,dBRE:1x10-12watts.3.TotalsoundpowerleveldatabasedonexposedcabinetmodelwithfanCFMatcorrespondingmotortapwith115/1/60voltmotor,3rowcoil,1"throwawayfilter,0.0"externalstaticpressureandstandardratedinternalpressurelosses.

VL SOUND DATA

2/125 3/250 4/500 5/1000 6/2000 7/4000 8/8000High 250 57 64 59 57 52 52 42

Medium 185 51 58 52 49 47 43 31Low 140 47 51 45 42 40 32 26High 360 59 59 57 53 47 41 36

Medium 300 52 56 53 48 43 36 34Low 250 51 49 46 40 33 27 25High 485 54 60 56 52 48 43 37

Medium 365 50 54 49 45 40 33 31Low 255 43 47 40 37 31 23 25High 675 59 64 59 58 53 47 43

Medium 500 53 57 54 49 44 37 32Low 375 47 52 46 40 34 25 24

02

04

06

03

TOTAL SOUND POWER LEVELOCTAVE BAND / CENTER FREQUENCY (HZ)UNIT SIZE FAN SPEED SCFM

NOTES:1.SounddatatestedinaccordancewithAHRI350-2000.2.Soundlevelsareexpressedindecibels,dBRE:1x10-12Watts.3.TotalsoundpowerleveldatabasedonbothexposedcabinetandconcealedmodelswithfanCFMatcorrespondingmotortapwith115/1/60Voltmotor,3rowcoil,1"throwawayfilter,0.0"externalstaticpressureandstandardratedinternalpres-sure losses .

SOUND DATA

ENVIRO-TEC 19


DIMENSIONAL DATA: VF SERIES

A

9-1/4"[235]

25"[635]

2-1/4"[57]

9-1/4"[235]

7-1/2"[190]4-3/16"

[106]

3/4" M.P.T. AUXILIARYDRAIN PAN CONNECTION

FILTER

CONTROLENCLOSURE

SUPPLYAIR

RETURN AIR

DIMENSIONSUNIT MODEL A B C

VFC02 23 3/16 [589] 22 3/4 [578] 16" [406]VFC03 27 3/16 [691] 26 3/4 [679] 20" [508]VFC04 33 3/16 [843] 32 3/4 [832] 26" [660]VFC06 43 3/16 [1097] 42 3/4 [1086] 36" [914]VFC08 45 3/16 [1148] 44 3/4 [1137] 38" [965]VFC10 59 3/16 [1503] 58 3/4 [1492] 52" [1320]VFC12 67 3/16 [1707] 66 3/4 [1695] 60" [1524]

BMOUNTING HOLES

(2 PLCS)

NOTES:1. All dimensions are in inches [millimeters]. All dimensions are 1/4" [6mm]. Metric vales are soft conversion.2. Junction box size and location varies w/unit features. Control options may be limited. Provide sufficient clearance to access electrical controls and comply w/applicable codes and ordinances. Reduced height control enclosure is standard with opposite end coils.3. Right hand coil connection shown. Left hand unit similar but opposite.4. Some piping package options may require extended drain pans.5. Size 02 and 03 Models with 208/230vac or 277vac have 3 5/8" [92] extended control enclosure.

4-9/16" [117]

8-1/2"[216]

7"[178]

5 3/8"[86]

SEE NOTE 5

9 1/2" [241]SIZE 02 ONLY

9 1/2" [241]SIZE 02 ONLY

15-1/4"[387]

STD. HT.

9-1/4"[235]

RED. HT.

15 3/4"[400]

MOUNTINGHOLES

(2 PLCS)

8 1/4"[210]

MOUNTING HOLES(2-PLCS)

C

6"[152]

6 1/2"[165] 5"

[127]

MODEL VFC CONCEALED UNITDrawingsarenottoscaleandnotforsubmittalorinstallationpurposes.

20 ENVIRO-TEC



MODEL VFE EXPOSED UNITDrawingsarenottoscaleandnotforsubmittalorinstallationpurposes.

ENVIRO-TEC 21



MODEL VFS SLOPE TOP UNITDrawingsarenottoscaleandnotforsubmittalorinstallationpurposes.

22 ENVIRO-TEC



MODEL VFS PARAMETRIC INCREMENTS

UNITWIDTH

Note: Internal chassis and air openings remain the same. External cabinet can increase in height and width in 1 inch increments up to 12 inches.

X/2

DIM A

DIM B

UNITHEIGHT

X/2

Y

SIZE X=0 X=1 X=2 X=3 X=4 X=5 X=6 X=7 X=8 X=9 X=10 X=11 X=1202 41 42 43 44 45 46 47 48 49 50 51 52 5303 45 46 47 48 49 50 51 52 53 54 55 56 5704 51 52 53 54 55 56 57 58 59 60 61 62 6306 61 62 63 64 65 66 67 68 69 70 71 72 7308 63 64 65 66 67 68 69 70 71 72 73 74 7510 77 78 79 80 81 82 83 84 85 86 87 88 8912 85 86 87 88 89 90 91 92 93 94 95 N/A N/A

Y=0 Y=1 Y=2 Y=3 Y=4 Y=5 Y=6 Y=7 Y=8 Y=9 Y=10 Y=11 Y=1228 3/4 29 3/4 30 3/4 31 3/4 32 3/4 33 3/4 34 3/4 35 3/4 36 3/4 37 3/4 38 3/4 39 3/4 40 3/4


Y=0 Y=25 Y=51 Y=76 Y=102 Y=127 Y=152 Y=178 Y=203 Y=229 Y=254 Y=279 Y=305730 756 781 806 832 857 883 908 933 959 984 1010 1035

ALL SIZES

DIMENSION A (inches)

DIMENSION B (inches)

ALL SIZES

DIMENSION A (millimeters)

DIMENSION B (millimeters)

NOTE: Internalchassisandairopeningsremainthesame.Externalcabinetcanincreaseinheightandwidthin1"(25.4mm) incrementsupto12"(305mm).

ENVIRO-TEC 23



MODEL VFE PARAMETRIC INCREMENTS

UNIT WIDTH

Note: Internal chassis and air openings remain the same. External cabinet can increase in height and width in 1 inch increments up to 12 inches.

X/2

DIM A

DIM B

UNITHEIGHT

Y

X/2


Y=0 Y=1 Y=2 Y=3 Y=4 Y=5 Y=6 Y=7 Y=8 Y=9 Y=10 Y=11 Y=1225 1/4 26 1/4 27 1/4 28 1/4 29 1/4 30 1/4 31 1/4 32 1/4 33 1/4 34 1/4 35 1/4 36 1/4 37 1/4


Y=0 Y=25 Y=51 Y=76 Y=102 Y=127 Y=152 Y=178 Y=203 Y=229 Y=254 Y=279 Y=305641 667 692 718 743 768 794 819 845 870 895 921 946

ALL SIZES

DIMENSION A (inches)

DIMENSION B (inches)

ALL SIZES

DIMENSION A (millimeters)

DIMENSION B (millimeters)

NOTE: Internalchassisandairopeningsremainthesame.Externalcabinetcanincreaseinheightandwidthin1"(25.4mm) incrementsupto12"(305mm).

24 ENVIRO-TEC



OUTSIDE AIR DAMPER

MOTORIZED DAMPER OPTION

MANUAL DAMPER OPTION

A

DIMENSIONS - In [mm]UNIT SIZE A B C

02 22 [559] 8 [203] 7 [178]03 26 [660] 10 [254] 8 [203]04 32 [813] 12 [305] 10 [254]06 42 [1067] 14 [356] 14 [356]08 44 [1118] 18 [457] 13 [330]10 58 [1473] 27 [686] 15 1/2 [394]12 66 [1676] 27 [686] 19 1/2 [495]

A

B CC

B CC

9-1/4[235]

2 [51]

2 [51]

SLIDE DAMPERADJUSTMENT

1/4" HWH SCREW

MOTORIZEDDAMPER

NOTES:1. All dimensions are in inches [millimeters].

All dimensions are ± 1 4" [6mm]. Metric values are soft conversion.2. Model VFC unit shown, typical for models "VFE" and "VFS".3. The standard damper options may not provide freeze protection under all conditions and applications. Other forms of freeze protection may be required.4. Right hand unit shown, left hand unit is similar but opposite.

ENVIRO-TEC 25



WALL BOX

RETURN AIR TOE KICK

NOTES:1.Materialis.050"aluminum.2.Wallboxshouldbeinstalledpitchedslightlytowardexteriorsurfaceofwall.3."Weep"holesshouldnotbeobstructedwhensealingboxtothewall.

NOTES:1.Alldimensionsareinches[millimeters].Alldimensionsare±1/4"[6mm].Metricvaluesaresoftconversion.

2 . Typical for VFE or VFS models .3.Returngrilleisheldinplacewithsheetmetalscrews.

26 ENVIRO-TEC


DIMENSIONAL DATA: VL SERIESMODEL VLC CONCEALED

11 1/4"285

6 7/8"175 6 3/8"

161

6"153

5 1/8"132

7/8"21

FILTER

3/4" M.P.T. AUXILIARY DRAIN PAN CONNECTION(ALL VL SERIES UNITS)

DIMENSIONUNITSIZE

02 23" [584] 22" [559] 17" [432] 03 28" [711] 27" [686] 22" [559] 04 36" [914] 35" [889] 30" [762] 06 50" [1270] 49" [1245] 44" [1118]

A B C

C

A

B

2 5/8"68

4 1/4"109

10"

STD. HT.

12"[305]

EXT. HT.

254

7 3/4"

PRIMARYDRAIN

197

FILTERCONTROLENCLOSURE

14 1/4"

STD. HT.

16 1/4"[413]

EXT. HT.

363

11 1/4"285

1 1/4"32

3/4"

PRIMARYDRAIN

19

1 1/4"32

RETURNAIR

SUPPLYAIR

NOTES:1.Alldimensionsareinches[mm]andare±1/4"[6mm].Metricvaluesaresoftconversion.2.Junctionboxsizeandlocationvarieswithunitfeatures.Controloptionsmaybelimited.Providesufficientclearancetoaccesselectricalcontrolsandcomplywithapplicablecodesandordinances.

3.Lefthandunitshown;righthandunitsimilarbutopposite.4.Auxiliarydrainpanshipslooseforfieldinstallation.

MODEL VLE EXPOSED CABINET

B

12 1/8"308

SUPPLY AIR LOUVER BANK ON CENTER

DIMENSIONUNITSIZE

02 41" [1041] 19 1/2" [495] 03 46" [1168] 23 1/2" [597] 04 54" [1372] 31 1/2" [800] 06 68" [1727] 43 1/2" [1105]

A B

A

B

1/4 TURN PANEL FASTENER

REMOVABLE FRONT SERVICE PANEL

RETURN AIR LOUVER BANKS ON CENTER

11 1/4"286

14 1/2"

STD. HT.

16 1/2"[419]

EXT. HT.

367

SUPPLYAIR

RETURNAIRNOTES:

1.Seenotes1,2and3above.2.StandardcabinetfinishisPearlWhiteSatin.

ENVIRO-TEC 27


28 ENVIRO-TEC


PIPING PACKAGES

Allthepackagesandcomponentsdescribedinthisbrochureareoptional,extracostfeatures.ConsultyourENVIRO-TECsalesrepresentativefordetails.Notallcomponentsareavail-ableonallunitmodels.Seevalvepackagecodecharts.

All standard valve packages and piping components de-scribed in thiscatalogare forchilledandhotwaterapplica-tions.Theymayalso beusedwith ethyleneandpropyleneglycolsolutionsupto50%concentration.

VFandVLfancoilunitpackagesarefactoryassembledandshippedlooseforfieldinstallationandwiring.

VFandVLunitvalvepackagesaredesignedtomountdirectlyonto the coil connections .

Controlvalveactuatorsareremovable,andmaybeservicedorreplacedwithoutremovalofthevalvebody.

Controlvalvesarepipednormallyclosedtothecoil.Controlvalvesareavailablenormallyopen.

3-Waycontrolvalvesarepipedasmixingvalves.

Allballisolationvalvesarefurnishedwithanadjustablemem-orystopfeatureandmaybeusedasabalancingvalve.

Optionalunionsareinstalledatthewatercoil,andareavail-ableonVAVproducts,andallfancoilunitsexceptVH.Unionsmustbeorderedonbothcoilsof4-pipeunits.Unionsarenotavailableseparately.

Pressure/temperature(P/T)portsare located tomonitor thepressure and temperature across the coil .

Automaticfixedflowcontrols(FC,FCN,FCS)areavailableinflow(GPM)ratingsasfollows:

IndividualcoilGPMrequirementsmustbespecifiedattimeoforder.FC=2-8psigAFS.

CONTROL DEVICE LEGEND

Valveandcomponentperformanceratingsshownaremaxi-mumvalues.Appearance and actual ratingsmay varywithcomponent size .

Adjustableflowsetter (AFS) is rated for fullshut-offandre-placesthereturn lineball isolationvalveonallproductsex-cept the VH fan coil unit .

2-Pipe "change-over"unitsusinga2-waycontrolvalveandfactorythermostatmustbeorderedwitha¼""bleed"linetoassure proper changeover thermostat (aquastat) operation.The¼""bleed"lineisoptionalon2-pipe"changeover"unitswithfieldprovidedthermostats.

Somepipingpackagesmayrequireextendedendpocketwithextendedauxiliarydrainpan.Requirementsforfieldfurnishedandinstalledvalvepackageandpipinginsulationmustbede-terminedbyothersonanindividualapplicationbasis.

Actuatorssuppliedwithfactorymountedpipingpackagesin-cludecolor codedplugandplayconnectionswith insulatedwiretoconnecttorelayboard.

The valve packagepiping and component details shown inthis catalog are for standard valves and components. Thesuitabilityofallvalvepackagesandcomponentsmustbede-termined by others based on individual application require-ments.ENVIRO-TECassumesnoresponsibilityforselectionand/orapplicationofvalvepackagesandcomponents.

Modulatingcoolingvalvecontrolcanincreasepartloadspacerelative humidity. ENVIRO-TEC does not encourage or en-dorsemodulatingvalvecontrol for fancoilcoolingsystems,and isnot liable forhighhumidityproblemsthatmayresult.Modulatingheatingvalvecontrolmayresultinlowleavingairtemperatureswhilethevalvereducesflowandassetpointisapproached .

Contact the factory for any requirements not shown in thiscatalog .

Flow Rating Increment

0.5-4.0GPM 0.5GPM >4.0-6.0GPM 1.0GPM

1/2"

ENVIRO-TEC 29


PIPING PACKAGES

BVMS FC AFS 1/2" 3/4" 1"* 1/2" 3/4" 1"*24 x x x x25 x x x x x29 x x x x x

Y-STR w/ BDV

2-WAY PIPING PACKAGE

x

P/T Ports

xxx

ComponentsPackage Code

UnionsValve Size

x x

1/4" Bleed Line

BVMS FC AFS 1/2" 3/4" 1"* 1/2" 3/4" 1"*36 x x x37 x x x x41 x x x x

Y-STR w/ BDV

3-WAY PIPING PACKAGE

x

P/T PortsUnions

x x

Package Code

Valve SizeComponents

x x x

BVMS FC AFS 1/2" 3/4" 1"* 1/2" 3/4" 1"*50 x x53 x x x

P/T PortsComponentsPackage Code

3-WAY PACKAGE WITH BALANCE BYPASS VALVE

x x x

Unions

x x x

Valve Size

Code 242-WayControlValveandBallValvesWithMemoryStop

Code 252-WayControlValve,BallValveswithMemoryStop,andFixedFlowControl

Code 292-WayControlValve,BallValvewith

MemoryStop,andAdjustableFlowSetter

Code 363-WayControlValveandBallValvesWithMemoryStop

Code 373-WayControlValve,BallValveswithMemoryStop,andFixedFlowControl

Code 413-WayControlValve,BallValveWith

MemoryStop,andAdjustableFlowSetter

Code 503-WayControlValve,BallValveinBypass,

andBallValvesWithMemoryStop

Code 533-WayControlValve,BallValveinBypass,BallValve

WithMemoryStop,andAdjustableFlowSetter

LEGEND, COMPONENT PRESSURE RATINGSBVMS: ManualBallValvesw/MemoryStop,600PSIGFC: FixedFlowControl,500PSIGAFS AdjustableFlowCircuitSetter,300PSIGP/TPort: Pressure/TemperatureTestPort,400PSIGUnion: 125PSIG(contactfactoryfor600PSIG)ControlValve: 300PSIGBPV: BalanceBypassValve,400PSIGY-STR: Y-StrainerBDV: BlowDownValve

NOTES:1. Alldrawingssubjecttochangewithoutpriornotice.2. Diagramsshowcomponentpositioninrelationto

fluidflow.Actualvalvepackageconfigurationvarieswithunittype,handconnection,andpipesize.

3. 1/4"bleedlineisrequiredon2-pipecoolandheatautochangeoversystemswithfactoryprovided thermostats;optionalforthermostatsbyothers.

4. UnionsprovidedasstandardonallVFpiping packages .

30 ENVIRO-TEC


PIPING PACKAGES

Man

ualAuto

1/2"

1/2"

100

200

300

400

500

600

500@ 200°F

Coi

lAi

r Ven

t250@ 200°F,15 PSIG Steam

400@ 200°F

1/4"

Sc

hrae

der

Valv

e

300@ 200°F

300@ 400°F

500@ 225°F

Pres

sure

/ Te

mp.

Tes

t Po

rt

Flex

ible

H

ose

Kit

Y-St

rain

er

Car

tridg

e 3

230@ 250°F

375 @ 250°F

400@ 200°F

400@ 250°F

Cle

an-

out

Circ

uit

Sette

rBa

lanc

e Valve

Fixe

d

150@ 240°F

600@ 200°F

300@ 200°F

400@ 250°F

400@ 150°F

400@ 200°F

Pipi

ng S

yste

m C

ompo

nent

Max

imum

Wor

king

Pre

ssur

e (P

SIG

)Sy

stem

W

orki

ng

Pres

sure

(P

SIG

)

Wat

er a

nd

St

eam

Coi

lB

all

Valv

es

Mot

oriz

ed C

ontr

ol V

alve

s 1

Flow

Con

trol

Uni

ons 4

2 Po

sitio

nM

odul

atin

g 2Au

tom

atic

Adju

stab

leBo

dy

4050

Not

es:

1.Allvalvesusesw

eatconnections.2positionvalvesareN.C.springreturn;m

odulatingvalvesarefloatingpointnon-springreturnfailinplace.

2.Valvecloseoffpressureisratedatpow

eredoperatingmode.

3.Cartridgetypeflow

controldevicesutilizeareplaceableflowcom

pensationcartridgetoadjustdesiredflowrate.

4.Contactfactoryforunionsratedat600PSIGand325°F.

5.Pressureratingswillbereducedastemperaturesexceedthoseshow

nabove.

6.Maximum

allowablesystempressureislimitedtothecomponentsselectedwiththelowestw

orkingpressure.

7.JohnsonControlsassum

esnoresponsibilityform

isapplicationandselectionofpipingcomponents.

xx=Valvecloseoffpressure

ENVIRO-TEC 31


PIPING PACKAGES

Manual Ball Valve w/Memory Stop (BVMS)AnadjustablestoppositionlevertolimittraveloftheOn/Offhandle.Thisallowstheballvalvetobeclosed,andreturnedtothebalancesettingpositionwithoutre-testingthesystem.1/2"sizeshown.NominalSize: 1/2" 3/4" 1"Body Material: Brass Brass BrassBall: Hard Chrome Hard Chrome Hard Chrome Plated Plated PlatedSeats: Teflon Teflon TeflonStemSeal: (2)VitonO-Rings Teflon TeflonConnection: Sweat Sweat SweatPressureRating 600 600 600(psig): Temp.Rating,°F: 325 325 325Cv: 17 32 27

Flexible Hose Kits, 18" (FH)Materials: EPDMinnerlined,Kevlar® reinforcedhosewithstainless steeloutercoveringFlowRates: 0.5to12.0GPM,basedon applicationPressureTemp.Rating 375PSIG@250°F(450PSIGtestpressure)MinimumBurstPressure: 1500PSIFlameSpread: Notgreaterthan25perUL723SmokeDevelopment: Notgreaterthan50perUL723BallValvew/MemoryStop: Fullportbrass Ball: Stainless steel Seats: Teflon Stem Seal: (2) Viton O-Rings PressureRating: 600PSIGWOG TemperatureRating: 325°F Cv: 20Availablein1/2"sizeonly.

Typical 2-Way, 2-Position Control ValveA2-positionwatercontrolvalvedrivenopenwithspringreturnupon a call for heating or cooling to maintain space tempera-ture.Inopenposition,watercanflowthroughtheunit'swatercoiltoheatorcoolthespacedependingonsupplywatertem-perature. Inclosedposition,watercannotflow through thewatercoil. Controlvalvesarepipednormallyclosed to thecoilasstandard.Valveactuatorscanbelineorlow(24VAC)voltage.NominalSize 1/2"2-Way 3/4"2-Way 1"2-WayBody Material: Brass Brass BrassConnection: Sweat Sweat SweatPressureRating(psig): 300 300 300TemperatureRating,°F: 200 200 200Cv: 2.5 5.0 8.0MaximumClose-offPressure,Std.(PSIG): 40 20 17HighClose-off: 50 25 20PowerConsumption: 7VA 7VA 7VA

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PIPING PACKAGES

Typical 3-Way, 2-Position Control ValveA2-positionwatercontrolvalvedrivenopenwithspringreturn(bypass)uponacallforheatingorcoolingtomaintainspacetemperature.Energized,thebypassportisblocked,andwatercanflowthroughtheunit'swatercoiltoheatorcoolthespacedependingonthesupplywatertemperature.De-energized,watercannotflowthroughthewatercoilbutisforcedtoflowthroughthebypassport,bypassingthecoil. Controlvalvesarepipednormallyclosedtothecoilasstandard(infullby-pass).Valveactuatorscanbelineorlow(24VAC)voltage.NominalSize 1/2"3-Way 3/4"3-Way 1"3-WayBody Material: Brass Brass BrassConnection: Sweat Sweat SweatPressureRating(psig): 300 300 300TemperatureRating,°F: 200 200 200Cv: 3.0 5.0 8.0MaximumClose-offPressure(PSIG): N/A N/A N/APowerConsumption: 7VA 7VA 7VA

Typical 2-Way Modulating Control ValveA3-wirefloatingpoint,fail-in-place(non-springreturn)modu-latingwatercontrolvalve,drivenopenorcloseduponacallfor heating or cooling to maintain space temperature . In the openposition,watercanflowthroughtheunit'swatercoiltoheatorcoolthespacedependingonsupplywatertempera-ture.Intheclosedposition,watercannotflowthroughthewa-ter coil. Factory furnished 2-way valve packages are pipednormally closed to thewater coil.The floating point controlvalve iscompatiblewithany24VAC three-wiresignalwhenthree minute time-out logic resides in the thermostat or sys-tem controller .NominalSize 1/2"2-Way 3/4"2-Way 1"2-WayBody Material: Brass Brass BrassConnection: Sweat Sweat SweatPressureRating(psig): 300 300 300TemperatureRating,°F: 200 200 200Cv: 2.0 4.0 8.0MaximumClose-offPressureOperatingMode: 50 35 35PowerConsumption: 1VA 1VA 1VAContactfactoryfor3-wirefloating,springreturnapplications.

Typical 3-Way Modulating Control ValveA3-wirefloatingpoint,fail-in-place(non-springreturn)modu-latingwatercontrolvalve,drivenopenorclosed(bypass)upon a call for heating or cooling to maintain space tempera-ture.Inthe"open"position,thebypassportisclosedandwaterisdirectedthroughtheunit'swatercoiltoheatorcoolthespacedependingonsupplywatertemperature.Inthe"closed"position,theservice(watercoil)portisclosedandwaterisdirectedthroughthebypassport.Factoryfurnished3-wayvalvepackagesarepipedas"mixing"valves.Thefloatingpointcontrolvalveiscompatiblewithany24VACthree-wiresignalwhenthreeminutetime-outlogicresidesinthe thermostat or system controller .NominalSize 1/2"3-Way 3/4"3-Way 1"3-WayBody Material: Brass Brass BrassConnection: Sweat Sweat SweatPressureRating(psig): 300 300 300TemperatureRating,°F: 200 200 200Cv: 2.0 4.0 8.0MaximumClose-offPressureOperatingMode: N/A N/A N/APowerConsumption: 1VA 1VA 1VAContactfactoryfor3-wirefloating,springreturnapplications.

ENVIRO-TEC 33


PIPING PACKAGES

Automatic Fixed Flow Control (FC)ApressurecompensatedautomaticfixedflowcontroldevicedesignedtolimittheflowGPMthroughtheunitcoil.DesiredGPMmust be specifiedwhen ordering. DeviceA shown istypical for controlling flow up to 8.0 GPM, and features achangeableflowcartridge.DevideBistypicalforflowsabove8.0GPM. NominalSize(A): 1/2"and3/4" NominalSize(B): 3/4"and1" Body Material: Copper Connection: Sweat PressureRating(psig)(A): 600 Pressure Rating (psig) (B): 522 Temp.Rating,°F: 220 Cv: VariableWith Inlet Pressure

Automatic Cartridge Flow Control (FCN, FCS)Anautomaticfixedflowcontroldevicewithareplaceablestainlesssteelcartridge,andtwopressure/temperatureports,designedtolimittheflowGPMthroughtheunitcoilto±5%ofratedGPM.DesiredGPMmustbespecifiedwhenordering.Availablewith20meshstainlesssteelscreen.1/2"sizeshown. NominalSize: 1/2",3/4",and1" BodyMaterial: Forgedbrass Connection: Sweat Seals: EPDM O-Rings PressureRating(psig): 230 Temp.Rating,°F: 250 PSIG Range: 2 - 32Optional Strainer: BodyMaterial: 20meshstainlesssteel**Theoptionalstrainerisinternalanddoesnotaffectthedimensions .

Adjustable Flow Circuit Setter (AFS)A control device designed to allow maximum water flowthroughtheunitcoil in theOpen(0%)position,andas littleas10%offlowthroughtheunitcoilintheClosed(90%)posi-tion.Thedevicehasacalibratednameplate,builtintestportsandadjustablemechanicalstops,andissuitableforpositiveshutoff.

NominalSize: 1/2",3/4",and1" Body Material: Bronze Connection: Sweat PressureRating(psig): 300 Temp.Rating,°F: 250 Cv: Variable

A

B

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PIPING PACKAGES

Balance Bypass Valve (BPV)Aplugtypevalvedesignedtobalancethewaterflowthroughthebypasscircuitofa3-waycontrolvalve. Manualadjust-mentisrequired.Nocalibrationisprovidedatthevalve.

NominalSize: 1/2",3/4",and1" Body Material: Bronze Connection: Sweat PressureRating(psig): 400 Temp.Rating,°F: 200 Cv: Adjustable

UnionsAfittingusedtoprovideamechanicalconnectionbetweenthecoilandvalvepackagethatcanbeconnected,disconnected,andre-connectedwithouttheneedtocuttubingorunsolderajoint.UnionsareinstalledatthecoilonHL,HP,andVFfancoilunits.UnionsarenotavailableonVHfancoilunits.

NominalSize: 1/2",3/4",and1" BodyMaterial: Bronze/Copper Connection: Sweat PressureRating(psig): 500 Temp.Rating,°F: 200

*Contactfactoryforunionsratedat600PSIGand325°F.

Y-Strainer (Y-STR)Designed toallowwater toflowthroughabuilt inscreen tofilter debris or contaminates from the water system. Withthewatersystemisolated,theplugcanberemovedfromtheblowdownlegofthestrainerandthecaptureddebrisremovedfromthescreen.Aftertheplugisreplaced,thesystemcanbeputbackinoperationandthestrainerwillcontinuetofiltertheunit‘swater.

NominalSize: 1/2"and3/4" Body Material: Forged Brass Connection: Sweat PressureRating(psig): 600 Temp.Rating,°F: 325 Screen: 20MeshStainlessSteel

ENVIRO-TEC 35


PIPING PACKAGES

Blow Down Valve (BDV)Astandardballvalveinstalledonthestrainerblowdownlegtoallowflushingthestrainerscreenwithoutremovingtheplugintheblowdownleg.Thisvalvehasastandard½"gardenhoseconnectiontoallowfluidtobepipedtoacontainerorremotelocationduringcleaning.Notavailableseparately.

NominalSize: 1/4" Body Material: Bronze Connection: MPT PressureRating(psig): 600 Temp.Rating,°F: 200

Optional Pressure/Temperature TestPortLocations(P/T)Designedtoallowtestingofwaterpressure,differentialpres-sureorwatertemperaturewithoutinterruptingthewatersideoperationoftheFanCoilUnit.Sensorprobes(1/8")arenotincluded .

NominalSize: 1/4" Body Material: Brass Connection: MPT PressureRating(psig): 400 Temp.Rating,°F: 250

Aqua ThermostatThe aqua thermostat, also called an automatic seasonalchangeover switch or aquastat, is a switch designed tochangearoomthermostatfromheatingtocoolingandback,basedon the temperatureof thewatersupplied toa2-pipeunit to beused for bothheatingand cooling.The switch isshippedlooseandismountedinthefieldonthewatertubingusing the integral clip or spring .NominalSize: 1/2",3/4"and1"SwitchAction: SPDT Switchontemperaturerise,85°F(±6°F) Switchontemperaturefall,70°F(±6°F)CurrentRating: 120VAC=5.8FLA/34.8LRA(Inductive), 10.0Amps(Resistive) 208/240VAC=2.9FLA/17.4LRA (Inductive),2.0Amps(Resistive) 277VAC=3.6FLA/21.6LRA(Inductive), 1.0Amp(Resistive)AgencyApproval:ULListed,CSAApprovedRatingsmayvarywithvendorandsize.

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GUIDE SPECIFICATIONS: VF AND VL SERIES

GENERALFurnish and install ENVIRO-TEC Vertical Floor Direct DriveFanCoilUnitswhereindicatedontheplansandinthespecifications.Allunitsshallbecapableofmeet-ingorexceedingthescheduledcapacitiesforcooling,heating and air delivery. Units shall be ETL listed incompliancewithUL/ANSIStandard1995,andbecerti-fiedascomplyingwithAHRIStandard440-2008.

CONSTRUCTIONAllunitchassisshallbefabricatedofheavygaugegal-vanized steel panels.All unit chassis panels shall beinsulatedwithElastomericClosedCellFoamInsulation.InsulationshallconformtoUL181forerosionandNFPA90Aforfire,smokeandmelting,andcomplywitha25/50FlameSpreadandSmokeDevelopedIndexperASTME-84 orUL 723. Additionally, insulation shall complywithAntimicrobialPerformanceRatingof0,noobservedgrowth, perASTMG-21. Polyethylene or Fiberglassinsulationisnotacceptable.

Allexposedunitsshallhaveexteriorpanelsfabricatedofnotlessthan20gaugegalvannealedsteel[Providea 16 gauge front panel on exposed units]. The frontpanel shall be attached with quarter turn quick openfastenerstoallowforeasyremovalandaccessforser-vice.[Thefrontpanelshallbeattachedwithtamperprooffasteners.Sidepanelsshallberemovableforaccesstocontrolsandpipingwithintheendpockets].

Toppanelshallberemovablefromfancoilwithouttheneedtodisconnectpipingorelectricalwiring(VFE/VFS).Thetoppanelshallberemovedthroughnotmorethan8screws.

Provide a grille in the return air opening (VLE only).[Provideagrilleinthereturnairopening.(VFE,VFS).][Provideadecorativereturnairopening(VFC).]

All exposed units shall include a recessed stampedlouverdischargegrille.Louverdischargegrilleshallbereversestamped(VFSonly).[Provideanarchitecturalgradelinearbardischargegrillewithapowdercoatedpaint finish tomatch cabinet color. Liquid coat paintshallnotbeacceptable.]

Allconcealedunitsshallhaveaminimum1"ductcollaron the discharge .

PAINTED FINISHAllpaintedcabinetexteriorpanelsshallbefinishedwithaheatcuredanodicacrylicpowderpaintofthestandardfactory color. Liquid coat paint shall not be accept-able.

SOUNDUnits shall have published sound power level datatestedinaccordancewithAHRIStandard350.

POWERUnitsshallnotexceedscheduledpowerconsumption.

FAN & MOTOR Unitfanshallbedynamicallybalanced,forwardcurved,DWDIcentrifugal typeconstructedofgalvanizedsteelforcorrosionresistance.Motorsshallbehighefficiency,permanentlylubricatedsleevebearing,permanentsplit-capacitortypewithULandCSAlistedautomaticresetthermaloverloadprotectionandthreeseparatehorse-power taps. Shaded polemotors are not acceptable.Singlespeedmotorsarenotacceptable.

Thefan/motorassemblyshallberemovableandservice-ablethroughthefrontpanel.Eachfan/motorassemblyshallbefastenedbynomorethan2screws.Thefan/motorassemblyshallbenolongerthan44”,andshallbeeasilyremovablebyasingleservicetechnician.Themotorsshallhavequickconnectorstoallowserviceandremovalwithouttheneedfortools.

DRAIN PAN Primary condensate drain pans shall be single wall,heavygaugegalvanizedsteelforcorrosionresistance,and extend under the entire coil section . Drain pans shall beofonepiececonstructionandbedoubleslopedforcondensate removal. Drainpanaccess that requiresremovalofcoilsisnotacceptable.

Theprimarydrainpanshallbeexternallyinsulatedwithafireretardant,elastomericclosedcellfoaminsulation.Theinsulationshallcarrynomorethana25/50FlameSpreadandSmokeDevelopedRatingperASTME-84andUL723andanAntimicrobialPerformanceRatingof0,noobservedgrowth,perASTMG-21.Doublewallnon-corrosiveauxiliarydrainpanisusedforcondensatefromprimarydrainpanandoptionalvalvepackages.

Option:Provideaprimarydrainpanconstructedentire-lyofheavygaugestainlesssteelforsuperiorcorrosionresistance .

COILSAllcoolingandheatingcoilsshalloptimizerowstomeetthespecifiedcapacity.Coilsshallhaveseamlesscoppertubesandshallbemechanicallyexpanded toprovideanefficient,permanentbondbetweenthetubeandfin. Finsshallhavehighefficiencyaluminum[copper]sur-faceoptimizedforheattransfer,airpressuredropandcarryover.Lancedfinsshallnotbeacceptable.

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Allcoilsshallbetestedat325PSIGairpressureunderwater, and rated for a maximum 300 PSIG workingpressureat200°F.

All water coils shall be designed to connect with½”nominal pipe connections .

CoilCasingshallbe fabricated fromgalvanizedsteel[stainlesssteel].

Heating coils shall be furnished in the pre-heat (VFOnly) or re-heat position .

Directexpansioncoolingcoilsshallbefactorysealedandchargedwithminimum25PSIGnitrogenorrefrig-erated dry air .

Steamcoilsshallbestandardsingletubesteamtypesuitable for temperatures above 35°F and 15 PSIGsteam pressure .

Allwatercoilsshallbeprovidedwithamanualairventfittingtoallowforcoilventing.

FILTERSAllunitsshallbefurnishedwithaminimum1"nominalglassfiberthrowaway(1”pleatedMERV7)(1”pleatedMERV8) (1”pleatedMERV13) filter.Filtersshallbetightfittingtopreventairbypass.Filtersshallbeeasilyremovablefromthereturnairopeningwithouttheneedfor tools (VF Only) .

ELECTRICALUnitsshallbefurnishedwithsinglepointpowerconnec-tion.Provideanelectrical junctionboxformotorandother electrical terminations .

Option: Provide 24VAC fan relay boardwith 25VAtransformer. Fan relayboarddesigned tooperate inconjunctionwithfactoryprovided(fieldprovided)24Vthermostat.Fanrelayboarddesignedtoaccept115,208,220,230,or277Vinputpower.Fanrelayboardtobefactoryinstalled.

Relay board shall operate with generic thermostatdesigned to control up to three independently energized fan speeds .

ELECTRIC HEATFurnishanelectricresistanceheatingassemblyasanintegralpartofthefancoilunit,withtheheatingcapac-ity, voltage and kilowatts scheduled. The heaterassemblyshallberatedforinstallationonthefancoilunitandbelocatedsoasnottoexposethefanassem-bly to excessive leaving air temperatures that couldaffect motor performance .

Theheaterandunitassemblyshallbe listedforzeroclearanceandmeetallNECrequirements,andbeETLlistedwiththeunitasanassemblyincompliancewithUL/ANSIStandard1995.

All heating elements on floormounted units shall befinnedtubulartype.Elementsshallbeconstructedofnickelchromiumresistancewirecenteredintubesandembedded in refractory material. Terminals shall besealedwithsiliconerubbertoprotectagainstmoisture.Terminalsandhardwareshallbestainlesssteelforcor-rosionresistance.All internalwiringshallberatedfor105°Cminimum.

All heaters shall include over temperature protectionconsisting of an automatic reset primary thermal limit andback-upsecondarythermallimit.Allheatersshallbesinglestage.

Option: Devices used to energize and de-energize(switch)electricheatmustbe totallysilent.Magnetic,mercury,and/orquietrelaysand/orcontactorsarenotacceptable.

PIPING PACKAGESProvide a standard factory assembled valve pipingpackage toconsistofa2or3-way,on/off,motorizedelectriccontrolvalveandtwoballisolationvalves.

Controlvalvesshallbepipednormallyclosedtothecoil.Control valves shall bewired to relay board throughquick connects to allow service and replacement ofvalves.Quickconnectsshallprevent incorrectwiringthroughphysicalandcolorcodedvisualconfirmation.Maximum entering water temperature on the controlvalveshallbe200°F,andmaximumoperatingpressureshallbe300PSIG.

Unions shall be provided to allow removal of pipingpackagefromunitwithouttheneedforbrazingorcuttingpipe .

Option:Provide3-wirefloatingpointmodulatingcontrolvalve(fail-in-place),inlieuofstandard2-positioncontrolvalvewithfactoryassembledvalvepipingpackage.

Option: Provide high pressure close-off actuator for2-wayon/offcontrolvalve.Maximumclose-offpressureis50PSIG(1/2"),25PSIG(3/4)",or20PSIG(1”).

Option:Provideeitherafixedoradjustableflowcontroldeviceforeachpipingpackage.Option:Providepressure-temperatureports (P/T) foreachpipingpackagetoallowmeasurementacrossthecoil .

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Pipingpackagesshallbecompletelyfactoryassembled,including interconnecting pipe and shipped loose for field installation .

Option: Piping package will be shipped factoryinstalled .

OUTSIDE AIR DAMPER (VF Only)Provideamanualortwopositionmotorizedoutsideairdamper integral to the unit .

Option:Providealuminumoutsideairwallbox(VFOnly)with integral insect screen and weep holes for fieldinstallation .

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ENVIRO-TECisaregisteredtrademarkofJohnsonControls,Inc.intheUnitedStatesofAmericaandothercountries. Othertrademarksusedhereinmaybetrademarksorregisteredtrademarksofothercompanies.

Catalog: ET115 .26-EG9 (1115) Supersedes ET115 .26-EG9 (915)©2015JohnsonControls,Inc.P.O.Box423,Milwaukee,WI53201PrintedinUSAwww.enviro-tec.com

vf and vl fan-coil units floor-mounted, vertical

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