Danfoss BL-FI Operating guide

OperatingGuide
TermixBL-FI

1.0TableofContents

1.0TableofContents.............................................1
........................................................................2
2.0Functionaldescription......................................3
3.0Safetynotes.....................................................4
3.1SafetyNotes–general............................................4
4.0Mounting........................................................5
4.2Electricalconnections.............................................13
5.0Design.............................................................14
5.1Design...............................................................14
5.2Schematicdiagram................................................15
6.0Controls..........................................................16
6.1DHWtemperaturecontrol........................................16
6.2Other.................................................................18
6.3Maintenance........................................................19
7.0Troubleshooting..............................................20
7.1Troubleshootingingeneral......................................20
7.2TroubleshootingDHW............................................21
7.3Disposal.............................................................22
8.0Declaration......................................................23
8.1Declarationofconformity........................................23
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2.0Functionaldescription

Instantaneouswaterheaterwithheatexchangerand automaticcontrols.Designedforwall-mounting.
Application
TheT ermixBL-FIsubstationisaninstantaneouswaterheater featuringsuperbheatextractionandhighperformance.The substationisdeliveredwithautomaticcontrolspreparedfora chargingsystem. TheT ermixBL-FIissuitableforlargeapartmenthouses,sports arenasandschools,wherelargeamountsofhotwaterareneeded.
Domestichotwater(DHW)
Thesubstationisfittedwithanefficientplateheatexchanger, whichensuresthemostfavourableheatextractionandachieves optimumcomfortandoperatingeconomy. TheTermixBL-FIchargingsystemisdeliveredwithDanfoss automaticcontrolsforregulationofthechargingtemperatureand thetemperatureinthehotwaterbuffertank.Thecontrolvalve withintegratedpressurecontrolhelpstoavoidcyclicvariationsof thedifferentialpressureinthedistrictheatingsupply.
Domestichotwatercirculation
TheTermixBL-FIsubstationissuppliedwithconnectionsforDHW circulationincludingcirculationpumpandanonreturnvalveas astandard.
Flexiblesolution
Pipeconnectioncanbemadefromeitherthetoporbottom,which makesthissolutionhighlyflexible.Atthesametime,bothspace andtimearesavedwheninstalling.
Minimalheatloss
Completeinsulationoftheunitensuresminimalheatloss.
Reliableandeasytoinstall
TermixBL-FIisoperationallyreliable.Aqualityproduct manufacturedinDenmark,whichiseasytoinstallandquickly commissioned.
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3.0Safetynotes

3.1SafetyNotes–general

Thefollowinginstructionsrefertothestandarddesignof substation.Specialversionsofsubstationsareavailableon request.
Thisoperatingmanualshouldbereadcarefullybeforeinstallation andstart-upofthesubstation.Themanufactureracceptsno liabilityfordamageorfaultsthatresultfromnon-compliancewith theoperatingmanual.Pleasereadandfollowalltheinstructions carefullytopreventaccidents,injuryanddamagetoproperty. Assembly,start-upandmaintenanceworkmustbeperformedby qualifiedandauthorizedpersonnelonly. Pleasecomplywiththeinstructionsissuedbythesystem manufacturerorsystemoperator.
Corrosionprotection
Allpipesandcomponentsaremadeofstainlesssteelandbrass. Themaximumchloridecompoundsoftheflowmediumshouldnot behigherthan150mg/l. Theriskofequipmentcorrosionincreasesconsiderablyifthe recommendedlevelofpermissiblechloridecompoundsis exceeded.
Energysource
Thesubstationisdesignedfordistrictheatingastheprimary sourceofenergy.However,alsootherenergysourcescanbeused wheretheoperatingconditionsallowitandalwaysarecomparable todistrictheating.
Application
Thesubstationisdesignedtobeconnectedtothehouse installationinafrost-freeroom,wherethetemperaturedoesnot exceed50°Candthehumiditydoesnotexceed60%.Donotcover orwallupthesubstationorinanyotherwayblocktheentrance tothestation.
Authorizedpersonnelonly
Assembly,start-upandmaintenanceworkmustbeperformedby qualifiedandauthorizedpersonnelonly.
Pleaseobserveinstructionscarefully
Toavoidinjurytopersonsanddamagetothedevice,itisabsolutely necessarytoreadandobservetheseinstructionscarefully.
Warningofhighpressureandtemperature
Beawareoftheinstallation’spermissiblesystempressureand temperature.
Themaximumtemperatureoftheflowmediuminthesubstationis 110°C.
Themaximumoperatingpressureofthesubstationis16bar.
Theriskofpersonsbeinginjuredandequipmentdamagedincreases considerablyiftherecommendedpermissibleoperatingparameters areexceeded.
Thesubstationinstallationmustbeequippedwithsafetyvalves, however,alwaysinaccordancewithlocalregulations.
Choiceofmaterial
Choiceofmaterialsalwaysincompliancewithlocallegislation.
Safetyvalve(s)
Werecommendmountingofsafetyvalve(s),however,alwaysin compliancewithlocalregulations.
Connection
Thesubstationmustbeequippedwithfeaturesthatensurethat thesubstationcanbeseparatedfromallenergysources(also powersupply).
Emergency
Incaseofdangeroraccidents-fire,leaksorotherdangerous circumstances-interruptallenergysourcestothestationif possible,andseekexperthelp. Incaseofdiscolouredorbad-smellingdomestichotwater,closeall shut-offvalvesonthesubstation,informtheoperatingpersonnel andcallforexperthelpimmediately.
REACH
AllDanfossA/SproductsfulfilltherequirementsinREACH. OneoftheobligationsinREACHistoinformcustomersabout presenceofCandidatelistsubstancesifany,weherebyinform youaboutonesubstanceonthecandidatelist:Theproduct containsbrasspartswhichcontainslead(CASno:7439-92-1)ina concentrationabove0.1%w/w.
Storage
Anystorageofthesubstationwhichmaybenecessarypriorto installationshouldbeinconditionswhicharedryandheated.
Warningofhotsurface
Thesubstationhasgothotsurfaces,whichcancauseskinburns. Pleasebeextremelycautiousincloseproximitytothesubstation.
Powerfailurecanresultinthemotorvalvesbeingstuckinopen position.Thesurfacesofthesubstationcangethot,whichcancause skinburns.Theballvalvesondistrictheatingsupplyandreturnshould beclosed.
Warningoftransportdamage
Beforesubstationinstallation,pleasemakesurethatthesubstation hasnotbeendamagedduringtransport.
IMPORTANT-Tighteningofconnections
Duetovibrationsduringtransportallflangeconnections,screwjoints andelectricalclampandscrewconnectionsmustbecheckedand tightenedbeforewaterisaddedtothesystem.Afterwaterhasbeen addedtothesystemandthesystemhasbeenputintooperation, re-tightenALLconnections.
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OperatingGuideTermixBL-FI

4.0Mounting

4.1MountingtheCompactstation

Installationmustbeincompliancewithlocalstandardsand regulations. Districtheating(DH)-Inthefollowingsections,DHreferstothe heatsourcewhichsuppliesthesubstations.Avarietyofenergy sources,suchasoil,gasorsolarpower,couldbeusedasthe primarysupplytoDanfosssubstations.Forthesakeofsimplicity, DHcanbetakentomeantheprimarysupply.
Connections:
1.Districtheating(DH)supply
2.Districtheating(DH)return
3.Domestichotwater(DHW)
4.Domesticcoldwater(DCW)
5.Hotwatercirculation(HWC)
Authorizedpersonnelonly
Assembly,start-upandmaintenanceworkmustbeperformedby qualifiedandauthorizedpersonnelonly.
Connectionsizes:
DH+DHW+DCW: HWC:
Dimensions(mm):
Withinsulation:
Weight(approx.):60kg
G1”(int.thread) G¾”(int.thread)
Thepipeplacementcandeviatefromtheshowndrawing.Pleasenote themarkingsonthestation.
H890xW905xD400
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Removethefront.
Removeotherblocks.
Attachthemountingrailtothewall.
Liftthestation.
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Mountthestationonthemountingrail.
Attachthestationtothewallintheholesonthemountingplate.
MountblockAontheleft-handsideofthepump.AttachblockE toblockA,andattachittothepipeabovethepumpbyclicking itinplace.
MountblockBontheright-handsideofthepump.
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MountblockF.Theblockishingedandcanbedrawnaroundthe valve.AttachtheblocktoblockBandE.
Mountthefrontcover.
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