SystemAir Topvex SR 09

•Outdoorairsensor
•Exhaustairsensor
InTopvexTR09-15alltemperaturesensorsaremountedandwiredinsidetheunit.InSR09,SR11the
supplyairsensorislooselydeliveredwiththeunitandneedstobeinstalledinthesupplyairductexternally
fromtheunit.SeeInstallationinstructionsformoredetailedinformation.
2.3.5Waterheatingbattery
Inunitswithbuiltinwaterheatingbatterythehotwatercoilislocatednexttothesupplyairconnection.
ThehotwatercoilcanbeeitherHWL(hotwatercoil,lowpower)orHWH(hotwatercoil,highpower).
Thecoilmaterialiscopperpipingwithaframeofgalvanizedsheetsteelandaluminiumns.Thecoilis
equippedwithventingandimmersionsensorforfrostprotection.
ForTopvexSR/TRunitswithnoinstalledre-heaterbattery(None)ahotwaterheatingbatterycan
bemountedintheunit.
2.3.6ElectricalHeater
Inunitswithbuiltinelectricalheatertheheatingrodsarelocatedafterthesupplyairfanintheairow
direction.Thematerialisstainlesssteel.Theelectricheatingcoilhasbothautomaticandmanual
overheatingprotection.Themanualoverheatprotectionisresetbypushingtheredbuttonontheelectrical
heaterframe(gure3).Thepowerdemandoftheelectricheatingcoiliscontrolledbythemainregulator,
whichcontrolstheheatsteplesslybyaTTCtriaccontrolaccordingtothedesiredsupply/extractorroom
airtemperaturethatissetinthecontrolpanel.
Danger
•MakesurethattheMainssupplytotheunitisdisconnectedbeforeperforminganymaintenanceor
electricalwork!
•Allelectricalconnectionsmustbecarriedoutbyanauthorizedinstallerandinaccordancewith
localrulesandregulations.
Fig.3ResetofthemanualoverheatprotectioninTopvexTR09-15andTopvex
SR09,11
ForremovaloflteronTR09-15seechapter5.3.1
TopvexSR09,11,TR09-15OperationandMaintenanceInstructions
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SystemairAB