SystemAir TA 3000 HW

6.3Extended/Forcedrunning
Thisunitfeaturesexternaltimer/switchbuttoncontroltoforcetheunittoanyfanspeed(setthe
Extended/Forcedrunningtimeinthecontrolpanelto0minutes).Apushbuttoncanbeusedtoactivate
Extended/Forcedrunningtoforcetheunittoanyfanspeedfor0-240minutes(assetinExtended/Forced
runningtime).
6.4Coolingbattery(water)
Awatervalveactuator(Supplyvoltage24VAC,Controlsignal0-10V)canbeconnectedtotheunitand
beoperatedinsequencetotheheaterbattery.
6.5Heaterbattery
TAhasabuiltinheaterbattery(waterorelectric).Theoperationoftheheatingbatteryisautomatic
anddependentonthesettemperature.
6.6Electricalheater
Theheatingcoilislocatedafterthefanandthematerialisstainlesssteel.Theelectricalheatingcoilhas
bothautomaticandmanualoverheatingprotection.Thepowerdemandoftheelectricalheatingcoilis
controlledbyatriacpowerregulator(Pulser)accordingtothedesiredsupplyairtemperaturethatis
setinthecontrolpanel.
TA450-4500Installationinstructions
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SystemairSverigeAB