WiringDiagramSAVEVTR200/B,VTR300,VTR500
3(3)
Symboldescriptions
Symbol
Description
Symbol
Description
SFSupplyairfan.DampermotorOutdoorair
EF
Extractairfan.
DampermotorExhaustair
SSSupplyairtemperaturesensor.
1
Circuitboard,PCU–PB.
2
ETS
Extractairtemperaturesensor.
Sumalarm,Max24V,1A
ELHElectricalre-heaterbattery.
Fanconguration:(std.:EF=High,SF=High).
OTOverheatprotectionsensor.
2
Fanconguration:(std.:EF=Low,SF=Low).
OSOutdoorairsensor.Fanconguration:(std.:EF=Low,SF=High).
FPSFrostprotectionsensor,typeTG-A130
3
Disconnectedre-heaterbattery.
RMRotormotor.Extendedrunning.
ET1
Emergencythermostat,manualreset75°C(normallyclosedcontact)Home/leave.
ET2
Emergencythermostat,automaticreset60°C(normallyclosedcontact)
BBlue.
RGS
RotorguardsensorBrBrown.
Mainssupply230V~.BlBlack.
Internalcontrolpanel.RRed.
Externalcontrolpanel.YYellow.
Watervalveactuator,heating
GrGrey.
Watervalveactuator,coolingWWhite.
1.Forwaterheating/coolingbattery,typeTG-K360.
2.Unitswithelectricalre-heaterbattery.
3.Waterheatingbattery.
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208063-en_GB-vA003