User's Manual
Installer Guide 4
1 HEAT / 1 COOL - No Auxiliary Heat
Set System Type to 11HP
Rh 24VoltACPower
O/B
ChangeoverValve [note 1]
Y1 CompressorRelay
G FanRelay
C 24VoltACTransformerCommon
3 HEAT / 2 COOL – Including Auxiliary Heat
Set System Type to 32HP
Rh 24VoltACPower
O/B ChangeoverValve [note 1]
Y1
Compressor1Relay(1ststageheating/cooling)
Y2
Compressor2Relay(2ndstageheating/cooling)
AUX
AuxiliaryHeatRelay(3rdstageheating)
[note 2]
E EmergencyHeat[note 2]
G FanRelay
C 24VoltACTransformerCommon
L OptionalSystemFaultMonitor[note 3]
2 HEAT / 1 COOL - Including Auxiliary Heat
Set System Type to 22HP
Rh 24VoltACPower
O/B
ChangeoverValve[note 1]
Y1 CompressorRelay(1ststageheating/cooling)
AUX
AuxiliaryHeatRelay(2ndstageheating)[note 2]
E EmergencyHeatRelay[note 2]
G FanRelay
C 24VoltACTransformerCommon
L OptionalSystemFaultMonitor[note 3]
2 HEAT / 2 COOL - No Auxiliary Heat
Set System Type to 32HP
Rh 24VoltACPower
O/B
ChangeoverValve[note 1]
Y1
Compressor1Relay(1ststageheating/cooling)
Y2
Compressor2Relay(2ndstageheating/cooling)
G FanRelay
C 24VoltACTransformerCommon
L OptionalSystemFaultMonitor[note 3]
NOTES - Heat Pump Systems
[1] O(coolactive)orB(heatactive)isselectedin
theThermostatInstallerSettingsmenu(section4).
[2] Installaeldsuppliedjumperbetweenthe
AUX and Eterminalsifthereisnoseparate
emergencyheatrelayinstalled.
[3] IftheLterminalisused,the24VoltACcommon
mustbeconnected(C terminal).
Provide disconnect and overload protection as required.
Typical Wiring Congurations
NOTE: The “System Type” option will be configured in Thermostat Installer Settings (section 4).
Heat Pump Systems
S1
S2
NOTES - Additional Wiring Options
[1]Theseterminalscanbeusedtoconnecta
Braeburn
®
wired
indoor or outdoor remote sensor.
Indoorremotesensormustbeconguredin
ThermostatInstallerSettings(section4).
Additional Wiring Options
IndoororOutdoorRemoteSensor[note 1]
Install the Thermostat