Braeburn 1000NC - Heat Pump Systems

4
NOTES - Conventional Systems
[1]Ifbatteriesareinstalledthe24VoltACcommonconnectionisoptional
[2]Removefactoryinstalledjumperfordualtransformersystems
[3]Indualtransformersystems,transformercommonmustcomefrom
 coolingtransformer
[4]Ifneededforsystem
Provide disconnect and overload protection as required.
2 HEAT / 1 COOL Single Transformer (1200NC Only)
Set System Type to NORM
R 24VoltACPower
W1 HeatRelayStage1
W2 HeatRelayStage2
Y1 CompressorRelayStage1
G FanRelay
C 24VoltACTransformerCommon[note 1]
Conventional Systems (cont.)
Typical Wiring Configurations
NOTE: The “Installer Switch” option will be configured in the next step.
Heat Pump Systems
1 HEAT / 1 COOL - No Auxiliary Heat
Set Installer Switch to HP
Rh* 24VoltACPower
Rc* ConnectedtoRhwithsuppliedJumperWire
O or B  ChangeoverValve [note 2]
Y1 CompressorRelay(appearsasY1on1200NC)
G FanRelay
C 24VoltACTransformerCommon [note 1]
2 HEAT / 1 COOL - Including Auxiliary Heat (1200NC only)
Set Installer Switch to HP
R 24VoltACPower
O or B  ChangeoverValve[note 2]
Y1 CompressorRelay(1ststageheating/cooling)
W2 AuxiliaryHeatRelay(2ndstageheating)[note 3]
W1/E EmergencyHeatRelay [note 3]
G FanRelay
C 24VoltACTransformerCommon [note1]
(Continued)
*AppearsasRon1200NC(singletransformer)