Braeburn 1200NC Betriebsanweisung PDF herunterladen (Seite 5)

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

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]

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]

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)

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Braeburn 1200NC Betriebsanweisung Seite 5