Conventional Systems; Typical Wiring Configurations - Braeburn PREMIER Series Installer's Manual

Conventional Systems

Typical Wiring Configurations

NOTE: The "System Type" option will be configured in the Installer Settings section. Shaded areas do not
apply to the 3020.
Heat Only or Millivolt
Set System Type to 11CONV
Rh Power Connection
W1 Heat Relay
G Fan Relay [note 4]
C 24 Volt AC Transformer Common
[note 1]
Hydronic Heat Only
Set System Type to 1HD
Rh 24 Volt AC Power (heating transformer)
W1 Zone Valve Power Open
V3 Zone Valve Power Close
G Fan Relay [note 4]
C 24 Volt AC Transformer Common [note 1]
Hydronic Heat / 1 Cool
Set System Type to 11HD
Rh 24 Volt AC Power (heating transformer) [note 2]
Rc 24 Volt AC Power (cooling transformer) [note 2]
W1 Zone Valve Power Open
V3 Zone Valve Power Close
Y1 Compressor Relay
G Fan Relay (cooling fan only)
C 24 Volt AC Transformer Common [note 1, 3]
Additional Wiring Options
NOTE: Additional options are configured in the
Installer Settings section.
S1
Indoor or Outdoor Remote Sensor [note 1]
S2
1 HEAT / 1 COOL Single or Dual Transformer
Set System Type to 11CONV
Rh 24 Volt AC Power (heating transformer) [note 2]
Rc 24 Volt AC Power (cooling transformer) [note 2]
W1 Heat Relay
Y1 Compressor Relay
G Fan Relay
C 24 Volt AC Transformer Common [note 1, 3]
2 HEAT / 2 COOL Single or Dual Transformer
Set System Type to 22CONV (3220 Only)
Rh 24 Volt AC Power (heating transformer) [note 2]
Rc 24 Volt AC Power (cooling transformer) [note 2]
W1 Heat Relay Stage 1
W2 Heat Relay Stage 2
Y1 Compressor Relay Stage 1
Y2 Compressor Relay Stage 2 [note 4]
G
Fan Relay
C 24 Volt AC Transformer Common [note 1, 3]
NOTES - Conventional Systems
[1] Optional 24 Volt AC common connection.
[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.
NOTES - Additional Wiring Options
[1] These terminals can be used to connect a
Braeburn indoor or outdoor remote sensor.
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5 Installer Guide