Terminal Designations - Honeywell FocusPRO TH6000 Serie Guia De Instalacion

Wiring

Terminal Designations

Conventional Terminal Letters:
Y2
2nd stage compressor contactor.
W2 2nd stage heat relay.
K Optional wirer save module.
Rc Cooling power. Connect to secondary side
of cooling system transformer.
R Heating power. Connect to secondary side
of heating system transformer.
W
1st stage heat relay.
Y
1st stage compressor contactor.
G
Fan relay.
C
Common wire from secondary side of
cooling transformer (if 2 transformers).
W2 G
K Y2
G O/B
K Y2
AUX/E
W C
Y R RC
C
Y R RC
Heat Pump Terminal Letters:
Y2
2nd stage compressor contactor.
Aux/E Auxiliary/Emergency heat relay.
K Optional wirer save module.
Rc Cooling power. Connect to secondary side
of cooling system transformer.
R Heating power. Connect to secondary side
of heating system transformer.
O/B Changeover valve for heat pumps.
Y
1st stage compressor contactor.
G
Fan relay.
C
Common wire from secondary side of
cooling system transformer.
5
CONVENTIONAL
HEAT PUMP
MCR33878
69-2738EFS—03