Relays – Carrier TP-NHP User Manual
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13
Relays
OAT
RRS
SRTN
HUM
D1
D2
V+
Vg
Rc
Rh
W / W1
G
Y/Y2
Y used for
single stage
cooling
C
O/W2/B
Y1
Y1 used for
multi-speed
cooling
Y1 = stage 1
Y2 = stage 2
Control Module Wiring Guide
connect
to user
interface
dry
contact
OAT /
RRS
return
{
Relays
OAT
RRS
SRTN
HUM
D1
D2
V+
Vg
Rc
Rh
W / W1
G
Y/Y2
Y used for
single stage
cooling
C
O/W2/B
Y1
Y1 used for
multi-speed
cooling
Y1 = stage 1
Y2 = stage 2
Control Module Wiring Guide
connect
to user
interface
dry
contact
OAT /
RRS
return
{
A07687
HUM terminal is not used on this model.
Fig. 7 − Control Module Wiring Guide
S Red is V+
S Black is Vg