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62-0135
6
Q7300A,C,D,G SERIES 2000 COMMERCIAL THERMOSTAT SUBBASES
Fig. 13. Typical hookup of T7300E,F/Q7300C in two-stage heat and one-stage cool heat pump system.
Fig. 14. Typical hookup of T7300E,F/Q7300C in three-stage heat and two-stage cool heat pump system.
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
USE ECONOMIZER INSTRUCTIONS FOR INSTALLATION DIRECTIONS.
USE A1 AND A2 WHEN THE CONTRACT SHOULD BE NORMALLY CLOSED IN OCCUPIED MODE.
CONNECT GND TO EARTH GROUND.
INSTALL FIELD JUMPER BETWEEN X4 AND X TO POWER LEDS.
1
1
4
2
M4946A
2
3
4
5
5
3
W2
L1
(HOT)
L2
Y1 O G
SUBBASE
X
EM. HT.
RELAY
R
C1 T
T7147 REMOTE COMFORT ADJUST MODULE
GND
B
C2
COMPRESSOR
CONTACTOR 1
C4 C3C5
CA1
T
CA2
CA4 CA3CA5
T
T
TRANSFORMER
E
HEAT
RELAY 2
HEAT
CHANGEOVER
VALVE
X3 X1X4
EQUIPMENT
MONITOR 2
EQUIPMENT
MONITOR 1
FAN
RELAY
COOL
CHANGEOVER
VALVE
A2A1
AS AS
DISCHARGE
AIR
SENSOR
ECONOMIZER
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
USE ECONOMIZER INSTRUCTIONS FOR INSTALLATION INSTRUCTIONS.
USE A1 AND A2 WHEN THE CONTACTS ARE NORMALLY CLOSE IN OCCUPIED MODE.
CONNECT GND TO EARTH GROUND.
INSTALL FIELD JUMPER BETWEEN X4 AND X POWER LEDS.
1
1
4
M4947A
2
3
4
5
5
2
3
W1
L1
(HOT)
L2
Y1 O G
SUBBASE
X
EM. HT.
RELAY
R
C1 T
T7147 REMOTE COMFORT ADJUST MODULE
GND
B
C2
COMPRESSOR
CONTACTOR 1
C4 C3C5
CA1
T
CA2
CA4 CA3CA5
T
T
TRANSFORMER
E
HEAT
RELAY 3
HEAT
CHANGEOVER
VALVE
X3 X1X4
EQUIPMENT
MONITOR 2
EQUIPMENT
MONITOR 1
FAN
RELAY
COOL
CHANGEOVER
VALVE
A2A1
AS AS
DISCHARGE
AIR
SENSOR
Y2
COMPRESSOR
CONTACTOR 2
ECONOMIZER