EasyManuals Logo

Honeywell CT3451 User Manual

Honeywell CT3451
12 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #4 background imageLoading...
Page #4 background image
CT3451 PROGRAMMABLE THERMOSTAT
69-1620—1 4
Fig. 6. Typical heat-cool system hookup with single
transformer.
Fig. 7. Typical heat system hookup with 2-wire, heat-
only system.
Fig. 8. Typical cool system hookup with 3-wire,
cool-only system.
Fig. 9. Typical heat-cool system hookup with two
transformers.
L1
(HOT)
L2
M20510
FAN
RELAY
THERMOSTAT
COMPRESSOR
CONTACTOR
TRANSFORMER
COOL
DAMPER
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
CAN BE USED FOR CHANGEOVER VALVE ON SINGLE-STAGE HEAT
PUMP SYSTEMS.
JUMPER R TO Rc.
2
2
2
1
Y
G
Rc
W
3
R
B
O
HEAT
RELAY
HEAT
DAMPER
3
1
1
HEATING
RELAY AND
FAN COIL
24V
POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
M20536
THERMOSTAT
Y
G
Rc
W
R
B
O
L1
(HOT)
L2
1
FAN
COIL
COOLIING
CONTRACTOR
COIL
24V
POWER SUPPLY. PROVIDE DISCONNECT MEAN
S
AND OVERLOAD PROTECTION AS REQUIRED.
M2053
7
THERMOSTAT
Y
G
Rc
W
R
B
O
1
Y
G
Rc
W
2
R
B
O
M20511
L1
(HOT
)
L2
FAN
RELAY
HEAT
RELAY
L1
(HOT)
L2
COMPRESSOR
CONTACTOR
HEATING
TRANSFORMER
COOLING
TRANSFORMER
HEAT
DAMPER
COOL
DAMPER
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
REMOVE RC TO R JUMPER WHEN INSTALLED ON A TWO TRANSFORMER
SYSTEM.
CAN BE USED FOR CHANGEOVER VALVE ON SINGLE-STAGE HEAT
PUMP SYSTEMS.
2
3
3
1
1
3
THERMOSTAT

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Honeywell CT3451 and is the answer not in the manual?

Honeywell CT3451 Specifications

General IconGeneral
BrandHoneywell
ModelCT3451
CategoryThermostat
LanguageEnglish

Related product manuals