Carrier 52S series Manual de usuario Pagina 37

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37
LEGEND
CAP
Capacitor
COMP
Compressor
CR
Cooling Relay
EQUIP
GND
Equipment Ground
FM
Fan Motor
FR
Fan Relay
HR
Heating Relay
IFT
Indoor Frost Thermostat
L
Power Supply Line
OFT
Outdoor Frost Thermostat
OL
Overload
52SQ Typical Wiring Schematic for Wall Thermostat Control Units
PL
Plug
PLS
Primary Limit Switch
RVR
Reversing Valve Relay
RVS
Reversing Valve Solenoid
SLS
Secondary Limit Switch
SSS
Speed Selector Switch
ST
Start Thermistor
TB
Te r m in a l B oa r d
TRANS
Tra n sfo r m er
Component Connection
(Marked)
NOTES:
1. Recommended for use on grounded power supply only.
2. Compressor and fan motor thermally protected.
3. Use copper conductors only.
4. All wiring must conform with NEC (National Electrical Code) and local codes.
5. Dashed lines indicate components when used.
6. Control center uses thermostat part no. HH01AD045 or equivalent.
7. Field control wire suitable for NEC class 2 control circuit, at 24 volts.
Component Connection
(Unmarked)
Terminal Board Connection
Field Control Wiring
Accessory or Optional Wiring
Factory Wiring
To Indicate Common Poten-
tial Only Not to Represent
Wire
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