Carrier 12K Manual page 96

Wiring Diagrams (Cont.)
LEGEND : INDOOR UNIT
CAP1
CN1-CN33 : P.C.B SOCKETS
T4
FAN1
XP1 ˜ 4
XS1 ˜ 4
LEGEND : OUTDOOR UNIT
COMP
OFM
CONT
DC
LEGEND : TERMINAL BOX
L
N
WIRE COLORS
WH
BK
BR
YL
NOTES
➀ MAIN SWITCH
➂ DOTTED WIRES TO BE FITTED BY INSTALLER
➄ THE SYSTEM SHALL BE INSTALLED ACCORDING TO NATIONAL WIRING REGULATIONS
Wiring Diagram
53QDMT24-718 Heat Pump 220-240/1/50
53QDMT30-718 Heat Pump 220-240/1/50
53QDMT36-718 Heat Pump 220-240/1/50
53QDMT42-718 Heat Pump 220-240/1/50
: INDOOR FAN CAP.
: TRANSFORMER
: INDOOR MOTOR
: CONNECTORS
: CONNECTORS
: COMPRESSOR
: OUTDOOR FAN MOTOR
: CONTACTOR
: DUAL CAPACITOR
: LIVE CONNECTION
: NEUTRAL CONNECTION
: WHITE
: BLACK
: BROWN
: YELLOW
FIELD ELECTRICAL WIRING
KM1 : RELAY FOR COMPRESSOR
RT1 : INDOOR AIR SENSOR
RT2 : INDOOR COIL SENSOR
XT1 : 8-WAY TERMINAL
K3 : WATER LEVEL SWITCH
CN20 : NET CONTROL INTERFACE
RVS : 4 WAY REVERSING VALVE
RT3 : OUTDOOR COIL SENSOR
CTB : COND. TERMINAL BLOCK
1 : COMPRESSOR CONTROL
2 : REVERSING VALVE CONTROL
3 : OUTDOOR FAN CONTROL
OR : ORANGE
BL : BLUE
RD : RED
YL/ GR : YELLOW / GREEN
➁ TIME DELAY FUSE OR CIRCUIT BREAKER
➃ ALL ITEMS IN DASHED RECTANGLES ARE OPTIONAL
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