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Wiring Diagrams (Cont.)
Wiring Diagram
53QDMT12-718 Heat Pump 220-240/1/50
53QDMT18-718 Heat Pump 220-240/1/50
LEGEND : INDOOR UNIT
CAP1 : INDOOR FAN CAP. KM1 : RELAY FOR COMPRESSOR
CN1-CN33 : P.C.B SOCKETS RT1 : INDOOR – AIR SENSOR
T4 : TRANSFORMER RT2 : INDOOR COIL SENSOR
FAN1 : INDOOR MOTOR XT1 : 8-WAY TERMINAL
XP1 ˜ 4 : CONNECTORS K3 : WATER LEVEL SWITCH
XS1 ˜ 4 : CONNECTORS RY6 : COMP. RELAY WIRING
LEGEND : OUTDOOR UNIT
COMP : COMPRESSOR RVS : 4 WAY REVERSING VALVE
FM : FAN MOTOR RT3 : OUTDOOR COIL SENSOR
CONT : CONTACTOR CTB : COND. TERMINAL BLOCK
DC : DUAL CAPACITOR
LEGEND : TERMINAL BOX
1 : LIVE CONNECTION 3 : REVERSING VALVE CONTROL
2 : NEUTRAL CONNECTION 4 : OUTDOOR FAN CONTROL
LEGEND : WIRE COLORS
WH : WHITE BR : BROWN
BK : BLACK BL : BLUE
RD : RED OR : ORANGE
GR : GREEN YL : YELLOW
YL/ GR : YELLOW / GREEN
NOTES
➀ MAIN SWITCH ➁ TIME DELAY FUSE OR CIRCUIT BREAKER
➂ DOTTED WIRES TO BE FITTED BY INSTALLER ➃ ALL ITEMS IN DASHED RECTANGLES ARE OPTIONAL
➄ THE SYSTEM SHALL BE INSTALLED ACCORDING TO NATIONAL WIRING REGULATIONS
FIELD ELECTRICAL WIRING
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