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ELECTRICAL D
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T
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3.1
Electrical wiring
Models SRK50HE-S, 56HE-S
Power source
1 Phase
220-240V 50Hz
Outdoor unit
Indoor unit
HEAT
EXCHANGER
Printed circuit board
Printed circuit board
BR
LB
Y/GN
BK
WH
RD
RD
1
3
4
5
6
CNU
BK
WH
Y
BL
TB
TB
F
250V
3.15A
N
ZNR
CNM
CNE
CNG
52C3
52C
52C4
J
G
Th1
Th2
52C
52X
3
52X
2
52X
1
1
3
2
N
1
3
( )
FM
I
SM
Display
Wireless
R-Amp
2
N
BK
WH
WH
WH
RD
Y/GN
Y/GN
CNG
(250V 3.15A)
ZNR
G1
D.S
+
-
J
N
L
CM2
F
52X1
CM1
3
52X2
52X3
1
CNE
WH
RD
CC
WH
CM
BK
BK
51C
CNB
CNU
20S
Th4
Th5
Th6
W
V
U
5
3
FMo
WH
BK
CFO
OR
WH
EEV
RL
Black
Brown
Red
Light Blue
White
Yellow/Green
BK
BR
RD
LB
WH
Yellow
Y
Orange
OR
Y/GN
Color symbol
Meaning of marks
Symbol
Parts name
CM
Compressor motor
F
Fuse
FM
I
Fan motor (Indoor)
FMo
Fan motor (Outdoor)
SM
Flap motor
RL
Inspection lamp
Symbol
Parts name
Th
1
Room temp. sensor
Th
2
Heat exchanger sensor (Indoor unit)
Th
4
Heat exchanger sensor (Outdoor unit)
Th
5
Outdoor air temp. sensor
Th
6
Discharge pipe sensor
Symbol
Parts name
ZNR
Varistor
20S
4 way valve (coil)
52C
Magnetic contactor
DS
Diode stack
52X
1-3
Auxiliary relay
EEV
Electronic expansion valve
51C
Motor Protector for CM
TB
Terminal block