Specifications

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10
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3 ELECTRICAL DATA 3.1 Electrical wiring
Models SRK20ZG-S, 25ZG-S, 35ZG-S
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~~
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+
+
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Indoor unit Outdoor unit
BL
Y
WH
BK
RD
FM I
6
CNU
1
3
4
5
CNM
5
SM
52C
CNX
5
LM
1
LM 2
CNY
5
R-AMP
WIRELESS
DISPLAY
Th
1
Th 2
Th 3
CNE
BACK UP SW
8
BOARD
PRINTED CIRCUIT
PRINTED CIRCUIT BOARD
CNG
22
(35 TYPE ONLY)
2
CNF
250V 3.15A
F
52C
ZNR
52C-4 52C-3NGJ
1
3
2/N
1
3
2/N
Y/GN
RD
WH
BK
RD
WH
BK
BR
WH
BK
Y/GN
RD
EXCHANGER
HEAT
BR
LB
Y/GN
220/230/240V 50Hz
1 Phase
POWER SOURCE
BOX
CONTROL
U
TB TB
250V 15A
F
R.IN C-2S.IN
N
P
POWER
TRANSISTOR
U
V
W
RD
WH
BK
CM
CND
Th
4
Th 5
Th 6
CNA
FM
O
CNB
20S
EEV
DS
L
G
G
CNE
BK
BL
BR
Y
WH
LB
Y/G
RD
Color symbol
Black
Blue
Brown
Yellow
White
Light blue
Yellow/Green
Red
Meaning of marks
Symbol
Parts name
Symbol
Parts name
Symbol
Parts name
CM
F
FM
I
FM O
SM
LM
1
Th 1
Th 2
Compressor motor
Fuse
Fan motor(Indoor)
Fan motor(Outdoor)
Flap motor
Louver motor(L)
LM
2
Louver motor(R)
Room temp.sensor
Heat exch.sensor(Indoor unit)
Th
3
Th 4
Th 5
Th 6
ZNR
20S
EEV
DSHumidity sensor
Heat exch.sensor(Outdoor unit)
TB Terminal blockOutdoor air temp.sensor
Discharge pipe temp.sensor
Varistor
4 way valve(coil)
Electronic expansion valve
Diode stack
L Inductor