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45
10.2.3 CU-Z42VKR CU-Z50VKR CU-Z60VKR CU-Z71VKR
t°
t°
t°
TO INDOOR UNIT
SINGLE PHASE POWER SUPPL
Y
REACTOR
BLK
BLK
WHT
WHT
YLW/GRN
GROUNDING TERMINAL
RED
COMMUNICA
TION
CIRCUIT
NOISE FIL
TER
CIRCUIT
DA
TA
(RED)
AC-BLK
(BLK)
AC-WHT
(WHT)
FG1
(GRN)
FG2
(GRN)
PFC CIRCUIT
RECTIFICA
TION
CIRCUIT
RECTIFICA
TION
CIRCUIT
SWITCHING POWER
SUPPL
Y
CIRCUIT
FUSE 103
(25A 250V)
FUSE 104
T3.15A L250V
FUSE 101
T3.15A L250V
FUSE 2
20A
FUSE 3
20A
GRN
GRN
12
3
TERMINAL
BOARD
LN
CN–TH1
(WHT)
CN–T
ANK
(WHT)
RED
RED
BLU
BLU
BLK
PNK
WHT
YL
W
YL
W
U (RED)
V (BLU)
W (YL
W
)
U
V
W
1
4
1
3
P
N
Q1
OUTDOOR AIR TEMP
. SENSOR (THERMISTOR)
PIPING TEMP
. SENSOR (THERMISTOR)
COMPRESSOR TEMP
. SENSOR (THERMISTOR)
CN–HOT
(WHT)
1
3
ELECTRO-MAGNETIC COIL
(4-W
A
Y
V
A
LVE)
COMPRESSOR
MS
3~
ELECTRONIC CONTROLLER (MAIN)
1
1
3
5
3
W
10
14
16
IC25
V
U
CN-MTR2
(WHT)
CN-MTR1
(RED)
RA
T2
(GR
Y
)
GR
Y
RA
T1
(GR
Y
)
GR
Y
ELECTRONIC CONTROLLER
CN-OPT
(WHT)
1
BLK
GRN
(GRN)
AC_GND
NOISE FIL
TER
CIRCUIT
CN-V1
(WHT)
CN-PWR
(WHT)
CN-DEMAND
(WHT)
CN-DEMAND
(WHT)
2
2
1
1
1
1
3
3
RED
BLK
WHT
WHT
WHT
YL
W
ORG
RED
BRW
DRM
C
3
2
1
TERMINAL
BOARD
SOUND PROOF BOARD
TO DRED
4
7
MS
3~
FA
N MOTOR
D20
1A5
G2
15V
e
c
5V
R14
10k
G2
1
2
CN-S
Th
e
u
ni
t
tur
n
to
the
R
a
te
d
F
re
qu
ency
C
o
ol
in
g
O
pe
ra
tion
b
y
shor
t-
ci
rc
ui
ting
C
N
-S
af
te
r
appl
yi
ng
po
w
e
r
bet
w
een
th
e
ter
m
inal
1
a
nd
2.
O
p
er
at
io
n
o
f
the
com
p
re
ssor
and
the
out
d
oor
fa
n
m
o
to
r
can
be
chec
ke
d
b
y
a
ppl
yi
n
g
p
o
w
er
a
ft
e
r
sho
rt
-c
ir
cui
ting
C
N
-S
.
G1
ZD501
R506
2k
R505
NONE
G1
ZD502
R504
2k
R503
NONE
R507
10k
D502
D503
D504
D505
G1
D506
NONE
C507
NONE
PC501
1
2
4
3
24V_1
PC502
24V_1
R508
10k
D507
NONE
C508
NONE
1
2
4
3
13V
C174
G2
G2
D76
D75
D73
D74
A
K
A
K
A
K
A
K
5V
G5
C5
1u
KB
10V
R1
4.99k
1%
24V
G10_1
5V
G5
G5
R11
15.8k
1%
B1
C9
1u
10V
KY
C88
220u
10V
R12
15k
1%
B1
C10
1u
10V
5V
R468
10k
R467
10k
5V
C400
10u
25V
B3
G5
G5
C401
0.01u
50V
B1
R600
1k
G5
CN-STM
(WHT)
1
6
ELECTRO-MAGNETIC COIL
(EXPANSION VALVE)
M