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25
8. Block Diagram
8.1 Indoor
Unit
FUSE 301
TEMP
.
FUSE
SC
U
1
2
3
M
(INDOOR UNIT)
26
8.2 Outdoor
Unit
8.2.1
CU-TZ20TKE CU-TZ25TKE
R
Y
-PWR
R
Y
-AC
PTC
PTC1
FUSE102
FUSE104
SINGLE
PHASE
POWER
SUPPL
Y
CT102
4-W
A
YS
VA
LV
E
SC
NTC
TH3
NOISE FILT
ER
FUSE101
IC19
FUSE103
MS 3 ~
REACT
O
R
MS 3 ~
3
2
1
L
N
(OUTDOOR UNIT)
27
8.2.2 CU-TZ35TKE
NOISE FILTER
COMMUNICATION
FUSE101
N
MS 3 ~
MS 3 ~
(OUTDOOR UNIT)
FUSE103
REACT
O
R
IC19
Q1
P
N
L
1
2
3
R
Y
-PWR
R
Y
-AC
PTC
PTC1
FUSE102
FUSE104
4-W
A
YS
VA
LV
E
SC
TH3
NTC
CT102
28
8.2.3 CU-TZ42TKE
NOISE FILTER
COMMUNICATION
FUSE101
N
MS 3 ~
MS 3 ~
(OUTDOOR UNIT)
FUSE103
REACT
O
R
IC20
Q1
P
N
L
1
2
3
R
Y
-PWR
R
Y
-AC
PTC
PTC1
FUSE102
FUSE104
4-W
A
YS
VA
LV
E
SC
TH3
NTC
CT102
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