Panasonic CU-E18RKUA

27
9.2.2 CU-E18RKUA CU-E24RKUA
NO IS E FILTE R
CIRCUIT
COMMUNICATION
CIRCUIT
RECTIF IC AT ION
CIRCUIT
RECTIF IC AT ION
CIRCUIT
PFC
CIRCUIT
SWITCHING POWER
SUPPLY CIRCUIT
ELECTRONIC CONTROLLER (NO IS E FILTE R )
PIPING TEMP. SENSOR (THERMISTOR)
DISCHARGE TEMP.
S
E
N
S
O
R
(
T
HE
R
M
I
S
T
O
R
)
ELECTRO-MAGNETIC CO IL (4 -WAY VALVE)
ELECTRO-MAGNETIC
COIL
(EXPANSION VALVE)
FAN MOTOR
CN-DCFM
(WHITE )
CN-FM1
(WH IT E)
CN-WHT
(WH IT E )
AC-WHT
(W H IT E )
AC-B L K
(BLAC K )
CN-BLK
(BLACK)
CN-COM
(YELLOW)
CN-COM
(YEL LOW )
CN-FM1
(WH IT E )
DC-FMG
(YELLOW)
DC-FMG
(YELLOW)
DC-FM1
(ORANGE)
DC-FM1
(ORANGE)
YLW
FG1
(GREEN)
YLW/GRN
YLW/GRN
GRN
GRN WHT
WHT
RED
GRY
L2-1
(GR AY)
L2-0 (BLAC K )
ELECTRONIC CONTROLLER (MAIN)
GRY
R
E
A
C
T
O
R
BLK
BLK
L1
123
L2
ACN1
(WH IT E)
ACL1
(BLAC K )
COM3
(RED)
BLK
BLK
FUSE3
(25A, 250V)
FUSE2
(T 3.15A L 250V)
FUSE1
(T 2.5A L 250V)
Q10
P
N
U
RED
HEATER
RY-HT
CN-HT
(BLACK)
COMPRESSOR
MS
3
BLU
YLW
RED
BLU
YLW
(RED) U (BLUE) V
(YELLOW) W
V
W
POWER SUPPLY
TO INDOOR UNIT
TERMINAL BOARD
TERMINAL BOARD
YLW
ORG
RED
BLU
7
7
7
11
1
1 2 3 4
1 2 3 4
1 2 3 4
1
1
1
1
3
3
t°
t° t°
3
1
2 2
5
1 2 3 4 5
123456
44
4
BLK
BLK
WHT
WHT WHT WHT WHT WHT
WHT WHT WHT WHT
WHT
M
M
OUTDOOR AIR TEMP. SENSOR (THERMISTOR)
CN-TH1
(WH IT E )
CN-DIS
(WH IT E )
CN-EV
(WH IT E)
1234
1
2
CN-HOT
(BLU E)
RY-HOT
BLU
1
3
~
5V
15V_2
5V
C209
15V_2
C259
+
C260
5V5V
13V
*C84
*D3 6 *D3 5 *D3 4 *D3 3
5
V
C45
1
C46
1
C251
220
R100
15.0k
R101
15.8k
5V
C212
1
R102
4.99k
C47
1
Q25
4.7k
10k
c
b
e