Panasonic CS-E12RB4UW - Page 23

23
9.2.2 CU-E18RB4U
ELECTRONIC CONTROLLER
(NOISE FILTER)
FG1 (GREEN)
NOISE FILTER
CIRCUIT
COMMUNICATION
CIRCUIT
CN-BLK
(BLACK)
AC-BLK
(BLACK)
CN-WHT
(WHITE)
AC-WHT
(WHITE)
RECTIFICATION
CIRCUIT
RECTIFICATION
CIRCUIT
SWITCHING POWER
SUPPLY CIRCUIT
FUSE1
(T3.15A L250V)
FUSE2
(T3.15A L250V)
FUSE3
(25A, 250V)
COM3
(RED)
ACL1
(BLACK)
ACN1
(WHITE )
YLW/GRN
YLW/GRN
TERMINAL
BOARD
TERMINAL
BOARD
T
O
I
N
D
O
O
R
U
N
I
T
SINGLE PHASE POWER SUPPLY
AC 208-230V 60Hz
GRN
GRN
L1
123
L2
WHT
WHT
RED
GRY
GRY
BLK
L2-O
(BLACK)
PFC
CIRCUIT
ELECTRONIC CONTROLLER (MAIN)
L2-1
(GRAY)
1
1
2
2
BLK
REACTOR
BLK
BLK
Q10
P
N
W
U
(RED) U
RED
BLU
BLU
YLW YLW
YLW
BLU
FAN MOTOR
RED
RED
HEATER
OUTDOOR AIR
TEMP. SENSOR
(THERMISTOR)
(15K 3950)
PIPING TEMP.
SENSOR
(THERMISTOR)
(4.96K 3800)
ELECTRO-MAGNETIC
COIL (4-WAY VALVE)
CN-HT
(BLACK)
CN-FM
(WHITE)
RY-HT
BLK
WHT
COMPRESSOR
MS
3
~
33
1
1
4
7
1
1
1
3
4
CN-TH1
(WHITE)
CN-HOT
(BLUE)
RY-HOT
3
1
(BLUE) V
(YELLOW) W
V
WHT
BLK
1
6
CN-EV
(WHITE)
M
ELECTRO-MAGNETIC COIL
(EXPANSION VALVE)
COMP. TEMP.
SENSOR
(THERMISTOR)
(50K 3950)
13
CN-TANK
(WHITE)
t°
t°
t°
CN-COM
(YELLOW)
CN-COM
(YELLOW)
1
4
4
WHT
WHT
WHT
WHT
1
M
5
V
R101
15.8k
R100
15.8k
C46
1µ
C45
1µ
G5 G5G5
R410
4.99k
G5G5
5
V
C49
1µ
13V
*C84
G2
G2
*D33
*D34
*D35
*D36
5
V
G5
C63
R159
G5
5
V
5V
G1
G1
Q25
Q28
4.7k
R427
R426
R425
10k
c
b
e
e
b
c
G1
5V
Sensor (Thermistor)
Characteristics
70
60
50
40
30
20
10
0
-10
(14)
0
(32)
10
(50)
Resistance (k )
20
(68)
30
(86)
40
(104)
50
(122)
Temperature °C (°F)
Temperature °C (°F)
1
2
1
2
Outdoor Air Sensor
Outdoo r Heat Exch an ger
Sensor
Compressor Temp. Sensor
(Therm isto r) Characteristics
70
60
50
40
30
20
10
0
20
(68)
40
(104)
60
(140)
Resistance (k )
80
(176)
100
(212)
120
(248)
140
(284)