Panasonic CS-E9PKEA - Outdoor Unit

27
9.2 Outdoor Unit
9.2.1 CU-E9PKEA CU-E12PKEA
Sensor (Thermistor)
Characteristics
70
60
50
40
30
20
10
0
-10 0 10
Temperature (
o
C)
Resistance (kΩ)
20 30 40 50
1
2
1
2
Outdoor Air Sensor
Outdoor Heat Exchanger
Sensor
Compressor Temp. Sensor
(Thermistor) Characteristics
70
60
50
40
30
20
10
0
20 40 60
Temperature (
o
C)
Resistance (kΩ)
80 100 120 140
TERMINAL
BOARD
TO INDOOR UNIT
COMPRESSOR
AC-WHT
(WHT)
CN-MTR2
(WHT)
IC19
Q1
FG1
(GRN)
FG2
(GRN)
GRN
BLK
WHT
GRN
AC-BLK
(BLK)
DATA
(RED)
RED
GRY
RAT2
(GRY)
GRY
RAT1
(GRY)
REACTOR
RED
BLU
YLW
(RED)
FUSE101
T3.15A L250V
(BLU)
(YLW)
U
V
W
3
5
1
10
14
16
DISCHARGE TEMP.
SENSOR (THERMISTOR)
1
2
t
0
P
N
SWITCHING
POWER
SUPPLY CIRCUIT
FUSE104
T3.15A L250V
FUSE103
(20A 250V)
3
(RED)
2
(WHITE)
1
(BLACK)
COMMUNICATION
CIRCUIT
W
U
V
FAN
MOTOR
MS
3 ~
NOISE
FILTER
CIRCUIT
RECTIFICATION
CIRCUIT
PFC
CIRCUIT
RECTIFICATION
CIRCUIT
402
403
404
CN-MTR1
5
4
3
2
1
FAN MOTOR
*C178
5V
*R313
1k
*R312
1k
*R311
1k
*C186
0.01µ
50V
G2
G2
+
EXPANSION
VALVE
e
b
15V
4-WAYS VALVE
1
3
G2
828
829
179
180
c
*D20
*Q23
*CN-HOT
M
63
64
30
31
835
836
837
838
6
5
4
3
2
1
G2
13V
*CN-STM
*D73
*D75
*D74
*D76
29
20
52
891
13V
1
2
3
4
5
6
16
9
15
14
13
12
11
IC5
VCC
G2
*C174
13V
1
2
3
4
5
6
7
16
9
8
15
14
13
12
11
10
IC4
GND
VCC
G2
419
420
CN-TH1
COMP. TEMP.
SENSOR (50kΩ 3950)
1
3
5V
G2
R1
4.99k
1%
G2
C5
1µ
10V
CN-TANK
OUTDOOR AIR TEMP.
SENSOR (15kΩ 3950)
PIPING TEMP.
SENSOR1 (4.96kΩ 3800)
5V
1
2
3
4
G2
G2
G2
R12
15.0k
1%
R11
15.8k
1%
C10
1µ
10V
C9
1µ
10V
C88
220µ
10V
+
*CN-DIS
5V
G2
*R455
*C244
890
ELECTRONIC
CONTROLLER
G2
*C188
0.01µ
50V
G2
*C187
0.01µ
50V
MS