Panasonic CS-Z50XKEW - Outdoor Unit Electronic Circuit Diagram; Outdoor Unit Circuit Diagram and Sensors

30
10.2 Outdoor Unit
Sensor (Thermistor)
Characteristics
70
60
50
40
30
20
10
0
-10 0 10
Temperature (
o
C)
Resistance (kΩ)
20 30 40 50
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
t°
t°
t°
TO INDOOR UNIT
REACTOR
BLK
WHT
RED
NOISE FILTER
CIRCUIT
DATA
(RED)
AC-BLK
(BLK)
AC-WHT
(WHT)
FG1
(GRN)
FG2
(GRN)
1
1
3
5
3
W
10
14
16
IC19
V
U
CN-MTR2
(WHT)
CN-MTR1
(RED)
PFC
CIRCUIT
RECTIFICATION
CIRCUIT
RECTIFICATION
CIRCUIT
COMMUNICATION
CIRCUIT
SWITCHING
POWER
SUPPLY CIRCUIT
FUSE 1
(25A 250V)
FUSE 6
(20A 250V)
FUSE 8
(T3.15A,
L250V)
FUSE 3
T3.15A L250V
FUSE 5
(20A 250V)
FAN
MOTOR
GRN
GRN
S1 2 3
TERMINAL
BOARD
CN–TH1
(WHT)
CN–TANK
(WHT)
CN–STM1
(WHT)
RED
BLU
YLW
U (RED)
V (BLU)
W (YLW)
U
V
W
1
4
1
3
1
6
P
N
Q1
OUTDOOR AIR TEMP. SENSOR (THERMISTOR)
PIPING TEMP. SENSOR (THERMISTOR)
COMPRESSOR TEMP. SENSOR (THERMISTOR)
CN–HOT
(WHT)
1
3
YLW
YLW
ELECTRO-MAGNETIC COIL
(4-WAY VALVE)
ELECTRO-MAGNETIC COIL
(EXPANSION VALVE)
COMPRESSOR
MS
3~
ELECTRONIC CONTROLLER
MS
3~
RAT2
(GRY)
GRY
RAT1
(GRY)
GRY
M
5V
C98
470u
10V
KY
G5
G5
G5
C10
1u
10V
B1
R22
15k
1%
R21
15.8k
1%
C9
1u
10V
B1
5V
G5
C99
1u
10V
B1
R28
4.99k
1%
15V
*IC8
13
14
15
16
4
3
2
1
COM
GND
9
8
*IC8
G4A
C921
0.1u
50V
B3
G4A
16V
*Q55
*Q52
*R105
C
E
B
4.7k
10k
G5
D
S
G
5V
G5
C401
0.1u
25V
B1
G6
C414
0.01u
50V
B1
R403
1k