Panasonic CS-Z25UB4EAW

33
10.2 Outdoor Unit
10.2.1 CU-Z25UBEA CU-Z35UBEA
t°
t°
t°
TO INDOOR UNIT
SINGLE PHASE POWER SUPPLY
REACTOR
BLK
BLK
WHT
WHT
YLW/GRN
GROUNDING TERMINAL
RED
COMMUNICATION
CIRCUIT
NOISE FILTER
CIRCUIT
DATA
(RED)
AC-BLK
(BLK)
AC-WHT
(WHT)
FG1
(GRN)
FG2
(GRN)
PFC CIRCUIT
RECTIFICATION
CIRCUIT
RECTIFICATION
CIRCUIT
SWITCHING POWER
SUPPLY CIRCUIT
FUSE 103
(20A 250V)
FUSE 104
T3.15A L250V
FUSE 101
T3.15A L250V
FUSE 2
20A
FUSE 3
20A
GRN
GRN
123
TERMINAL
BOARD
LN
CN–TH1
(WHT)
CN–TANK
(WHT)
RED
RED
BLU
BLU
BLK
PNK
WHT
YLW
YLW
(RED) U
(BLU) V
(YLW) W
U
V
W
1
4
1
3
P
N
Q1
OUTDOOR AIR TEMP. SENSOR (THERMISTOR)
PIPING TEMP. SENSOR (THERMISTOR)
COMPRESSOR TEMP. SENSOR (THERMISTOR)
CN–HOT
(WHT)
1
3
ELECTRO-MAGNETIC COIL
(4-WAY VALVE)
COMPRESSOR
MS
3~
ELECTRONIC CONTROLLER (MAIN)
1
1
3
5
3
W
10
14
16
IC25
V
U
CN-MTR2
(WHT)
CN-MTR1
(RED)
RAT2
(GRY)
GRY
RAT1
(GRY)
GRY
SOUND PROOF BOARD
MS
3~
FAN MOTOR
D20
1A5
G2
15V
e
c
13V
C174
G2
G2
D76
D75 D73
D74
AK
AK
AK
AK
5V
G5
C5
1u
KB
10V
R1
4.99k
1%
5V
G5
G5
R11
15.8k
1%
B1
C9
1u
10V
KY
C88
220u
10V
R12
15k
1%
B1
C10
1u
10V
5V
C400
10u
25V
B3
G5
G5
C401
0.01u
50V
B1
R600
1k
G5
CN-STM
(WHT)
1
6
ELECTRO-MAGNETIC COIL
(EXPANSION VALVE)
M
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