Panasonic CU-4E27QBR - 6 Wiring Connection Diagram; Cu-4 E23 Qbr

28
6. Wiring Connection Diagram
6.1 CU-4E23QBR
R
e
s
i
s
t
a
n
c
e
o
f
C
o
m
p
r
e
s
s
o
r
W
i
n
di
n
g
s
CONNECTION
U-V
U-W
V-W
0.720 0.726 0.708
5KD184XAB21 (Ω)
CN-PSW1
BLUE
2
1
R
R
HIGH PRESSURE SW.
CN-TH3
WHITE
LIQUID PIPE SENSOR A LIQUID PIPE SENSOR B LIQUID PIPE SENSOR C LIQUID PIPE SENSOR D
SENSOR COMPLETE
1
10
CN-TH1
WHITE
14
OUTLET TEMP. SENSOR
(THERMISTOR)
COND.TEMP.SENOR
(THERMISTOR)
SENSOR
COMPLETE
CN-DIS
WHITE
12
DIS.T. TEMP.SENOR
(THERMISTOR)
SENSOR
COMPLETE
SENSOR
COMPLETE
CN-TH2
YELLOW
14
PIPE TEMP.SENOR (OFF)
(THERMISTOR)
CN-EV4
RED
1
7
ELECTR O-
MAGNETIC COIL
(EXP AND VAL VE)
M
CN-EV3
BLUE
16
ELECTR O-
MAGNETIC COIL
(EXP AND VAL VE)
M
CN-EV2
YELLOW
1
6
ELECTR O-
MAGNETIC COIL
(EXP AND V ALVE)
M
CN-EV1
WHITE
1
8
ELECTRO-
MAGNETIC COIL
(EXPAND VAL VE)
M
L
N
CORE
CN-WHT
FG1
FG2
G
G
CN-BLK
BL
CORE
CORE
CORE CORE
TERMINAL BOARD TERMINAL BOARD
1 2 3
TO INDOOR UNIT B
1 2 3
TO INDOOR UNIT A
1 2 3
TO INDOOR UNIT C
1 2 3
TO INDOOR UNIT D
P
OWE
R
S
U
P
P
L
Y
CORE
BL
W
BL
W
BL
W
BL
BL
W
W
Y/G
WHITE
ACN1
BLACK
ACL1
FUSE 401
30A 250V
CN-COM
R
B
1 3 5 7 9
ELECTRON IC CONTROLLER (SUB )
Y
0
Y/G
GROUND PLATE
CN-TH4
WHITE
CN-DEMAND
(W HI TE)
GAS PIPE SENSOR A GAS PIPE SENSOR B GAS PIPE SENSOR C GAS PIPE SENSOR D
SENSOR COMPLETE
CONNEC TOR
(WHITE)
TO CZ-CAP2
(OP T IO NAL DEM AND
CONTROL)
CN-DEMAND
W W W
1
11
3 1
PUMP DOWN
OPERATION TEST
WIRING CHECK
POW ER SAVE
PRIORITY MODE
ELECTRONIC CONTROLLER (DISPLAY)
CN-HT1 BLACK
CR3
RY -HOT
RY -HT
CN-HOT BLUE
11
1 1
1 7
4 4
3
3
ELECTRONIC CONTROLLER (MAIN)
CRANK CASE HEATER
ELECTR O- MAGNETIC COIL (4 W AY V A LVE )
W W W W W
W W W
W W W W W W
W W W W W W W
1 8 1 6 1
CN-NMODE 1
WHITE
CN-NMODE
YELLOW
CN-DISP 2
WHITE
CN-DISP 1
WHITE
7
1
1
14
7
CN-DISP 1
WHITE
1 9
1 9
W W W W W W W W W
CN-DA TA
WHITE
CN-DAT A
WHITE
CN-FM1
WHITE
FAN
MOTOR
FM
CORE
W
AC-BLK
AC-WHT
L1-I
GRY
GRY
GRY
GRY
BL
BL
BL
BL
L2-I L2-O
CT400
L1-O
FUSE 2
T2.5A
L250V
FUSE 1
T3.15A
L250V
REACTOR REACTOR
CONNECTOR
WHITE
DB3
CORE
COMPRESSOR
11
33
R
B Y
R
B Y
P
N
U
V
W
DB1
RY -PWR
RY -AC
RY -C
PTC1
PTC2
DB2
T1
+
+
-
+
-
+
+++
-
JP1
COOL ONLY
(TRADEMARK)
COMP. TERMINAL
RED (U)
YELLOW (W)
BLUE (V)