Panasonic CS-E7PKR - Page 49

49
8.2.3 CU-E21PKR
Resistance of Outdoor Fan Motor Windings Resistance of Compressor Windings
MODEL CU-E21PKR CONNECTION 5KD240XAF21 (Ω)
CONNECTION CWA951671 U-V 0.720
YELLOW – BLUE
72 
U-W 0.726
YELLOW – ORANGE
37 
V-W 0.708
YELLOW – RED
101 
Note: Resistance at 20°C of ambient temperature.
ELECTRONIC
CONTROLLER
(NOISE FILTER)
ELECTRO-MAGNETIC
COIL (4-WAY V ALVE)
CN-OPT
(WHITE)
1
BLK
GRN
GRN
(GREEN)
FG3
FG2
(GREEN)
FG1
(GREEN)
NOISE FILTER
CIRCUIT
NOISE FILTER
CIRCUIT
COM MUNICATION
CIRCUIT
CN-BLK
(BLACK)
CN-COM
(YELLOW)
CN-COM
(YELLOW)
AC-BLK
(BLACK)
CN-WHT
(WHITE)
AC-WHT
(WHITE)
CN-V1
(WHITE)
CN-PWR
(WHITE)
CN-DEMAND
(WHITE)
RECTIFICA TION
CIRCUIT
RECTIFICATION
CIRCUIT
SWITCHING POWER
SUPPLY CIRCUIT
FUSE2 (T3.15A L250V)
FUSE3
(25A, 250V)
COM3
(RED)
ACL1
(BLACK)
ACN1
(WHITE)
YLW/GRN
YLW/GRN
TERMINAL
BOARD
TERMINAL
BOARD
TO IN
D
OO
R
UNIT
POWER SUPPLY
WHT
WHT
RED
GRY
GRY
L2-0
(BLACK)
PFC
CIRCUIT
BLUE
(BLU)
REMARKS
BLU
BLUE BRW BROWN
ORG
ORANGE BLK BLACK
YLW
YELLOW WHT WHITE
GRY
GRA Y RED RED
GRN
GREEN
YLW/GRN
YELLOW/GREEN
RED
(RED)
YELLOW (YLW)
(TRADEMARK)
COMP
TERMINAL
ELECTRONIC CONTROLLER (MAIN)
L2-1
(GRAY)
BLK
BLK
REACTOR
BLK
BLK
Q10
P
N
W
U
(RED) U
RED
BLU
YLW
YLW
YLW
BLU
FAN MOTOR
FAN MOTOR
CIRCUIT
RED
RED
HEATER
RY -HT
OUTDOOR AIR TEMP
SENSOR
(THERMISTOR)
PIPING TEMP
SENSOR (THERMISTOR)
DISCHARGE TEMP SENSOR (THERMISTOR)
COMPRESSOR
MS
3
~
M
1
~
3
3
1
1
1
4
4
1
1
1
1
1
CN-ACFM
(WHITE)
CN-HT
(BLACK)
32
4
CN-TH1
(WHITE)
CN-DIS
(WHITE)
CN-HOT
(BLUE)
RY-HOT
BLU
BLU
ORG
t
t
3
3
5
1
(BLUE) V
(YELLOW) W
V
CN-DEMAND
(WHITE)
2
2
2
2
1
1
4
4
WHT
WHT
WHT
WHT
1
1
1
1
1
1
3
3
RED
BLK
WHT
WHT
WHT
WHT
BLK
GRN
GRN
YLW
ORG
RED
BRW
DRM
C
3
2
1
TERMINAL
BOARD
T
O
D
R
E
D
4
7
FM CAPACITOR
(460V, 3.0 F)
L
N
123