Panasonic CS-E12RB4UW Service Manual page 20

8.2.2 CU-E18RB4U
SINGLE PHASE POWER SUPPLY
AC 208-230V 60Hz
L1 L2
YLW/GRN
GRN
GRN
WHT
ACN1
(WHITE)
YLW/GRN
NOISE FILTER
FG1 (GREEN)
YELLOW (YLW)
BLUE RED REMARKS
(BLU) (RED) BLU : BLUE
ORG: ORANGE
(TRADEMARK)
YLW: YELLOW
COMP. TERMINAL
GRY : GRAY
GRN: GREEN
THE PARENTHESIZED LETTERS IS
YLW/GRN : YELLOW/GREEN
INDICATED ON TERMINAL COVER
Resistance of Compressor Windings
MODEL
CONNECTION
U-V
U-W
V-W
Note: Resistance at 20°C of ambient temperature.
TO INDOOR UNIT
TERMINAL TERMINAL
1 2 3
BOARD BOARD
BLK
WHT
BLK
ACL1
COM3
(BLACK)
(RED)
WHT
1
WHT
CN-COM
FUSE3
WHT
(YELLOW)
(25A, 250V)
WHT
4
COMMUNICATION
CIRCUIT
CN-BLK
(BLACK)
BLK
CIRCUIT
CN-WHT WHT
(WHITE)
ELECTRONIC CONTROLLER
(NOISE FILTER)
BRW: BROWN
BLK : BLACK
WHT : WHITE
RED : RED
CU-E18RB4U
5KD240XAF21
0.720 Ω
0.726 Ω
0.708 Ω
REACTOR
GRY
2 1
2 1
RED
GRY
L2-1
(GRAY)
1
CN-COM
(YELLOW)
4 RECTIFICATION
FUSE2
AC-BLK
(T3.15A L250V)
(BLACK)
AC-WHT
(WHITE)
RECTIFICATION
CN-HOT
CN-EV
(BLUE)
(WHITE)
6 1 1 3
M
ELECTRO-MAGNETIC
COIL (4-WAY VALVE)
ELECTRO-MAGNETIC COIL
(EXPANSION VALVE)
20
BLK
BLK
L2-O
ELECTRONIC CONTROLLER (MAIN)
(BLACK)
PFC
Q10
CIRCUIT
U
P
V
CIRCUIT
N
W
FUSE1
(T3.15A L250V)
SWITCHING POWER
SUPPLY CIRCUIT
CIRCUIT
RY-HT
CN-TH1
CN-TANK
(WHITE)
(WHITE)
3 1 4
t° t°
t°
COMP. TEMP. PIPING TEMP.
SENSOR SENSOR
(THERMISTOR) (THERMISTOR)
COMPRESSOR
3 3
(RED) U
RED RED
(BLUE) V
BLU BLU
MS
3
~
(YELLOW) W YLW YLW
1
1
1 RED
FAN MOTOR
4
BLK
CN-FM
M
WHT
(WHITE)
BLU
7
YLW
CN-HT
HEATER
(BLACK) 1
3
1
OUTDOOR AIR
TEMP. SENSOR
(THERMISTOR)