38
9.2.3
CU-Z42VKR CU-Z50VKR CU-Z60VKR CU-Z71VKR
t°
t°
t°
TO INDOOR UNIT
SINGLE PHASE POWER SUPPLY
REACTOR
BLK
BLK
WHT
WHT
YL
W/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
(25A 250V)
FUSE 104
T3.15A L250V
FUSE 101
T3.15A L250V
FUSE 2
20A
FUSE 3
20A
GRN
GRN
1
2
3
TERMINAL
BOARD
L
N
YELLOW
(YEL) OR T(W)
TRADEMARK
COMPRESSOR TERMINAL
THE PARENTHESIZED LETTERS IS
INDICATED ON TERMINAL COVER
BLUE
(BLU)
OR S(V)
RED
(RED)
OR R(U)
CN–TH1
(WHT)
CN–TANK
(WHT)
RED
RED
BLU
BLU
BLK
PNK
WHT
YLW
YLW
U (RED)
V (BLU)
W (YLW)
U
V
W
1
4
1
3
CN-STM
(WHT)
1
6
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)
ELECTRO-MAGNETIC COIL
(EXPANSION VALVE)
REMARKS
BLU : BLUE
BLK : BLACK
WHT : WHITE
RED : RED
YLW : YELLOW
GRY : GRAY
GRN : GREEN
PNK : PINK
BRW : BROWN
ORG : ORANGE
YLW/GRN : YELLOW/GREEN
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
ELECTRONIC CONTROLLER
CN-OPT
(WHT)
1
BLK
GRN
(GRN)
AC_GND
NOISE FILTER
CIRCUIT
CN-V1
(WHT)
CN-PWR
(WHT)
CN-DEMAND
(WHT)
CN-DEMAND
(WHT)
2
2
1
1
1
1
3
3
RED
BLK
WHT
WHT
WHT
YLW
ORG
RED
BRW
DRM
C
3
2
1
TERMINAL
BOARD
TO DRED
4
7
MS
3~
FAN MOTOR
SOUND PROOF
BOARD
M
Resistance of Compressor Windings
MODEL
CU-Z42VKR / CU-Z50VKR
CONNECTION 9RD132XAA21
U-V 1.897
Ω
U-W 1.907
Ω
V-W 1.882
Ω
Note: Resistance at 20°C of ambient temperature.
MODEL
CU-Z60VKR / CU-Z71VKR
CONNECTION 9KD240XBA21
U-V 0.720
Ω
U-W 0.726
Ω
V-W 0.708
Ω
Note: Resistance at 20°C of ambient temperature.
