19
8.2 Outdoor
Unit
8.2.1 CU-E12RB4U
Resistance of Compressor Windings
MODEL CU-E12RB4U
CONNECTION 5RS102XHA21
U-V 1.741
Ω
U-W 1.711
Ω
V-W 1.765
Ω
Note: Resistance at 20°C of ambient temperature.
AIR TEMP. SENSOR
(THERMISTOR)
PIPING TEMP. SENSOR
(THERMISTOR)
COMPRESSOR TEMP. SENSOR
(THERMISTOR)
(RED)
RED
P
Q1
FUSE103
T3.15A L250V
GRY
ELECTRO-MAGNETIC
COIL (EXPANSION VALVE)
GRY
REACTOR
NOISE FILTER
CIRCUIT
COMMUNICATION
CIRCUIT
PFC
CIRCUIT
RECTIFICATION
CIRCUIT
RECTIFICATION
CIRCUIT
SWITCHING
POWER SUPPLY
CIRCUIT
TERMINAL BOARD
L1
YLW/GRN
L2
2
(WHITE)
1
(BLACK)
3
(RED)
RED
WHT
GRN
GRN
FUSE101
20A 250V
FUSE102
T3.15A
L250V
BLK
BLK
WHT
DATA (RED)
AC-BLK
(BLK)
AC–WHT
(WHT)
FG1 (GRN)
LJP101 (GRN)
HT2 (ORG)
CN-DCFM
(WHT)
HT2(ORG)
ACL(BRW)
HE
A
T
E
R
ELECTRONIC
CONTROLLER
ELECTRONIC CONTROLLER
ORG
ORG
RY-HT2
BRW
ACL(BRW)
CN-HT1
CN-HT2
CN4
CN5
5
1
5
1
4
1
7
FAN
MOTOR
M
REMARKS;
BLACK; (BLK)
BLUE; (BLU)
WHITE; (WHT)
RED; (RED)
YELLOW; (YLW)
GRAY; (GRY)
GREEN; (GRN)
BROWN; (BRW)
ORANGE; (ORG)
YELLOW/GREEN; (YLW/GRN)
M
RAT2
(GRY)
RAT1
(GRY)
N
U
V
W
BLU
YLW
(BLU)
(YLW)
COMPRESSOR
CN–TANK
(WHT)
CN–TH
(WHT)
CN–STM
(WHT)
1
2
3
4
1
t°
t°
t°
3
1
6
TO INDOOR UNIT
POWER SUPPLY
COMPRESSOR TERMINAL
THE PARENTHESIZED LETTERS IS
INDICATED ON TERMINAL COVER
BLUE (BLU)
YELLOW (YLW)
RED (RED)
(TRADEMARK)
M S
3
~
ELECTRO-MAGNETIC
COIL (4-WAY VALVE)
YLW
YLW
CN–HOT
(WHT)
1
2