– 6 –
3. WIRING DIAGRAM
Fig. 3-1
Shows terminal block and figures show terminal numbers.
Broken lines show wiring at site.
Don’t operate the units with the magnetic contactor pushed.
2
2
1
1
43B2
7
8
20
SRB 2
BL
U
BL
K
BL
U
2
2
1
1
43A2
78
20
SRA 2
BL
U
BL
K
BL
U
RED
RED
GRN
G
RN
Unit C
U
nit D
2
2
1
1
43B1
78
20
SRB 1
BL
U
BL
K
BL
U
2
2
1
1
43A1
78
20
SRA 1
BL
U
BL
K
BL
U
RED
RED
GRN
G
RN
2
4
6
2
4
6
43A2
43B2
2
5
8 43C2
1
3
5 43A2
1
4
7 43C2
3
6
9
43C2
L
H
C
23L
2
A
B
52C 2
20
SRD 2
20
SRC 2
1
3
5
T2
23H2
1
2
43C 2
T2
10
3
41
1
BR
W
BR
W
BR
W
BR
W
BR
W
BL
U
BL
U
BL
U
PU
R
BL
U
BL
U
SK
B
BL
U
BL
U
BL
U
BL
U
BL
U
2
4
6
2
4
6
43A1
2
8
1
3
5
43A1
1
4
7
43C1
3
6
9
L
H
C
A
B
52C 1
20
SRD 1
20
SRC 1
1
3
5
1
2
43C 1
T1
10
3
41
1
RED
SK
B
BL
U
BL
U
SK
B
BL
U
BL
U
BL
K
13
N
L
14
52C2
11
12
15
16
6
5
4
3
2
1
6
5
4
3
2
1
13
14
RED
RED
FMo
CM2
RED
RCo2
RED
WHI
F
WHI
GRY
RED
BL
K
RC0
CM
1
RED
RCo1
RED
WHI
F
RED
11
12
BL
K
RED
BL
K
BL
K
BL
K
51C2
BL
K
51C1
52C1
Earth
43C1
43B1
PN
K
RED
RED
RED
RED
43B2
43C1
23L
1
T1
23H1
43B1
YE
L
YE
L
SK
B
SK
B
Unit A
U
nit B
Power Supply
220-240V 1Ph 50Hz
Ou
tdo
or Un
it
Indoor Unit
RED
BL
K
B
LK
BL
K
B
LK
PN
K
PN
K
ORN
ORN
O
RN
ORN
ORN
PN
K
PN
K
5