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SiUS30-1301
Wiring Diagrams for Reference
Appendix
269
2.4
Centralized Branch Selector Unit
BSV4Q36PVJU
6.
USE COPPER CO
N
DUCT
ORS O
N
LY.
7.
DIP S
W
ITCH
(DS1·2
)
I
N
ITIAL SETTI
N
GS ARE AS FOLLO
W
S.
FOR USI
N
G DIP S
W
ITCH
(DS1·2
),
REFER T
O
I
N
ST
ALLA
TIO
N
MA
N
U
AL OR "SER
V
ICE MA
N
U
A
L" LABEL O
N
CO
N
TR
OL BO
X
CO
V
ER.
N
O
TES
)
1
.
THIS
W
IRI
N
G DIA
GRAM APPLIES
T
O
THE CE
N
TRALIZED BRA
N
CH SELECT
OR U
N
IT O
N
LY.
2.
: TERMI
N
AL STRIP
,
: C
O
NN
ECT
OR
:
FIELD
W
IRI
N
G
,
: PR
O
TECTI
V
E GR
OU
N
D
3.
W
HE
N
USI
N
G
THE COOL/HEA
T SELECT
OR
(OPTIO
N
AL A
CCESSOR
Y
),
CO
NN
ECT IT
T
O
TERMI
N
ALS A
,
B A
N
D C O
N
X2M
(A1P
~
A4P
).
4.
AS FOR
W
IRI
N
G T
O
THE
X2M
~
X7M
(CO
N
TR
OL
),
REFER T
O
I
N
ST
ALLA
TIO
N
MA
N
UA
L
.
5.
SYMBOLS SHO
W
AS FOLLO
W
S.
(
BLU:
BLUE
RED:
RED
)
RED
BLU
F1
F2
X1M
X2M
L1
L2
Y3E
Y4E
Y5E
Y1E
Y2E
OR
CO
N
TR
OL BO
X
F1
F2
X4M
F1
F2
X5M
F1
F2
X6M
F1
F2
X7M
F1
F2
X3M
X2M
X3M
A1P
A4P
A3P
A2P
X1M
X5M
X4M
X7M
X6M
X2M
X2M
X2M
X2M
1234
1234
O
N
OFF
DS1
DS2
(F1
,
F2
)
Z1C
N
=2
PO
W
ER SUPPL
Y
~
20
8
/230
V
60Hz
CE
N
TRALIZED BRA
N
CH
SELECT
OR U
N
IT T
O
P
(ALL O
T
HER IDE
N
TICAL PLA
CES
)
5
5
55
5
A1P
F1U
PS
X1A X1M
DS2
N
OT
E
)7
F2
F1
DS1
F2
F1
X3
8
A
HAP
N
OT
E
)3
X2M
C
B
A
X4A
X
8
A
X5A
X6A
X7A
M
M
M
M
M
Y5E
Y4E
Y2E
Y3E
Y1E
TO
I
N
/D
U
N
IT
5
5
55
5
A2P
F1U
PS
X1A X1M
DS2
N
OT
E
)7
F2
F1
DS1
F2
F1
X3
8
A
HAP
N
OT
E
)3
X2M
X4A
X
8
A
X5A
X6A
X
7A
M
M
M
M
M
Y5E
Y4E
Y2E
Y3E
Y1E
TO
I
N
/D
U
N
IT
5
5
55
5
A3P
F1U
PS
X1A X1M
DS2
N
OT
E
)7
F2
F1
DS1
F2
F1
X3
8
A
HAP
N
OT
E
)3
X2M
X4A
X
8
A
X5A
X6A
X
7A
M
M
M
M
M
Y5E
Y4E
Y2E
Y3E
Y1E
TO
I
N
/D
U
N
IT
5
5
55
5
A4P
F1U
PS
X1A X1M
DS2
N
OT
E
)7
F2
F1
DS1
F2
F1
X3
8
A
HAP
N
OT
E
)3
X2M
X4A
X
8
A
X5A
X6A
X
7A
M
M
M
M
M
Y5E
Y4E
Y2E
Y
3E
Y1E
TO
I
N
/D
U
N
IT
I
N
DOOR
U
N
IT A
(F1
,
F2
)
I
N
DOOR
U
N
IT B
(F1
,
F2
)
I
N
DOOR
U
N
IT C
(F1
,
F2
)
I
N
DOOR
U
N
IT D
CO
N
DE
N
SER
U
N
IT
(F1
,
F2
)
BRA
N
CH
SELECT
OR
U
N
IT
(F1
,
F2
)
(F1
,
F2
)
BRA
N
CH
SELECT
OR
U
N
IT
A1P
(U
N
IT A
)
A2P
(U
N
IT B
)
A3P
(U
N
IT C
)
A4P
(U
N
IT D
)
DS1
,
DS2
F1U
HAP
PS
X1M
(A1P
~
A4P
)
PRI
N
TED CIRCUIT BO
ARD
(I
N
DOOR U
N
IT A
)
PRI
N
TED CIRCUIT BO
ARD
(I
N
DOOR U
N
IT B
)
PRI
N
TED CIRCUIT BO
ARD
(I
N
DOOR U
N
IT C
)
PRI
N
TED CIRCUIT BO
ARD
(I
N
DOOR U
N
IT D
)
DIP S
W
ITCH
FUSE
(T
,
3.15A
,
250
V
)
FLASHI
N
G LAMP
(SER
V
ICE MO
N
IT
OR-GREE
N
)
S
W
ITCHI
N
G PO
W
ER SUPPL
Y
(A1P
~
A4P
)
TERMI
N
AL STRIP
(CO
N
TR
OL
)
X2M
(A1P
~
A4P
)
X1M
X2M
~
X7M
Y1E
Y2E
Y3E
Y4E
Y5E
Z1C
X3
8
A
TERMI
N
AL STRIP
(C/H SELECT
OR
)
TERMI
N
AL STRIP
(PO
W
ER
)
TERMI
N
AL STRIP
(CO
N
TR
OL
)
ELECTR
O
N
IC EXP
A
N
SIO
N
V
AL
V
E(
SUBCOOLI
N
G
)
ELECTR
O
N
IC EXP
A
N
SIO
N
V
AL
V
E
(SUB DISCHARGE
)
ELECTR
O
N
IC EXP
A
N
SIO
N
V
AL
V
E
(SUB SUCTIO
N
)
ELECTR
O
N
IC EXP
A
N
SIO
N
V
AL
V
E
(MAI
N
DISCHARGE
)
ELECTR
O
N
IC EXP
A
N
SIO
N
V
AL
V
E
(MAI
N
SUCTIO
N
)
N
OISE FIL
TER
(FERRITE CORE
)
CO
NN
ECT
OR FOR OPTIO
N
AL P
A
R
T
S
CO
NN
ECT
OR
(AD
APT
OR FOR MUL
TI
TE
N
A
N
T)
C
B
A
C
B
A
C
B
A
TO
CO
N
DE
N
-
SER U
N
IT
TO
CO
N
DE
N
-
SER U
N
IT
TO
CO
N
DE
N
-
SER U
N
IT
TO
CO
N
DE
N
-
SER U
N
IT
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