
17
Figure 15. V8MSBB03 and V8MSBB04 Connections
Wiring Connections
208-230V
M-O
M-I(1~4)
TRANS1
M-I(5, 6)
TRANS2
T4C T4C1
BLUE
RED
Y/G
POWER IN
TO INDOOR 6
TO INDOOR 5
TO INDOOR 4
TO INDOOR 3
TO INDOOR 2
TO INDOOR 1
L1 L2
TO OUTDOOR
YEIIOW
BLACK
YEIIOW
GRA
Y
BLACK
BLUE
WHITE
BLACK
BLACK
RED
BROWN
PURPLE
GRA
Y
BLACK
BLACK
ORANGE
GREEN
ORANGE
BLUE
WHITE
BLACK
Piping and Communications Cable Routing
REFRIGERANT PIPING
COMMUNICATIONS CABLE
NOTE - Use 3-conductor, shielded cable for communication wiring.
NOTE - Indoor c
ommunications cable must match indoor piping connections.
2# MS UNIT
1# MS UNIT
(P Q E)
OUTDOOR
UNIT
1# MS UNIT
MS-INDOOR
MS-OUTDOOR
NO.6
NO.5
NO.4
NO.3
NO.2
NO.1
(P Q E)
1
2 3 4
5
6
1
2
3 4
5 6
(P Q E)
(P Q E)
(P Q E)
(P Q E)
(P Q E)
INDOOR UNIT
INDOOR UNIT
INDOOR UNIT
INDOOR UNIT
INDOOR UNIT
INDOOR UNIT
P Q E
P Q E
P Q E
P Q E
P Q E
P Q E
P Q E
EXVA
Network Address and Commissioning
After the system has been installed, use the system
remote control to assign a separate address for each of
the indoor units as part of the commissioning procedure.
To other MS boxes on
same refrigeration circuit.
Mode selection boxes do not require an address; however,
each indoor unit connected to the mode selection box
must be assigned an individual address.