Drainage Piping Work; Electrical Work - Mitsubishi Electric MXZ-8A140VA Installationshandbuch

6. Drainage piping work

Outdoor unit drainage pipe connection
When drain piping is necessary, use the drain socket or the drain pan (option).
Drain socket
Drain pan

7. Electrical work

[1] Basic systems
OC
(5-branch type)
BC
A B C
IC IC IC IC
RC RC
R R
C C
[2] Standard systems
2-1. Only 3-branch type
OC
(3-branch type)
BC
A B C
IC IC IC
R R R
C C C
2-4. 2 branch boxes (5-branch type, maximum 8 indoor units)
OC
BC (5-branch type)
A B C
IC IC IC
R R R
C C C
10
PAC-SG61DS-E
PAC-SG64DP-E
OC: Outdoor unit
BC: Branch box
IC: Indoor unit
RC: Remote controller
(3-branch type)
BC
D E A B C
IC IC IC IC
R R R R
C C C C
2-2. Only 5-branch type
OC
(5-branch type)
BC
A B C
IC IC IC
R R R
C C C
BC
D E A B
IC IC IC IC
R R R R
C C C C
OC
BC
A B
IC IC
RC RC
2-3. 2-branch boxes (3-branch type)
OC
(3-branch type)
BC
A
D E
IC IC IC
R R R
C C C
(5-branch type)
C D E
IC IC IC
1. Up to 2 branch boxes can be connected to a single outdoor
2. Up to 8 indoor units can be connected to the system.
R R R
C C C
Note:
The indoor units can be connected
to any of the 5 connectors (5-branch
type) or 3 connectors (3-branch type)
of the branch box.
(5-branch type) (3-branch type)
BC
C D E A
IC
R
C
(3-branch type)
BC
B C A B
IC IC IC IC IC
R R R R R
C C C C C
unit.
B C
IC IC
R R
C C
C