Mitsubishi Electric MXZ-8A140VA Manuel D'installation page 11

7. Electrical work
[2] Standard systems
2-1. Only 3-branch type
OC
BC (3-branch type)
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
[3] Incorrect systems
3-1. Group operation
by single remote
controller
OC
BC (3-branch type)
A B C
IC IC IC
RC
R
C
3-1. Plural indoor units cannot be operated by a single remote controller.
3-2. Different refrigerant systems cannot be connected together.
3-3. A M-NET adapter cannot be connected to an outdoor unit.
2-2. Only 5-branch type
OC
BC (5-branch type)
A B C D
IC IC IC IC
R R R R
C C C C
BC (5-branch type)
D E A B
IC IC IC IC
R R R R
C C C C
3-2. Group operation between different refrigerant
systems
OC
BC (3-branch type) BC
A B C A
IC IC
RC
2-3. 2-branch boxes (3-branch type)
OC
BC (3-branch type)
A B
E
IC IC IC
R R R
C C C
C D E
IC IC IC
1. Up to 2 branch boxes can be connected to a single outdoor
unit.
2. Up to 8 indoor units can be connected to the system.
R R R
C C C
3-3. Connection of M-NET adapter to outdoor unit
OC OC
(3-branch type) BC (3-branch type)
B C A B
IC IC IC
RC RC
R
C
BC (3-branch type)
C A B C
IC IC IC IC
R R R R
C C C C
ADP
Master controller
001
(G-50, etc.)
M-NET
Power supply unit
C
IC
R
C
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