7. Electrical
work
[2] Standard systems
2-1. Only 3-branch type
2-2. Only 5-branch type
2-3. 2-branch boxes (3-branch type)
OC
OC
OC
4Bo
3branchtype
A BBOSbrCnch
BC (3-branch type)
BC (3-branch type)
IA
B
CI[A
B
C I
J
J
J
J
J
J
2-4. 2 branch boxes (5-branch type, maximum 8 indoor units)
OC
A_
L /
]
BC (5-branch type)_
r_
B_
(5-branch1 t_
_
B
C
D
B
C
D
E I
J
J
J
J
J
/_ J i,,'';' ,';';'_
X
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.
[3] Incorrect systems
3-1. Group
operation
by single
remote
controller
OC
i
I ABC (3-brBanch tyPC)I
3-2. Group operation between
different
refrigerant
systems
OC
I
BC(3-branch type)
A
B
C
×
OC
I
_A BC (3-brBnch tyPC) I
J
3-3. Connection
of M-NET adapter to outdoor unit
Master controller
(G-50 etc)
Powersupplyunit
]
J
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.
11