03
A
B
(1)
(4)
(1)
(9)
(4)
(7)
(4)
(4)
(4)
(*2)
(5)
(5)
(6)
(6)
(4)
(4)
(*2)
(7)
(4)
(6)
(6)
(6)
(5)
(5)
(4)
(4)
(4)
(*2)
(7)
(7)
(7)
(Header unit) (Follower unit)
Outdoor unit
(2
) Balance pipe
Ø3/8"
Liquid pipe
Discharge
gas pipe
Suction
gas pipe
(3)
Main piping
First branch section
FS unit
Indoor unit
(*7) <Group control>
In case of two or more indoor units are connected
with FS unit
(8
) Branching header
(7
) Y-shaped branching joint
<Cooling only>
<Cooling only>
Table 1
Indoor unit
capacity type
Outdoor unit
capacity type
Maximum number of indoor units
Outdoor
capacity code
(Equivalent
to capacity)
If “Medium Static Ducted Type
(MMD-AP***BH)”
is excluded in the system
If “Medium Static Ducted Type
(MMD-AP***BH)”
is included in the system
007 type
009 type
012 type
015 type
018 type
021 type
024 type
027 type
030 type
036 type
042 type
048 type
054 type
072 type
096 type
Indoor capacity code
(Equivalent to capacity)
7.5
9.6
12
15.4
18
21
24
27
30
36
42
48
54
72
96
10
13
16
20
23
26
30
33
11
15
19
23
26
30
34
38
10
13
16
20
23
26
30
33
12
16
20
24
28
32
36
40
72
96
120
144
168
192
216
240
072 type
096 type
120 type
144 type
168 type
192 type
216 type
240 type
Height difference between
indoor units
Height difference between
indoor units
Table 2
49ft(15m) or
less
Over 49ft
(15m)
49ft(15m) or
less
Over 49ft
(15m)
* For combination of the outdoor units, refer to “Combination of outdoor units”.
Refrigerant Piping (Continued)
Selection of pipe size
Capacity code of indoor and outdoor units
Selection of pipe material
• For the indoor unit, the capacity code is decided at each capacity type. (Table 1)
• The capacity codes of the outdoor units are decided at each capacity type. The maximum number of connectable
indoor units and the total value of capacity codes of the indoor units are also decided. (Table 2)
NOTE
Compared with the capacity code of the outdoor unit, the total value of capacity codes of the connectable indoor
units differs based on the height difference between the indoor units.
When the height difference between the indoor units is 49ft (15m) or less
If “Medium Static Ducted Type (MMD-AP***BH)” is excluded in the system: Total indoor capacity code is between
80% and 125% of the capacity of the outdoor unit.
If “Medium Static Ducted Type (MMD-AP***BH)” is included in the system: Total indoor capacity code is between
80% and 120% of the capacity of the outdoor unit.
When the height difference between the indoor units is over 49ft (15m)
Total indoor unit capacity code (Equivalent to Capacity) is between 80% and 105% of the capacity of the outdoor unit.
Содержание R410A
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