Technical data
2
2 - 17
Design of Mini Multiset
2-11. System Example
(1) Below are the tables created using the “Sanyo PAC/GHP System Diagram Software.”
Details of the calculations are shown in (2).
Selection conditions
Assumes that installation is in a 50 Hz region.
Outdoor unit
Room 1
(indoor unit 1)
Room 2
(indoor unit 2)
Room 3
(indoor unit 3)
Room 4
(indoor unit 4)
Air condition
(DB/WB)
Cooling
Max. load (kW)
Air condition
(DB/WB)
Heating
Max. load (kW)
Actual tubing length
Equivalent length (with
consideration for curves,
etc.)
Preliminary selection
Outdoor unit
Room 1
(indoor unit 1)
Room 2
(indoor unit 2)
Room 3
(indoor unit 3
)
Room 4
(indoor unit 4)
Selected model
AES 05 MMIH Type 56 Type 22 Type 22 Type 22
Type 56 Type 22 Type 22 Type 22
Load (cooling/heating) (kW)
Rated capacity
(cooling/heating) (kW)
(5) Corrected capacity
(cooling/heating) (kW)
(7) Actual capacity
(cooling/heating) (kW)
Total corrected capacity of indoor units (cooling/heating) = 11.96 / 12.91
Ruc = 11.96 / 11.17 = 1.071 > 1 Ruh = 12.91 / 13.20 = 0.978 < 1
33.0 / 22.5
14.0 / 16.0
16.0 / 18.0
11.17 / 13.20
12.77 / 14.85
5.60 / 5.96
5.60 / 5.96
5.60 / 5.96
5.32 / 5.96 2.09 / 2.35 2.00 / 2.31
2.20 / 2.35
2.20 / 2.35
2.20 / 2.35
2.11 / 2.31
2.11 / 2.31
2.11 / 2.31
2.05 / 2.29
2.05 / 2.29
2.05 / 2.29
1.95 / 2.29
3.0 / 2.0 21.0 / 13.0 21.0 / 13.0 21.0 / 13.0 21.0 / 13.0
26.0 / 18.0
5.6 / 6.3
5.6 / 6.3
2.2 / 2.5
2.2 / 2.5
2.2 / 2.5
2.2 / 2.5
2.2 / 2.5
2.2 / 2.5
26.0 / 18.0 26.0 / 18.0 26.0 / 18.0
5.4 1.8 2.1 2.1
5.4 / 5.6 1.8 / 2.3 2.1 / 2.3 2.1 / 2.3
5.4 / 5.6 1.8 / 2.3 2.1 / 2.3 2.1 / 2.3
2.32.32.35.6
100 m
120 m 72 m 84 m 108 m 120 m
100 m90 m70 m60 m
Outdoor unit
Room 1
(indoor unit 1)
Room 2
(indoor unit 2)
Room 3
(indoor unit 3)
Room 4
(indoor unit 4)
Selected model
AES 06 MMIH
Maximum load
(cooling/heating) (kW)
Rated capacity
(cooling/heating) (kW)
(5) Corrected capacity
(cooling/heating) (kW)
(7) Actual capacity
(cooling/heating) (kW)
Total corrected capacity of all indoor units (cooling/heating) = 11.96 / 12.91
Ruc = 11.96 / 12.77 = 0.937 < 1 Ruh = 12.91 / 14.85 = 0.869 < 1
Outdoor unit changes
Selected model AES 04 MMIH Type 56 Type22 Type22 Type 22
During heating, the corrected outdoor unit capacity is less than the total corrected capacity of all indoor units
in the system. As a result, the actual capacity of each indoor unit is less than the maximum load. Therefore
the outdoor unit is increased by one rank.
Indoor
unit 1
10 m
10 m
Indoor
unit 2
10 m
Indoor
unit 3
10 m
Indoor
unit 4
50 m
20 m 20 m
Outdoor
unit
Elevation
difference: 10 m
2. System Design