Design Technical Manual

Table Of Contents
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Example 11 (Prohibited)
Capacity ratio
125%
Outdoor unit
Indoor unit 1
RB unit 1
RB unit 2
Indoor unit 2 Indoor unit 3 Indoor unit 4 Indoor unit 5 Indoor unit 6 Indoor unit 7
Model
Cooling
capacity
(Btu/h)
Total
capacity
(Btu/h)
Connectable indoor
unit capacity
Judgement
Min. Max.
Outdoor unit AOUA72T 72000 72000
50%
36000
150%
108000

36000 < 90000 < 108000 → OK
Indoor unit 1 AUUA14 14000
90000
Indoor unit 2 AUUA14 14000
Indoor unit 3 AUUA14 14000
Indoor unit 4 AUUA12 12000
Indoor unit 5 AUUA12 12000
Indoor unit 6 AUUA12 12000
Indoor unit 7 AUUA12 12000
RB unit 1 RU04BH -
42000
22500
191000
Prohibited
Because indoor unit is not connected
to the furthest branch from outdoor
unit side.
14000
7500
60000
14000
7500
60000
14000
7500
60000
RB unit 2 RU04BH -
48000
22500
191000

22500 < 48000 < 191000 → OK
12000
7500
60000

7500 < 12000 < 60000 → OK
12000
7500
60000
12000
7500
60000
12000
7500
60000
- (06 - 12) -
SYSTEM
DESIGN
SYSTEM
DESIGN