Fujitsu AIRSTAGE J-II Design & Technical Manual page 444

1-1-1. EXAMPLE OF REFRIGERANT SYSTEM
Example 1 (OK)
z „
Outdoor unit
Model
Outdoor unit AJ  A54L
Indoor unit 1 AUXB14
Indoor unit 2 AUXB14
Example 2 (OK)
z „
Outdoor unit
Model
Outdoor unit AJ  A54L
Indoor unit 1 AUXD24
Indoor unit 2 AUXD24
Indoor unit 3 AUXB18
Example 3 (Prohibited)
z „
Outdoor unit
Model
Outdoor unit AJ  A54L
Indoor unit 1 AUXA30
Indoor unit 2 AUXD24
Indoor unit 3 AUXD24
Indoor unit 1 Indoor unit 2
Total Connectable indoor
Capacity
capacity
(kW)
(kW)
15.5 15.5
4.5

4.5 9.0
Indoor unit 2
Indoor unit 1
Connectable indoor
Total
Capacity
capacity
(kW)
(kW)
15.5 15.5
7.1

7.1
19.8
5.6
Indoor unit 1 Indoor unit 2
Connectable indoor
Total
Capacity
capacity
(kW)
(kW)
15.5 15.5
9.0

7.1
23.2
7.1
- (06 - 02) -
Capacity ratio
58%
unit capacity
Min. Max.
 50%  130%
7.8 20.1
Indoor unit 3
unit capacity
Min. Max.
 50%  130%
7.8 20.1
Indoor unit 3
unit capacity
Min. Max.
 50%  130%
7.8 20.1 20.1 < 23.2 → Prohibited
Judgement
 ≤ ≤ 

7.8 < 9.0 < 20.1 → OK
Capacity ratio
128%
Judgement
 ≤ ≤ 

7.8 < 19.8 < 20.1 → OK
Capacity ratio
150%
Judgement
 ≤
