Example Of Refrigerant System - Fujitsu AIRSTAGE J-III L AJ 072LELAH Series Design & Technical Manual

1-1-1. EXAMPLE OF REFRIGERANT SYSTEM

z Example 1 (OK)
„
Outdoor unit
Model
Outdoor unit AJ  072L
Indoor unit 1 AUXD24
Indoor unit 2 AUXD24
z Example 2 (OK)
„
Outdoor unit
Model
Outdoor unit AJ  072L
Indoor unit 1 AUXA30
Indoor unit 2 AUXA30
Indoor unit 3 AUXB24
z Example 3 (Prohibited)
„
Outdoor unit
Model
Outdoor unit AJ  072L
Indoor unit 1 AUXA54
Indoor unit 2 AUXA54
Indoor unit 3 AUXK036
Indoor unit 1 Indoor unit 2
Total Connectable indoor
Capacity
capacity
(kW)
(kW)
22.4 22.4
9.0

9.0 18.0
Indoor unit 2
Indoor unit 1
Connectable indoor
Total
Capacity
capacity
(kW)
(kW)
22.4 22.4
9.0

9.0
25.1
7.1
Indoor unit 1 Indoor unit 2
Connectable indoor
Total
Capacity
capacity
(kW)
(kW)
22.4 22.4
14.0

14.0
39.2
11.2
- (06 - 02) -
Capacity ratio
80%
unit capacity
Min. Max.
 50%  150%
11.2 33.6
Indoor unit 3
unit capacity
Min. Max.
 50%  150%
11.2 33.6
Indoor unit 3
unit capacity
Min. Max.
 50%  150%
11.2 33.6
Judgement
 ≤ ≤ 

11.2 < 18.0 < 33.6 → OK
Capacity ratio
112%
Judgement
 ≤ ≤ 

11.2 < 25.1 < 33.6 → OK
Capacity ratio
175%
Judgement
 ≤

33.6 < 39.2 → Prohibited