Fujitsu Airstage J-II Series User Manual

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EXAMPLE OF REFRIGERANT SYSTEM
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Example 1 (OK)
Capacity ratio
70%
Outdoor unit
Indoor unit 1 Indoor unit 2
Model
Capacity
(Btu/h)
Total
capacity
(Btu/h)
Connectable indoor
unit capacity Judgement
Min. Max.
Outdoor unit AOU60R 60,000 60,000

50%
30,000

130%
78,000

≤

≤

30,000 < 42,000 < 78,000 →
OK
Indoor unit 1 AUUB24 24,000

42,000
Indoor unit 2 AUUB18 18,000
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Example 2 (OK)
Capacity ratio
120%
Outdoor unit
Indoor unit 1
Indoor unit 2 Indoor unit 3
Model
Capacity
(Btu/h)
Total
capacity
(Btu/h)
Connectable indoor
unit capacity
Judgement
Min. Max.
Outdoor unit AOU60R 60,000 60,000

50%
30,000

130%
78,000

≤

≤

30,000 < 72,000 < 78,000 →
OK
Indoor unit 1 AUUB30 30,000

72,000
Indoor unit 2 AUUB24 24,000
Indoor unit 3 AUUB18 18,000
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Example 3 (Prohibited)
Capacity ratio
180%
Outdoor unit
Indoor unit 1 Indoor unit 2 Indoor unit 3
Model
Capacity
(Btu/h)
Total
capacity
(Btu/h)
Connectable indoor
unit capacity
Judgement
Min. Max.
Outdoor unit AOU60R 60,000 60,000

50%
30,000

130%
78,000

≤

78,000 < 108,000 →
Prohibited
Indoor unit 1 AUUB36 36,000

108,000
Indoor unit 2 AUUB36 36,000
Indoor unit 3 AUUB36 36,000
- (06 - 02) -
SYSTEM DESIGN SYSTEM DESIGN

Fujitsu Airstage J-II Series Specifications

General

Brand	Fujitsu
Model	Airstage J-II Series
Category	Air Conditioner
Language	English