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AOU48RGLX
Fujitsu AOU48RGLX Design & Technical Manual
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4.
Ref
ri
ger
an
t c
irc
ui
t
4-1
. M
od
el:
A
OU1
2RL
FC
2-W
ay
valve
Strainer
Strainer
3-W
ay
valve
Muffler
4-W
ay valve
Expansion valve
Heat exchanger
( INDOOR )
Heat exchanger
( OUTDOOR )
Compressor
Cooling
Heating
Th
D
Th
R
Th
P
Th
HO
Th
O
: Thermistor (Discharge temperature)
: Thermistor (Outdoor temperature)
: Thermistor (Heat exchanger Out temperature)
Th
D
Th
O
Th
HO
: Thermistor (Room temperature)
: Thermistor (Pipe temperature)
Th
R
Th
P
- 113 -
4-1. Model: AOU12RLFC
4. Refrigerant circuit
OUTDOOR UNIT
AOU12-48R
OUTDOOR UNIT
AOU12-48R
118
120
Table of Contents
Table of Contents
3
Part 1. INDOOR UNIT
7
Specifications
8
Dimensions
14
Model: ARU12RGLX
14
Models: ARU18RGLX, ARU24RGLX, and ARU30RGLX
15
Models: ARU36RGLX, ARU42RGLX, and ARU48RGLX
16
Installation Space Requirement
17
Maintenance Space Requirement
18
Wiring Diagrams
19
Models: ARU12RGLX, ARU18RGLX, and ARU24RGLX
19
Models: ARU30RGLX, ARU36RGLX, ARU42RGLX, and ARU48RGLX
20
Capacity Table
21
Cooling Capacity
21
Heating Capacity
28
Fan Performance
32
Fan Performance Curve
32
Airflow
46
Operation Noise (Sound Pressure)
53
Noise Level Curve
53
Sound Level Check Point
56
Safety Devices
57
External Input and Output
58
External Input
58
External Output
60
Combination of External Input and Output
61
Details of Function
64
Function Settings
89
Function Settings on Indoor Unit
89
Function Settings by Using Remote Controller
91
Accessories
99
Optional Parts
100
11-1.Controllers
100
11-2.Others
101
Part 2. OUTDOOR UNIT
103
Specifications
104
Dimensions
107
Model: AOU12RLFC
107
Models: AOU18RGLX, AOU24RGLX, AOU30RGLX, and AOU36RGLX
108
Models: AOU42RGLX and AOU48RGLX
109
Installation Space
110
Model: AOU12RLFC
110
Models: AOU18RGLX, AOU24RGLX, AOU30RGLX, and AOU36RGLX
113
Models: AOU42RGLX and AOU48RGLX
116
Refrigerant Circuit
119
Model: AOU12RLFC
119
Models: AOU18RGLX, AOU24RGLX, AOU30RGLX, and AOU36RGLX
120
Models: AOU42RGLX and AOU48RGLX
121
Wiring Diagrams
122
Model: AOU12RLFC
122
Model: AOU18RGLX
123
Models: AOU24RGLX, AOU30RGLX, and AOU36RGLX
124
Models: AOU42RGLX and AOU48RGLX
125
Capacity Compensation Rate for Pipe Length and Height Difference
126
Model: AOU12RLFC
126
Models: AOU18RGLX, AOU24RGLX, AOU30RGLX, and AOU36RGLX
127
Models: AOU42RGLX and AOU48RGLX
128
Additional Charge Calculation
129
Model: AOU12RLFC
129
Model: AOU18RGLX
129
Models: AOU24RGLX, AOU30RGLX, and AOU36RGLX
129
Models: AOU42RGLX and AOU48RGLX
130
Airflow
131
Model: AOU12RLFC
131
Model: AOU18RGLX
131
Model: AOU24RGLX
131
Model: AOU30RGLX
132
Model: AOU36RGLX
132
Model: AOU42RGLX
132
Model: AOU48RGLX
133
Operation Noise (Sound Pressure)
134
Noise Level Curve
134
Sound Level Check Point
137
Electrical Characteristics
138
Safety Devices
139
External Input and Output (for AOU42RGLX and AOU48RGLX)
141
12-1.External Input
141
12-2.External Output
143
Function Settings (for AOU42RGLX and AOU48RGLX)
145
13-1.Local Setting Switch Buttons
145
13-2.Local Setting Procedure
147
Accessories
150
14-1.Model: AOU12RLFC
150
14-2.Models: AOU18RGLX, AOU24RGLX, AOU30RGLX, and AOU36RGLX
150
14-3.Models: AOU42RGLX and AOU48RGLX
150
Optional Parts
151
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Fujitsu AOU48RGLX Specifications
General
Brand
Fujitsu
Model
AOU48RGLX
Category
Air Conditioner
Language
English
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