Fujitsu AUU9RLF

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4. Refrigerant circuit

4-1. Model: AOU18RLXFZ

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4-1. Model: AOU18RLXFZ 4. Refrigerant circuit

OUTDOOR UNIT

AOU18RLXFZ

OUTDOOR UNIT

AOU18RLXFZ

Main Page

Table of Contents3
Part 1. INDOOR UNIT9
Model Lineup10
Indoor Unit Connection Patterns11
Specifications13
Compact Cassette Type13
Slim Duct Type14
Wall Mounted Type16
Floor Type20
Dimensions21
Compact Cassette Type21
Slim Duct Type24
Wall Mounted Type29
Floor Type37
Wiring Diagrams38
Compact Cassette Type38
Slim Duct Type39
Wall Mounted Type40
Floor Type44
Air Velocity and Temperature Distributions45
Compact Cassette Type45
Slim Duct Type51
Wall Mounted Type61
Floor Type72
Fan Performance73
Slim Duct Type73
Airflow83
Compact Cassette Type83
Slim Duct Type84
Wall Mounted Type85
Floor Type87
Noise Level Curve88
Compact Cassette Type88
Slim Duct Type90
Wall Mounted Type93
Floor Type99
Sound Level Check Point101
Electrical Characteristics103
Safety Devices104
External Input and Output105
11-1.External Input105
11-2.External Output108
Group Connection115
12-1.Precautions on Creating a Group Connection116
12-2.Remote Controller Address Setting Procedure for Wireless Remote Controllers118
Remote Controller119
13-1.Wireless Remote Controller (UTY-LNHUM/AR-RAH1U)119
13-2.Wireless Remote Controller (AR-RED1U/AR-REG1U)122
13-3.Wired Remote Controller (UTY-RNNUM)125
13-4.Simple Remote Controller (UTY-RSNUM: Optional Part)130
Function Settings136
14-1.Indoor Unit (Setting by Jumper Wire)136
14-2.Indoor Unit (Setting by Wireless Remote Controller)137
14-3.Indoor Unit (Setting by Wired Remote Controller)150
14-4.Indoor Unit (Setting by Simple Remote Controller)153
14-5.Function Details157
14-6.Wired Remote Controller163
14-7.Simple Remote Controller165
Accessories166
15-1.Compact Cassette Type166
15-2.Slim Duct Type166
15-3.Wall Mounted Type168
15-4.Floor Type172
Optional Parts173
16-1.Controllers173
16-2.Cassette Grille175
16-3.Others176
Indoor Unit Installation Precautions179
17-1.Places Where Prohibited for Use179
17-2.Points to Remember When Installing179
Part 2. OUTDOOR UNIT (2 ROOMS TYPE)183
Specifications184
Dimensions185
Model: AOU18RLXFZ185
Installation Space186
Model: AOU18RLXFZ186
Refrigerant Circuit189
Model: AOU18RLXFZ189
Wiring Diagram190
Model: AOU18RLXFZ190
Capacity Table191
Combinations191
Cooling Capacity193
Heating Capacity198
Capacity Compensation Rate for Pipe Length and Height Difference203
Model: AOU18RLXFZ203
Additional Charge Calculation205
Model: AOU18RLXFZ205
Airflow206
Model: AOU18RLXFZ206
Operation Noise (Sound Pressure)207
10-1.Noise Level Curve207
10-2.Sound Level Check Point207
Electrical Characteristics208
Safety Devices209
Accessories210
Outdoor Unit Installation Precautions211
14-1.Places Where Prohibited for Use211
14-2.Points to Remember When Installing211
Part 3. OUTDOOR UNIT (3 ROOMS TYPE)213
Specifications214
Dimensions215
Model: AOU24RLXFZ215
Installation Space216
Model: AOU24RLXFZ216
Refrigerant Circuit219
Model: AOU24RLXFZ219
Wiring Diagram220
Model: AOU24RLXFZ220
Capacity Table221
Combinations221
Cooling Capacity223
Heating Capacity234
Capacity Compensation Rate for Pipe Length and Height Difference245
Model: AOU24RLXFZ245
Additional Charge Calculation248
Model: AOU24RLXFZ248
Airflow249
Model: AOU24RLXFZ249
Operation Noise (Sound Pressure)250
10-1.Noise Level Curve250
10-2.Sound Level Check Point250
Electrical Characteristics251
Safety Devices252
Accessories253
Outdoor Unit Installation Precautions254
14-1.Places Where Prohibited for Use254
14-2.Points to Remember When Installing254
Part 4. OUTDOOR UNIT (4 ROOMS TYPE)255
Specifications256
Model: AOU36RLXFZ1256
Dimensions257
Model: AOU36RLXFZ1257
Installation Space258
Model: AOU36RLXFZ1258
Refrigerant Circuit261
Model: AOU36RLXFZ1261
Wiring Diagram262
Model: AOU36RLXFZ1262
Capacity Table263
Combinations263
Cooling Capacity267
Heating Capacity287
Capacity Compensation Rate for Pipe Length and Height Difference307
Model: AOU36RLXFZ1307
Additional Charge Calculation311
Model: AOU36RLXFZ1311
Airflow312
Model: AOU36RLXFZ1312
Operation Noise (Sound Pressure)313
10-1.Noise Level Curve313
10-2.Sound Level Check Point313
Electrical Characteristics314
Safety Devices315
Accessories316
Optional Parts317
14-1.2 Rooms Combination (with Optional Part K9FZ1818)317
Outdoor Unit Installation Precautions319
15-1.Places Where Prohibited for Use319
15-2.Points to Remember When Installing319

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