Fujitsu AOU18RLXFZ Manual page 4

Multi-Zone Outdoor Units
AOU18RLXFZ, AOU24RLXFZ, AOU36RLXFZ
AOU36RLXFZ
AOU18, 24RLXFZ
Compact Size
The compact size of the outdoor
units allows for many installation
opportunities.
24" minimum
clearance
required
DC Twin Rotary
Compressor
A high perform-
ance, low noise,
large capacity
DC twin rotary
compressor is
used.
Nominal Capacities, SEER and HSPF Ratings
Data below is based on AHRI 210/240 non-ducted wall mounted models.
Model
Type
Non-Ducted
Ducted
Mixed
AOU18RLXFZ
Specific
Non-Ducted
AOU24RLXFZ Ducted
Mixed
Non-Ducted
AOU36RLXFZ Ducted
Mixed
Yellow rows represent models that are ENERGY STAR
4
18, 24 and 36,000 BTUs
Connectable Indoor Unit
Connectable Unit Capacity Class BTU/h
Rated Capacity Cooling/Heating
Clg. Operating Range °F(°C)
Htg. Operating Range °F(°C)
Input Power: Clg/Htg Rated kW*
Voltage/Frequency/Phase
Current: Total Max.
Minimum Circuit Ampacity
Recommended Fuse Size
Outdoor Fan Airflow CFM
Fan: Type x Quantity
Sound Pressure Level Cooling
Sound Pressure Level Heating
Pre-Charge Length Total Ft (m)
Max. Length Total Ft (m)
Max. Length Each Ft (m)
Min. Length Total Ft (m)
Min. Length Each Ft (m)
Max. Pipe Height Difference Between
Outdoor Unit & Farthest Indoor Ft (m)
Max. Pipe Height Difference
Between Indoor Units Ft (m)
Connection Method
Conn. Pipe Diameter
Net Weight lbs.
Dimensions: Height
2 See Design & Technical Manual for allowed combinations within this connectable capacity range.
Cooling
Indoor Unit Capacity
Btu/h
95 ◦ F
Combination
ASU9+ASU9 18,000
- 18,000
- 18,000
ASU7+ASU12 and
18,000
ASU9+ASU12
ASU9+ASU7+ASU7 22,000
- 22,000
- 22,000
- 35,200
- 33,800
- 34,400
®
Qualified.
AOU
18RLXFZ
24RLXFZ
Heat Pump
Heat Pump
ASU9+ASU9
ASU9+ASU7+ASU7
2
Number
14 to 21,000 14 to 27,000
2
18,000/22,000 22,000/24,000 35,200/36,400
BTU/h
14 to 115 14 to 115
(-10 to 46) (-10 to 46)
5 to 75
(-15 to 24) (-15 to 24)
1.44/1.87 1.76/1.73
208-230/60/1 208-230/60/1
10.0
(A)
13
(A)
25
(A)
1,795/1,619 1,942/1,942
(Clg/Htg)
Propeller x 1 Propeller x 1
49
dB(A)
49
dB(A)
98 (30)
164 (50) 164 (50)
82 (25)
49 (15)
16 (5)
49 (15)
33 (10)
Flare
Liq. 1/4 x 3
Liq. 1/4 x 2
Suc. 1/2 x 1,
Inch
Suc. 3/8 x 2
(kg) 119 (54) 124 (56)
Inch
27-9/16
mm 700
Width
Inch 35-7/16
mm
900
Depth
Inch 13
330
mm
R410A
Refrigerant
1
18+18 is the only 2 indoor unit (ASU, ARU or AUU) combination and requires K9FZ1818.
EER SEER
12.50 18.0
12.10 16.0
12.30 17.0
12.50 18.0
12.50 18.0
10.60 15.5
11.55 16.8
8.80 16.0
8.10 14.5
8.45 15.3
AOU AOU
36RLXFZ 36RLXFZ
Heat Pump 18+18 Combo
ASU9 x 4 ASU18+ASU18
2 to 3 3 to 4
27 to 39,000
2 2
31,600/35,800
32 to 115 50 to 115
(0 to 46) (10 to 46)
5 to 75 14 to 75
(-10 to 24) (-10 to 24)
4.00/3.00 3.98/3.66
208-230/60/1 208-230/60/1
13.7 20.1
17 25
25 30
2,119/2,237 2,119/2,237
Propeller x 1 Propeller x 1
51 53
52 55
98 (30) 164 (50)
230 (70) 131 (40)
82 (25) 82 (25)
49 (15) 66 (20)
16 (5) 16 (5)
49 (15) 49 (15)
33 (10) 33 (10)
Flare Flare
Liq. 1/4 x 4
Liq. 3/8 x 2
Suc. 1/2 x 1,
Suc. 1/2 x 2
3/8 x 2 3/8 x 3
149 (68) 149 (68)
27-9/16 32-11/16 32-11/16
700 830
35-7/16 35-7/16
900 900
13 13
330 330
R410A R410A
Heating Capacity
COP
Btu/h
47 ◦ F 17 ◦ F 47 ◦ F
22,000 13,900 3.44
22,000 13,900 3.52
22,000 13,900 3.48
22,000 13,900 3.67
24,000 14,100 4.04
24,000 14,100 3.42
24,000 14,100 3.74
36,400 22,000 3.56
36,400 21,200 3.08
36,400 21,600 3.32
AOU
1
2
1
36,000
1
14 to 75
20.1
25
30
53
55
66 (20)
82 (25)
49 (15)
25 (7.5)
49 (15)
33 (10)
Flare
1
830
35-7/16
900
13
330
R410A
HSPF
9.3
9.0
9.2
9.0
9.5
9.0
9.3
9.4
8.7
9.1