1-2. Outdoor unit
Type Inverter, Heat pump
Model name AOUH18LUAS1 AOUH24LUAS1
Power supply 208/230 V~ 60 Hz
Power supply intake Outdoor unit
Available voltage range 187—253 V
Starting current A 8.1 10.3
Fan
Airflow rate
Cooling
CFM (m
3
/h)
1,395 (2,370) 2,187 (3,715)
Heating 1,460 (2,480) 2,187 (3,715)
Type × Qty Propeller fan × 1
Motor output → 49 100
Sound pressure level*
Cooling
dB (A)
52
Heating 55 54
Heat exchanger type
Dimensions
(H × → × D)
in (mm)
Main 1: 23-1/8 × 34-11/16 × 11/16
(588 × 881 × 18.19)
Main 2: 23-1/8 × 33-1/2 × 11/16
(588 × 851 × 18.19)
Main 1: 29-3/4 × 35-5/8 × 11/16
(756 × 905 × 18.19)
Main 2: 29-3/4 × 35-5/8 × 11/16
(756 × 905 × 18.19)
Fin pitch FPI
Main 1: 20
Main 2: 20
Main 1: 18
Main 2: 18
Rows × Stages
Main 1: 1 × 28
Main 2: 1 × 28
Main 1: 1 × 36
Main 2: 1 × 36
Pipe type Copper tube
Fin type
Type (Material) Aluminum
Surface treatment PC fin Blue fin
Compressor
Type DC rotary DC twin rotary
Motor output → 1,030 1,360
Refrigerant
Type R410A
Charge
lb oz 2 lb 12 oz 4 lb 10 oz
g 1,250 2,100
Refrigerant oil
Type POE (RB68)
Amount
in
3
(cm
3
)
24.4 (400) 48.8 (800)
Enclosure
Material Steel sheet
Color
Beige
Approximate color of Munsell 10↔R 7.5/1.0
Dimensions
(H × → × D)
Net
in (mm)
24-7/8 × 31-7/16 × 11-7/16
(632 × 799 × 290)
31 × 37 × 12-5/8
(788 × 940 × 320)
Gross
27-1/4 × 37 × 14-3/4
(692 × 940 × 375)
38-1/16 × 40-7/16 × 17-1/2
(966 × 1,027 × 445)
→eight
Net
lb (kg)
86 (39) 117 (53)
Gross 95 (43) 134 (61)
Connection pipe
Size
Liquid
in (mm)
Ø1/4 (Ø6.35) Ø3/8 (Ø9.52)
Gas Ø1/2 (Ø12.70) Ø5/8 (Ø15.88)
Method Flare
Pre-charge length
ft (m)
66 (20)
Max. length 98 (30) 164 (50)
Max. height difference 49 (15) 98 (30)
Operation range
Cooling
°F (°C)
14 to 115 (-10 to 46) -5 to 115 (-21 to 46)
Heating -5 to 75 (-21 to 24)
Drain hose
Material LDPE
Tip diameter in (mm)
Ø1/2 (Ø13.0) (I.D.)
Ø5/8 to Ø11/16 (Ø16.0 to Ø16.7) (O.D.)
NOTES:
• Specifications are based on the following conditions:
– Cooling: Indoor temperature of 80°FDB (26.67°CDB)/67°F→B (19.44°C→B), and outdoor temperature of 95°FDB (35°CDB)/75°F→B (23.9°C→B).
– Heating: Indoor temperature of 70°FDB (21.11°CDB)/60°F→B (15.56°C→B), and outdoor temperature of 47°FDB (8.33°CDB)/43°F→B (6.11°C→B).
– Pipe length: 25 ft (7.5 m), Height difference: 0 ft (0 m). (Between outdoor unit and indoor unit.)
• Protective function might work when using it outside the operation range.
• *: Sound pressure level
– Measured values in manufacturer’s anechoic chamber.
– Because of the surrounding sound environment, the sound levels measured in actual installation conditions might be higher than the specified values here.
1-2. Outdoor unit - (01-5) - 1. Specifications
GENERAL
INFORMATION
GENERAL
INFORMATION
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