Westinghouse WHU09DHA21S Service Manual page 6

Type
Model name
Power supply
Available voltage range
Airflow rate
Fan
Type × Q'ty
Motor output
1
Sound pressure level *
Heat exchanger type
Compressor Type
Refrigerant
Refrigerant oil
Enclosure
Net
Dimensions
(H × W × D)
Gross
Net
Weight
Gross
Size
Method
Pre-charge length
Max. length
Connection pipe
Max. height difference
Operation range
NOTES:
• Specifications are based on the following conditions:
– Cooling: Indoor temperature of 80 °FDB (26.67 °CDB)/67 °FWB (19.44 °CWB), and outdoor temperature of 95 °FDB (35 °CDB)/75 °FWB (23.9 °CWB).
– Heating: Indoor temperature of 70 °FDB (21.11 °CDB)/59 °FWB (15 °CWB), and outdoor temperature of 47 °FDB (8.33 °CDB)/43 °FWB (6.11 °CWB).
– Pipe length: 24 ft 6 in (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.
• *1: 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.
3
CFM (m /h)
W
dB (A)
Dimensions
in (mm)
(H × W × D)
Fin pitch FPI
Rows × Stages
Pipe type
Type (Material)
Fin type
Surface treatment
Type
lb oz
Charge
g
Type
Material
Color
in (mm)
lb (kg)
Liquid
in (mm)
Gas
ft (m)
Cooling
°F (°C)
Heating
WHU09SZA21S WHU12SZA21S
198—253 V
1,355 (2,300)
30
52
21-1/2 × 33-1/16 × 21-1/2 × 33-1/16 ×
1-7/16 1-11/16
(546 × 840 × 36.4) (546 × 840 × 43.3)
17
2 × 26
2 lb 2 oz 2 lb 14 oz
950 1,300
VG74
22-7/8 × 31-7/8 × 11
(580 × 810 × 280)
25-1/4 × 37 × 16-1/2
(640 × 940 × 420)
75 (34) 79 (36)
84 (38) 88 (40)
Ø1/4 (Ø6.35)
Ø3/8 (Ø9.52)
82 (25)
Indoor unit higher than
outdoor unit: 33 (10)
Indoor unit higher than outdoor unit: 49 (15)
Outdoor unit higher
Outdoor unit higher than indoor unit: 49 (15)
than indoor unit: 33
(10)
- 5 -
Inverter heat pump
WHU18SZA21S WHU24SZA21S
208/230 V ~ 60 Hz
1,853 (3,150)
Propeller fan × 1
60
55
24-13/16 × 35-7/16 × 31-7/16 × 38-3/16 ×
1-11/16
(630 × 900 × 43.3) (798 × 970 × 43.3)
18
2 × 30
Copper
Aluminum
Blue fin
Rotary
R410A
3 lb 8 oz
1,600
Steel sheet
White
26-3/8 × 33-7/8 × 33-1/8 × 37-3/8 ×
12-1/4
(670 × 860 × 310) (840× 950 × 340)
36-1/4 × 43-3/4 ×
28-3/4× 39 × 17-3/4
(730 × 990 × 450)
(920 × 1,110 × 460)
106 (48)
115 (52)
Ø1/4 (Ø6.35)
Ø1/2 (Ø12.7)
Flare
24.6 (7.5)
98 (30)
Indoor unit higher than
outdoor unit: 98 (30)
Outdoor unit higher
than indoor unit: 98
5 to 118 (-15 to 48)
-4 to 75 (-20 to 24)
176—253 V
2,235 (3,800)
121
1-11/16
20
2 × 38
5 lb 12 oz
2,600
VG74 (POE)
13-3/8
18-1/8
155 (71)
166 (76)
Ø3/8 (Ø9.52)
Ø5/8 (Ø15.88)
164 (50)
(30)