3
ARI* CAPACITIES
COOLING CAPACITIES AND EFFICIENCIES
UNIT 50SZ
(SERIES)
NOMINAL TONS
STANDARD CFM
NET COOLING
CAPACITIES (Btuh)
SEER†
SOUND RATINGS
(dB)
}
024
2.0
800
24,000
13.0
72
030
2.5
1000
30,000
13.0
72
036
3.0
1200
36,000
13.0
72
042
3.5
1400
41,500
13.0
73
048
4.0
1600
47,000
13.0
78
060
5.0
1750
57,000
13.0
78
HEATING CAPACITIES AND EFFICIENCIES
UNIT 50SZ
(SERIES)
HIGH HEAT CAPACITY
(Btuh) @ 47
_
F (8.3
_
C
)
HIGH HEAT COP @ 47
_
F
(8.3
_
C
)
LOW HEAT CAPACITY
(Btuh) @ 17
_
F (---8.3
_
C
)
LOW HEAT
COP @ 17
_
F
(---8.3
_
C
)
HSPF†
024
23,000
3.3
12,800
2.2
7.7
030
29,000
3.3
16,000
2.2
7.7
036
35,000
3.3
19,200
2.2
7.7
042
41,000
3.3
22,600
2.2
7.7
048
46,000
3.2
25,400
2.2
7.7
060
55,000
3.3
27,600
2.0
7.7
* Air Conditioning & Refrigeration Institute.
{
Rated in accordance with U.S. Government DOE Department of
Energy) test procedures and/or ARI Standard 210/240--03.
}
Tested in accordance with ARI Standard 270--95 (not listed in ARI).
NOTES:
1. Ratings are net values, reflecting the effects of circulating fan heat.
Ratings are based on:
Cooling Standard:
80
_
F (26.6
_
C)db, 67
_
F (19.4
_
C)wb indoor
entering--air temperature and 95
_
F (35
_
C) db outdoor entering--air
temperature.
2. Before purchasing this appliance, read important energy cost and
efficiency information available from your retailer.
LEGEND
dBA
— Sound Levels (decibels)
COP
— Coefficient of Performance
HSPF
— Heating Season Performance Factor
db
— Dry Bulb
SEER
— Seasonal Energy Efficiency Ratio
wb
— Wet Bulb
OUTDOOR SOUND: OCTAVE BAND DATA---DECIBELS (dBA)
UNIT
50SZ
Frequency (Hz)
024
030
036
042
048
060
125
55.9
54.7
57.8
58.4
67.8
64.8
250
57.0
60.0
62.4
63.1
68.9
66.5
500
63.9
66.6
69.5
66.2
71.7
70.4
1000
66.8
67.0
72.3
66.8
72.7
73.2
2000
63.3
63.7
69.0
63.6
69.2
69.6
4000
59.0
59.5
65.4
59.9
65.7
67.1
8000
52.9
52.1
57.4
54.1
58.5
60.6
50SZ