ARI* capacities
COOLING AND HEATING CAPACITIES AND EFFICIENCIES
UNIT
50HS
NOMINAL
TONS
STANDARD
CFM
NET COOLING†
CAPACITIES
AT 95 F (Btuh)
SEER†
NET HEATING†
CAPACITIES
AT 47 F (Btuh)
COP†
(at 47 F
Btuh)
NET HEATING†
CAPACITIES
(at 17 F
Btuh)
COP†
(at 17 F
Btuh)
HSPF
SOUND
RATINGS**
(Bels)
018 1
1
⁄
2
675 19,000 10.0 17,800 2.9 9,300 1.7 6.6 7.8
024 2 750 24,000 10.0 23,600 2.9 12,000 1.8 6.7 8.0
030 2
1
⁄
2
1000 29,000 10.0 29,400 3.0 15,000 1.8 6.8 8.0
036 3 1270 35,600 10.1 35,400 3.1 17,400 1.8 6.8 8.0
042 3
1
⁄
2
1420 42,000 10.0 40,000 3.0 20,000 1.9 6.8 8.2
048 4 1575 47,000 10.1 47,500 3.1 27,200 2.0 7.0 8.2
060 5 1995 57,500 10.0 57,000 3.2 32,000 2.0 7.0 8.2
LEGEND
Bels — Sound Levels (1 bel = 10 decibels)
COP — Coefficient of Performance
DOE — Department of Energy
HSPF — Heating Seasonal Performance Factor
SEER — Seasonal Energy Efficiency Ratio
*Air Conditioning & Refrigeration Institute.
†Rated in accordance with ARI Standard 210/240-89 and/or U.S.
Government DOE test procedures.
**Rated in accordance with ARI Standard 270-84.
OUTDOOR SOUND: ONE-THIRD OCTAVE BAND DATA — DECIBELS
FREQ.
Hz
UNIT 50HS
018 024 030 036 042 048 060
63 40.1 49.6 46.8 47.6 50.0 53.2 54.3
125 55.2 60.1 61.3 62.1 64.7 65.4 65.1
250 64.9 70.1 70.5 70.4 70.4 74.5 71.5
500 65.3 68.3 69.2 69.0 69.9 74.3 72.7
1000 71.2 72.6 74.1 72.2 75.3 75.2 73.9
2000 69.0 69.4 70.0 71.1 73.8 72.6 73.4
4000 64.7 67.8 68.9 70.3 75.1 68.6 71.7
8000 59.8 60.9 64.0 63.9 69.2 61.2 66.3
Physical data
UNIT 50HS 018 024 030 036 042 048 060
REFRIGERANT R-22
Refrigerant Control* Acutrol™ System
SHIPPING WEIGHT (lb)
Without Base Rails 233 256 268 288 359 359 373
With Optional Base Rails 268 276 288 308 379 379 393
COMPRESSOR TYPE Reciprocating Reciprocating Reciprocating Reciprocating Reciprocating Scroll Scroll
INDOOR FAN Centrifugal — Direct Drive
Speeds 2333322
Rpm (High Speed) 825 1025 1025 1100 1100 1100 1100
Diameter (in.) 10 10 10 10 10 10 11
Width (in.) 99991099
Nominal Airflow (Cfm) 675 800 1000 1300 1400 1600 1995
Motor Hp
1
⁄
4
1
⁄
4
1
⁄
4
1
⁄
2
3
⁄
4
3
⁄
4
1
INDOOR COIL
Rows...Fins/in. 3...15 3...15 3...15 3...15 3...15 3...15 4...15
Face Area (sq ft) 1.80 2.30 3.00 2.70 4.50 4.50 4.50
OUTDOOR FAN Propeller — Direct Drive
Cfm 1700 1900 1900 1900 1900 2400 2400
Rpm 850 1050 850 1050 1050 1050 1050
Diameter (in.) 18 18 18 18 20 20 20
Motor Hp
1
⁄
8
1
⁄
4
1
⁄
4
1
⁄
4
1
⁄
4
1
⁄
3
1
⁄
3
OUTDOOR COIL
Rows...Fins/in. 2...17 2...17 2...17 2...17 2...17 2...17 2...17
Face Area (sq ft) 5.7 5.7 5.7 6.7 8.2 8.2 8.2
FILTER SIZE (in.)†
Throwaway 20x20 20x20 20x24 24x24 24x30 24x30 24x30
*Operating charge listed on unit nameplate.
†Recommended field-supplied filters are 1 in. thick.
3
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