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ARI* CAPACITIES
COOLING CAPACITIES AND EFFICIENCIES
UNIT 574B NOMINAL TONS STANDARD CFM
NET COOLING
CAPACITIES (Btuh)
EER
@A‡
SEER†
SOUND RATINGS**
(dB)
024040
2 800 24,000 11.0 13.0 72
030040
036060
2-1/2
036060
036090
3 1150 36,000 11.0 13.0 72
042060
042090
3-1/2 11.0
048090
048115
048130
4 1450 45,000 11.0 13.0 78
060090
060115
060130
5 1750 57,000 11.0 13.0 78
LEGEND
dB
— Decibels
db
— Dry Bulb
SEER
— Seasonal Energy Efficiency Ratio
wb
— Wet Bulb
* Air Conditioning & Refrigeration Institute.
† Rated in accordance with U.S. Government DOE (Department of
Energy) test procedures and/or ARI Standard 210/240-89.
‡“A” conditions — 80°F db/67°F wb Indoor and 95°F db outdoor
** 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 db, 67°F wb indoor entering-air tempera-
ture and 95°F db outdoor entering-air temperature.
2. Before purchasing this appliance, read important energy cost and
efficiency information available from your retailer.
TABLE OF CONTENTS
Page
Features/Benefits. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1,2
Model Number Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . 2
ARI Capacities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3,4
Physical Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5,6
Options and Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7,8
Base Unit Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9,10
Accessory Dimensions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Selection Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Performance Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-18
Typical Piping and Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Application Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Typical Wiring Schematics. . . . . . . . . . . . . . . . . . . . . . . . . 22,23
Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Guide Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27,28