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Table 1 – Physical Data -- Unit 577D---- A
UNIT SIZE 24040 24060 30040 30060 36060 36090 42060 42090
NOMINAL COOLING CAPACITY (ton) 2 2 2 --- 1/2 2 --- 1/2 3 3 3 --- 1 /2 3 --- 1/2
NOMINAL HEATING CAPACITY (Btu) 40,000 60,000 40,000 60,000 60,000 90,000 60,000 90,000
SHIPPING WEIGHT (lb)
(kg)
426
193
431
196
433
196
438
199
522
237
530
240
544
247
552
250
COMPRESSORS
Quantity
2 --- Sta ge Scroll
1
REFRIGE RANT: PURON (R---410A)
Quantity (lb)
(kg)
10.1
4.6
10.1
4.6
11.3
5.1
11.3
5.1
9.5
4.3
9.5
4.3
13.8
6.3
13.8
6.3
REFRIGERANT METERING DEVICE TXV
Size 2Ton 2Ton 3Ton 3Ton 3Ton 3Ton 4Ton 4Ton
OUTDOOR COIL
Row s...Fins/in.
Fac e Area (sq ft)
2...21
13.6
2...21
13.6
2...21
15.3
2...21
15.3
2...21
17.5
2...21
17.5
2...21
19.4
2...21
19.4
OUTDOOR FAN
Nominal Cfm
Diameter (in.)
(mm)
Motor Hp (Rpm)
2700
22
559
1/8 (825)
2700
22
559
1/8 (825)
2700
22
559
1/8 (825)
2700
22
559
1/8 (825)
2800
22
559
1/8 (825)
2800
22
559
1/8 (825)
2800
22
559
1/8 (825)
2800
22
559
1/8 (825)
INDOOR COIL
Row s...Fins/in.
Fac e Area (sq ft)
3...17
3.7
3...17
3.7
3...17
3.7
3...17
3.7
3...17
4.7
3...17
4.7
3...17
4.7
3...17
4.7
INDOOR FAN
Nomina l Airflow (Cfm)
Comfort Variable based on Comfort Roll back (see User Interface instructions for more information).
Efficiency 700 700 875 875 1050 1050 1225 1225
Max 800 800 1000 1000 1200 1200 1400 1400
Furnace (gas ht.) airflow---Low Stage 475 727 475 727 745 875 745 875
Furna ce (ga s ht.) airflow---High Stage 844 1120 844 1120 1120 1410 1120 1410
Size (in.)
(mm)
10x10
254x254
10x10
254x254
10x10
254x254
10x10
254x254
11x10
279x254
11x10
279x254
11x10
279x254
11x10
279x254
Motor HP 1/2 1/2 1/2 1/2 3/4 3/4 3/4 3/4
FURNACE SECTION*
Burner Orifice No. (Qty...Drill Size)
Natural Gas (Factory Installed)
Propane Gas
2...44
2...55
3...44
3...55
2...44
2...55
3...44
3...55
3...44
3...55
3...38
3...53
3...44
3...55
3...38
3...53
HIGH---PRESSURE SWITCH (psig)
Cut --- out
Reset (Auto)
670 ±10
470 ± 25
HIGH---PRESSURE SWITCH 2 (psig)
(Compressor Solenoid)
Cut --- out
Reset (Auto)
565 ± 15
455 ± 15
LOS S --- OF --- CHA RGE /
LOW---PRESSURE SWITCH
(Liquid Line) (psig)
Cut --- out
Reset (auto )
23 ± 5
55 ± 5
RETURN---AIR FILTERS Throwaway†
(in.)
(mm)
20x24x1
508x610x25
24x30x1
610x762x25
24x36x1
610x914x25
Continued next page.
577D-- -- A