294604-YTG-G-0511
8
Johnson Controls Unitary Products
DEX024-048 Physical Data
Component
Models
DEX024
DEX030
DEX036
DEX042
DEX048
Nominal Tonnage
2.0
2.5
3.0
3.5
4.0
ARI COOLING PERFORMANCE
Gross Capacity @ ARI A point (Btu)
23.5
29.2
36.8
44.5
50.8
ARI net capacity (Btu)
23.2
28.6
36.0
43.5
49.0
EER
12.3
12.3
12.3
12.3
12.3
SEER
15
15
15
15
15
Nominal CFM
800
1000
1150
1400
1600
System power (KW)
1.9
2.3
2.9
3.5
4.0
Refrigerant type
R-410A
R-410A
R-410A
R-410A
R-410A
Refrigerant charge (lb-oz)
5-0
8-0
8-0
7-8
10-0
DIMENSIONS (inches)
Length
49 1/8
49 1/8
49 1/8
49 1/8
49 1/8
Width
47 1/4
47 1/4
47 1/4
47 1/4
47 1/4
Height
33 1/2
33 1/2
33 1/2
41 1/2
41 1/2
OPERATING WT. (lbs.)
355
390
400
410
440
COMPRESSORS
Type
Scroll 2-spd
Scroll 2-spd
Scroll 2-spd
Scroll 2-spd
Scroll 2-spd
Quantity
1
1
1
1
1
CONDENSER COIL DATA
Face area (Sq. Ft.)
11.7
11.7
11.7
16.4
16.4
Rows
1
2
2
1
2
Fins per inch
20
20
20
20
20
Tube diameter (in.)
3/8
3/8
3/8
3/8
3/8
Circuitry Type
Interlaced
Interlaced
Interlaced
Interlaced
Interlaced
EVAPORATOR COIL DATA
Face area (Sq. Ft.)
4.38
4.38
4.38
5.63
5.63
Rows
2
2
3
3
3
Fins per inch
15
15
15
16
16
Tube diameter
3/8
3/8
3/8
3/8
3/8
Circuitry Type
Interlaced
Interlaced
Interlaced
Interlaced
Interlaced
Refrigerant control
TX Valve
TX Valve
TX Valve
TX Valve
TX Valve
CONDENSER FAN DATA
Fan diameter (Inch)
22
22
22
22
22
Type
Prop.
Prop.
Prop.
Prop.
Prop.
Drive type
Direct
Direct
Direct
Direct
Direct
No. speeds
1
1
1
1
1
Number of motors
1
1
1
1
1
Motor HP each
1/4
1/4
1/4
1/4
1/3
RPM
850
850
850
1100
1100
Nominal total CFM
1800
1800
2400
3000
3000
DIRECT DRIVE EVAP FAN DATA
Quantity
1
1
1
1
1
Fan Size (Inch)
10 x 8
10 x 8
10 x 8
11 x 10
11 x 10
Type
Centrifugal
Centrifugal
Centrifugal
Centrifugal
Centrifugal
No. speeds
2
2
2
2
2
Motor HP each
1/2
1/2
1/2
3/4
3/4
RPM
Variable
Variable
Variable
Variable
Variable
Frame size
48
48
48
48
48
FILTERS
Quantity - Size
2 - 22 x 14 x 1 2 - 22 x 14 x 1 2 - 22 x 14 x 1 2 - 22 x 14 x 1 2 - 22 x 14 x 1
