333491-YTG-B-0807
8
Unitary Products Group
DNZ024-060 Two Stage Gas Heat
Component
Models
DNZ024
DNZ030
DNZ036
DNZ042
DNZ048
DNZ060
Nominal Tonnage
2.0
2.5
3.0
3.5
4.0
5.0
ARI COOLING PERFORMANCE
Gross Capacity @ ARI A point (Btu)
26.1
30.4
37.3
42.6
50.3
58.2
ARI net capacity (Btu)
22.8
29.8
35.6
41.5
47.5
56.0
EER
11.2
11.5
11.1
11.75
11.4
11.1
SEER
13.2
13.2
13.0
13.25
13.5
13.0
Nominal CFM
800
950
1200
1150
1550
1550
System power (KW)
2.1
2.4
3.2
3.5
4.2
5.0
Refrigerant type
R-410A
R-410A
R-410A
R-410A
R-410A
R-410A
Refrigerant charge (lb-oz)
4-8
7-5
7-0
9-0
9-0
9-0
ARI HEATING PERFORMANCE
Heating model
56
56
56
72
90
90
110
90
110
Heat input (K Btu)
70/45.5
70/45.5
70/45.5
90/58.5
108/70.2
108/70.2 135/87.8 108/70.2 135/87.8
Heat output (K Btu)
56/36.4
56/36.4
56/36.4
72/46.8
87/56.2
87/56.2 108/70.2 87/56.2 108/70.2
AFUE %
80.0
80.0
80.0
80.0
80.0
80.0
80.0
80.0
80.0
Steady state efficiency (%)
80
80
80
80
80
80
80
80
80
No. burners
3
3
3
4
4
4
5
4
5
No. stages
2
2
2
2
2
2
2
2
2
Temperature Rise Range (ºF)
30-60
30-60
25-55
30-60
45-75
35-65
45-75
35-65
45-75
Gas Limit Setting (ºF)
160
160
160
160
175
175
170
175
170
Gas piping connection (in.)
1/2
1/2
1/2
1/2
1/2
1/2
DIMENSIONS (inches)
Length
49 1/8
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
47 1/4
Height
33 1/2
33 1/2
33 1/2
41 1/2
41 1/2
41 1/2
OPERATING WT. (lbs.)
360
395
395
470
470
540
COMPRESSORS
Type
Scroll 1-spd
Scroll 1-spd
Scroll 1-spd
Scroll 1-spd
Scroll 1-spd
Scroll 1-spd
Quantity
1
1
1
1
1
1
CONDENSER COIL DATA
Face area (Sq. Ft.)
11.7
11.7
11.7
14.7
14.7
14.7
Rows
1
2
2
2
2
2
Fins per inch
20
16
16
20
20
20
Tube diameter (in.)
3/8
3/8
3/8
3/8
3/8
3/8
Circuitry Type
Interlaced
Interlaced
Interlaced
Interlaced
Interlaced
Interlaced
EVAPORATOR COIL DATA
Face area (Sq. Ft.)
3.4
3.4
3.4
4.4
4.4
4.4
Rows
2
3
3
3
3
3
Fins per inch
15
13
13
16
16
16
Tube diameter
3/8
3/8
3/8
3/8
3/8
3/8
Circuitry Type
Interlaced
Interlaced
Interlaced
Interlaced
Interlaced
Interlaced
Refrigerant control
Orifice
Orifice
Orifice
Orifice
TXV
TXV
CONDENSER FAN DATA
Quantity
1
1
1
1
1
1
Fan diameter (Inch)
22
22
22
22
22
22
Type
Prop
Prop
Prop
Prop
Prop
Prop
Drive type
Direct
Direct
Direct
Direct
Direct
Direct
No. speeds
1
1
1
1
1
1
Number of motors
1
1
1
1
1
1
Motor HP each
1/4
1/4
1/4
1/3
1/3
1/3
RPM
850
850
850
1100
1100
1100
Nominal total CFM
2200
2400
2400
3000
3000
3000
DIRECT DRIVE EVAP FAN DATA
Quantity
1
1
1
1
1
1
Fan Size (Inch)
10 x 8
10 x 8
11 x 10
11 x 10
11 x 10
11 x 10
Type
Centrifugal
Centrifugal
Centrifugal
Centrifugal
Centrifugal
Centrifugal
Motor HP each
1/2
3/4
3/4
1
1
1
RPM
Variable
Variable
Variable
Variable
Variable
Variable
Frame size
48
48
48
48
48
48
FILTERS
Quantity - Size
1 - 20 x 20 x 1
1 - 20 x 20 x 1
1 - 20 x 20 x 1
2 - 20 x 12 x 1
2 - 20 x 12 x 1
2 - 20 x 12 x 1
