Technical Guide

718444-YTG-A-0811
Johnson Controls Unitary Products 25
Sound Performance
Gas Heat Minimum Supply Air
Size
(Tons)
Model Heat Size
Supply Air (CFM)
Cooling Heating
Min Max Min Max
024
(2.0)
DNZ
N036 600 1000 610 1330
D056 600 1000 860 1730
030
(2.5)
DNZ
N036 750 1250 610 1330
N056 750 1250 860 1730
D056 750 1250 860 1730
036
(3.0)
DNZ
N036 1200 1500 610 1330
N056 1200 1500 940 2070
D056 1200 1500 940 2070
N072 1200 1500 1110 2220
D072 1200 1500 1110 2220
042
(3.5)
DNZ
N065 1050 1750 1080 2370
N090 1050 1750 1070 1780
D090 1050 1750 1070 1780
048
(4.0)
DNZ
N065 1200 2000 1080 2370
N090 1200 2000 1230 2290
D090 1200 2000 1230 2290
N110 1200 2000 1330 2220
D110 1200 2000 1330 2220
060
(5.0)
DNZ
N065 1500 2100 1080 2370
N090 1500 2100 1230 2290
D090 1500 2100 1230 2290
N110 1500 2100 1330 2220
D110 1500 2100 1330 2220
Indoor Blower Specifications
Size
(Tons)
Model
Motor
HP RPM Eff. SF Frame
024
(2.0)
DNZ 1/2 Variable 0.8 1.0 48
030
(2.5)
DNZ 3/4 Variable 0.8 1.0 48
036
(3.0)
DNZ 3/4 Variable 0.8 1.0 48
042
(3.5)
DNZ 3/4 Variable 0.8 1.0 48
048
(4.0)
DNZ 1 Variable 0.8 1.0 48
060
(5.0)
DNZ 1 Variable 0.8 1.0 48
Outdoor Sound Power Levels
Size
(Tons)
Model
Sound Rating
1
dB (A)
1. Rated in accordance with ARI 270 standard.
Octave Band Centerline Frequency (Hz)
125 250 500 1000 2000 4000 8000
024
(2.0)
DNZ 77 64 65.5 68 72.5 64.5 60.5 48.5
030
(2.5)
DNZ 74 63.5 64.5 66.5 67 63 57.5 51.5
036
(3.0)
DNZ 74 66.5 66.5 69.5 68 63 59 49.5
042
(3.5)
DNZ 79 70 70.5 73.5 73 69.5 67 66
048
(4.0)
DNZ 79 70.57173.573 70 66 66
060
(5.0)
DNZ 80 73 71.5 74.5 75 70.5 67 62.5