Technical Guide

333491-YTG-G-0211
Johnson Controls Unitary Products 23
DNZ048 (4.0 Ton)
Air on
Evaporator Coil
Temperature of Air on Condenser Coil
Net
Capacity
1
(MBh)
Total
Input
(kW)
2
Sensible Capacity (MBh)
Net
Capacity
1
(MBh)
Total
Input
(kW)
2
Sensible Capacity (MBh)
CFM
WB
(°F)
Return Dry Bulb (°F) Return Dry Bulb (°F)
90 85 80 75 70 65 90 85 80 75 70 65
75°F 85°F
1000
77
53.1 3.1 26.3 20.6 16.2 - - - 53.5 3.4 25.0 20.6 16.2 - - -
72
49.7 3.0 32.0 27.5 23.1 18.7 - - 49.0 3.3 31.5 27.1 22.7 18.3 - -
67
46.3 2.9 37.7 34.5 30.0 25.6 21.2 - 44.6 3.3 37.9 33.5 29.2 24.8 20.4 -
62
40.7 3.0 40.7 40.7 36.3 31.9 27.4 23.0 40.4 3.3 40.4 40.4 35.2 30.8 26.4 22.0
1200
77
57.0 3.1 28.4 23.2 18.1 - - - 56.4 3.4 28.3 23.2 18.0 - - -
72
53.3 3.0 36.2 31.0 25.9 20.8 - - 51.7 3.3 35.4 30.3 25.2 20.1 - -
67
49.7 2.9 43.9 38.8 33.7 28.6 23.4 - 47.1 3.3 42.6 37.5 32.4 27.3 22.2 -
62
43.7 2.9 43.7 43.7 40.7 35.6 30.5 25.3 42.6 3.3 42.6 42.6 39.0 33.9 28.8 23.7
57
42.8 3.0 42.8 42.8 39.7 34.6 29.5 24.4 41.8 3.3 41.8 41.8 38.3 33.1 28.0 22.9
1400
77
61.0 3.1 30.5 25.9 20.1 - - - 59.4 3.4 31.6 25.7 19.8 - - -
72
57.0 3.0 40.3 34.5 28.7 22.9 - - 54.5 3.3 39.4 33.6 27.7 21.9 - -
67
53.0 2.9 50.2 43.1 37.3 31.5 25.7 - 49.5 3.3 47.3 41.5 35.6 29.8 23.9 -
62
46.7 2.9 46.7 46.7 45.1 39.3 33.5 27.7 44.8 3.3 44.8 44.8 42.9 37.1 31.2 25.4
57
45.7 2.9 45.7 45.7 44.0 38.2 32.4 26.6 44.0 3.3 44.0 44.0 42.1 36.2 30.4 24.5
1600
77
64.9 3.0 32.6 28.5 22.0 - - - 62.3 3.4 34.8 28.2 21.6 - - -
72
60.6 2.9 44.5 38.0 31.5 25.0 - - 57.2 3.3 43.4 36.8 30.2 23.7 - -
67
56.4 2.8 56.4 47.4 40.9 34.4 28.0 - 52.0 3.3 52.0 45.4 38.9 32.3 25.7 -
62
49.7 2.9 49.7 49.7 49.5 43.0 36.5 30.0 47.1 3.3 47.1 47.1 46.8 40.3 33.7 27.1
57
48.7 2.9 48.7 48.7 48.3 41.8 35.3 28.8 46.2 3.3 46.2 46.2 45.9 39.3 32.7 26.1
1735
72
60.1 3.0 46.3 39.3 32.4 25.4 - - 56.8 3.4 45.3 38.3 31.3 24.3 - -
67
55.9 2.9 55.9 49.1 42.1 35.2 28.2 - 51.6 3.3 51.6 47.2 40.2 33.2 26.2 -
62
49.3 2.9 49.3 49.3 49.1 42.2 35.3 28.3 46.7 3.3 46.7 46.7 46.6 39.6 32.6 25.7
57
48.3 2.9 48.3 48.3 48.1 41.1 34.2 27.2 45.9 3.3 45.9 45.9 45.7 38.7 31.7 24.8
1870
72
59.6 3.0 48.1 40.7 33.3 25.9 - - 56.4 3.4 47.1 39.7 32.3 24.9 - -
67
55.4 2.9 55.4 50.7 43.3 35.9 28.5 - 51.3 3.3 51.3 48.9 41.5 34.1 26.7 -
62
48.8 2.9 48.8 48.8 48.8 41.4 34.0 26.6 46.4 3.3 46.4 46.4 46.4 39.0 31.6 24.2
57
47.8 3.0 47.8 47.8 47.8 40.4 33.0 25.6 45.5 3.3 45.5 45.5 45.5 38.2 30.8 23.4
95°F 105°F
1000
77
53.9 3.6 23.7 20.6 16.3 - - - 49.3 4.2 25.1 20.1 14.8 - - -
72
48.4 3.6 30.9 26.6 22.3 18.0 - - 44.6 4.2 31.3 26.0 20.8 15.6 - -
67
42.9 3.7 38.2 32.6 28.3 23.9 19.6 - 39.8 4.2 37.4 32.0 26.8 21.6 16.4 -
62
40.1 3.6 40.1 40.1 34.0 29.7 25.3 21.0 35.7 4.1 35.7 35.7 29.9 24.7 19.5 14.3
1200
77
55.8 3.7 28.2 23.1 18.0 - - - 51.3 4.2 29.2 22.2 16.5 - - -
72
50.2 3.7 34.7 29.6 24.5 19.4 - - 46.4 4.2 34.5 28.8 23.1 17.5 - -
67
44.5 3.7 41.3 36.2 31.1 26.0 20.9 - 41.4 4.2 39.8 35.5 29.8 24.1 18.4 -
62
41.5 3.6 41.5 41.5 37.4 32.3 27.2 22.1 37.1 4.1 37.1 37.1 33.2 27.5 21.9 16.2
57
40.9 3.6 40.9 40.9 36.8 31.7 26.6 21.4 38.0 4.2 38.0 38.0 34.0 28.4 22.7 17.0
1400
77
57.8 3.7 32.6 25.5 19.6 - - - 53.3 4.3 33.3 24.3 18.1 - - -
72
51.9 3.7 38.6 32.7 26.8 20.9 - - 48.2 4.2 37.8 31.6 25.5 19.3 - -
67
46.1 3.7 44.5 39.8 33.9 28.0 22.1 - 43.0 4.2 42.2 38.9 32.8 26.6 20.5 -
62
43.0 3.7 43.0 43.0 40.8 34.9 29.0 23.1 38.5 4.1 38.5 38.5 36.5 30.4 24.2 18.1
57
42.3 3.7 42.3 42.3 40.1 34.2 28.3 22.4 39.5 4.2 39.5 39.5 37.4 31.3 25.1 19.0
1600
77
59.8 3.7 37.1 27.9 21.2 - - - 55.3 4.3 37.4 26.4 19.8 - - -
72
53.7 3.8 42.4 35.7 29.0 22.3 - - 50.0 4.3 41.0 34.4 27.8 21.2 - -
67
47.6 3.8 47.6 43.5 36.8 30.1 23.4 - 44.6 4.2 44.6 42.4 35.8 29.2 22.6 -
62
44.5 3.7 44.5 44.5 44.2 37.5 30.8 24.1 40.0 4.1 40.0 40.0 39.9 33.2 26.6 20.0
57
43.7 3.7 43.7 43.7 43.5 36.8 30.1 23.4 41.0 4.2 41.0 41.0 40.8 34.2 27.6 21.0
1735
72
53.4 3.7 44.2 37.2 30.2 23.2 - - 49.1 4.3 42.7 35.7 28.7 21.7 - -
67
47.4 3.8 47.4 45.3 38.3 31.2 24.2 - 43.8 4.2 43.8 42.7 37.0 29.9 22.9 -
62
44.2 3.7 44.2 44.2 44.1 37.1 30.0 23.0 39.3 4.1 39.3 39.3 39.2 32.2 25.2 18.2
57
43.5 3.7 43.5 43.5 43.4 36.3 29.3 22.3 40.2 4.2 40.2 40.2 40.2 33.2 26.1 19.1
1870
72
53.1 3.7 46.1 38.7 31.4 24.0 - - 48.2 4.3 44.4 37.0 29.6 22.2 - -
67
47.1 3.7 47.1 47.1 39.8 32.4 25.0 - 43.0 4.2 43.0 43.0 38.1 30.7 23.3 -
62
44.0 3.7 44.0 44.0 44.0 36.6 29.2 21.9 38.6 4.1 38.6 38.6 38.6 31.2 23.8 16.4
57
43.3 3.7 43.3 43.3 43.3 35.9 28.5 21.1 39.5 4.2 39.5 39.5 39.5 32.1 24.7 17.3