Technical Guide
333491-YTG-G-0211
Johnson Controls Unitary Products 35
DNQ048 (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
1400
77
68.8 3.0 33.0 27.9 22.0 - - - 62.2 3.3 31.9 25.9 20.0 - - -
72
64.1 2.9 42.2 36.3 30.3 24.4 - - 57.7 3.3 40.3 34.3 28.4 22.5 - -
67
59.4 2.8 51.4 44.6 38.7 32.8 26.8 - 53.2 3.2 48.6 42.7 36.8 30.8 24.9 -
62
52.4 2.8 52.4 50.7 47.6 41.7 35.7 29.8 48.2 3.2 48.2 47.3 44.4 38.4 32.5 26.6
57
53.4 2.8 53.4 52.2 48.0 42.1 36.2 30.2 48.1 3.2 48.1 47.5 44.7 38.8 32.9 26.9
1500
77
67.4 3.0 33.7 28.8 22.7 - - - 62.5 3.3 33.3 27.0 20.8 - - -
72
62.8 2.9 43.5 37.4 31.2 25.1 - - 58.0 3.3 42.0 35.8 29.5 23.3 - -
67
58.2 2.8 53.4 46.0 39.8 33.7 27.5 - 53.4 3.2 50.7 44.5 38.3 32.0 25.8 -
62
51.3 2.8 51.3 50.4 48.9 42.9 36.7 30.6 48.4 3.2 48.4 48.0 - 39.9 33.7 27.4
57
52.3 2.8 52.3 51.7 49.4 43.3 37.1 31.0 48.4 3.2 48.4 48.0 46.6 40.3 34.1 27.8
1600
77
66.0 3.0 34.3 29.7 23.3 - - - 62.8 3.3 34.7 28.2 21.6 - - -
72
61.5 2.9 44.9 38.5 32.1 25.8 - - 58.2 3.3 43.8 37.2 30.7 24.1 - -
67
57.0 2.8 55.4 47.3 40.9 34.6 28.2 - 53.7 3.2 52.8 46.3 39.8 33.2 26.7 -
62
50.1 2.8 50.1 50.1 50.1 44.0 37.7 31.3 48.6 3.2 48.6 48.6 48.0 41.4 34.9 28.3
57
51.2 2.8 51.2 51.2 50.9 44.5 38.1 31.8 48.6 3.2 48.6 48.6 48.4 41.8 35.3 28.7
1700
72
61.8 2.9 48.0 41.2 34.4 27.6 - - 58.8 3.3 46.5 39.7 32.8 25.9 - -
67
57.3 2.9 57.3 50.6 43.8 37.0 30.2 - 54.2 3.3 54.2 49.4 42.5 35.6 28.8 -
62
50.3 2.8 50.3 50.3 50.3 43.5 36.7 29.9 49.0 3.2 49.0 49.0 49.0 42.2 35.3 28.4
57
51.5 2.9 51.5 51.5 51.5 44.7 37.9 31.0 49.0 3.3 49.0 49.0 49.0 42.1 35.3 28.4
95°F 105°F
1400
77
55.6 3.7 30.7 23.9 18.0 - - - 51.7 4.3 31.3 23.2 17.2 - - -
72
51.3 3.7 38.3 32.4 26.4 20.5 - - 47.7 4.2 37.2 31.3 25.3 19.4 - -
67
47.0 3.7 45.9 40.8 34.9 28.9 23.0 - 43.6 4.1 43.1 39.4 33.4 27.5 21.6 -
62
43.9 3.7 43.9 43.9 41.1 35.2 29.2 23.3 40.7 4.2 40.7 40.7 38.7 32.8 26.9 20.9
57
42.8 3.7 42.8 42.8 41.5 35.5 29.6 23.6 40.1 4.2 40.1 40.1 38.9 32.9 27.0 21.1
1500
77
57.6 3.7 32.9 25.3 18.9 - - - 53.7 4.3 33.7 24.5 18.2 - - -
72
53.1 3.7 40.5 34.2 27.8 21.5 - - 49.5 4.2 39.3 33.0 26.7 20.4 - -
67
48.6 3.7 48.1 43.1 36.7 30.4 24.1 - 45.2 4.1 45.0 41.6 35.2 28.9 22.6 -
62
45.5 3.7 45.5 45.5 43.3 37.0 30.7 24.3 42.2 4.2 42.2 42.2 40.8 34.5 28.2 21.9
57
44.4 3.7 44.4 44.4 43.7 37.3 31.0 24.7 41.6 4.2 41.6 41.6 41.0 34.6 28.3 22.0
1600
77
59.6 3.7 35.0 26.6 19.9 - - - 55.6 4.2 36.1 25.8 19.1 - - -
72
55.0 3.7 42.7 36.0 29.2 22.5 - - 51.2 4.2 41.5 34.8 28.1 21.4 - -
67
50.3 3.7 50.3 45.3 38.6 31.9 25.2 - 46.9 4.1 46.9 43.8 37.0 30.3 23.6 -
62
47.1 3.7 47.1 47.1 45.5 38.8 32.1 25.4 43.7 4.2 43.7 43.7 42.9 36.2 29.5 22.8
57
45.9 3.6 45.9 45.9 45.9 39.2 32.5 25.7 43.1 4.2 43.1 43.1 43.1 36.4 29.6 22.9
1700
72
55.8 3.7 45.1 38.1 31.2 24.3 - - 51.7 4.3 44.0 37.0 30.1 23.1 - -
67
51.0 3.7 51.0 48.1 41.2 34.3 27.3 - 47.3 4.2 47.3 45.8 39.7 32.7 25.8 -
62
47.8 3.7 47.8 47.8 47.8 40.8 33.9 27.0 44.1 4.3 44.1 44.1 44.1 37.2 30.2 23.2
57
46.6 3.7 46.6 46.6 46.6 39.6 32.7 25.8 43.5 4.3 43.5 43.5 43.5 36.5 29.6 22.6