5167821-YTG-K-1118
66 Johnson Controls Ducted Systems
ZT090 (7.5 ton) reheat
Air on evaporator
coil
Temperature of air on condenser coil
Total
capacity
1
(MBh)
Total input
(kW)
2
Sensible capacity (MBh)
Total
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
35°F 45°F
1875
77 57.3 1.9 20.2 16.3 12.3 - - - 58.5 2.1 15.4 11.5 7.7 - - -
72 56.2 1.9 29.3 25.3 21.3 17.4 - - 55.3 2.1 24.7 20.9 17.0 13.2 - -
67 55.0 1.8 38.3 34.3 30.4 26.4 22.4 - 52.1 2.0 34.0 30.2 26.3 22.5 18.7 -
62 51.0 1.8 42.2 35.2 34.3 30.3 26.3 22.4 47.7 1.9 43.3 36.8 33.0 29.1 25.3 21.4
2250
77 59.3 2.0 22.2 18.0 13.9 - - - 60.3 2.2 17.4 13.1 8.7 - - -
72 58.0 1.9 32.1 28.0 23.8 19.7 - - 56.9 2.1 28.0 23.7 19.4 15.0 - -
67 56.8 1.8 42.1 38.0 33.8 29.7 25.5 - 53.6 2.0 38.6 34.3 30.0 25.6 21.3 -
62 52.7 1.8 46.9 42.1 37.9 33.8 29.7 25.5 49.1 1.9 46.2 41.8 37.5 33.2 28.8 24.5
57 49.8 1.8 49.2 45.0 40.9 36.7 32.6 28.4 46.9 1.9 46.6 42.2 37.9 33.6 29.2 24.9
2625
77 61.2 2.0 24.1 19.8 15.5 - - - 62.0 2.2 19.5 14.6 9.8 - - -
72 59.9 1.9 35.0 30.7 26.4 22.0 - - 58.6 2.1 31.4 26.5 21.7 16.9 - -
67 58.6 1.9 45.9 41.6 37.3 32.9 28.6 - 55.2 2.0 43.3 38.4 33.6 28.7 23.9 -
62 54.4 1.8 51.5 49.0 41.6 37.3 33.0 28.7 50.5 1.9 49.1 46.9 42.0 37.2 32.3 27.5
57 51.4 1.8 51.1 49.0 44.9 40.6 36.3 32.0 48.2 1.9 48.1 45.9 42.5 37.6 32.8 28.0
3000
77 63.1 2.0 26.0 21.5 17.0 - - - 63.7 2.2 21.5 16.2 10.9 - - -
72 61.8 2.0 37.9 33.4 28.9 24.4 - - 60.2 2.1 34.7 29.4 24.0 18.7 - -
67 60.4 1.9 49.7 45.2 40.7 36.2 31.7 - 56.7 2.0 47.9 42.5 37.2 31.9 26.5 -
62 56.1 1.9 56.1 56.0 45.3 40.8 36.3 31.8 52.0 1.9 52.0 51.9 46.6 41.2 35.9 30.5
57 53.0 1.8 53.0 53.0 49.0 44.5 40.0 35.5 49.6 1.9 49.6 49.6 47.0 41.7 36.4 31.0
3375
72 61.6 2.0 40.1 35.4 30.6 25.9 - - 60.8 2.1 37.4 31.7 26.0 20.3 - -
67 60.3 1.9 52.6 47.7 42.9 38.2 33.5 - 57.2 2.0 51.7 46.0 40.3 34.6 28.9 -
62 56.0 1.9 56.0 55.9 50.6 45.9 41.1 36.4 52.4 1.9 52.4 52.4 49.7 44.1 38.4 32.7
57 52.9 1.8 52.9 52.9 50.9 46.2 41.4 36.7 50.0 1.9 50.0 50.0 48.8 43.1 37.4 31.7
3750
72 61.4 2.0 42.3 37.4 32.4 27.4 - - 61.4 2.1 40.1 34.1 28.0 22.0 - -
67 60.2 1.9 55.6 50.2 45.2 40.2 35.2 - 57.8 2.0 55.4 49.4 43.4 37.4 31.3 -
62 55.9 1.9 55.9 55.9 55.9 50.9 45.9 41.0 52.9 2.0 52.9 52.9 52.9 46.9 40.9 34.9
57 52.8 1.8 52.8 52.8 52.8 47.8 42.8 37.8 50.5 2.0 50.5 50.5 50.5 44.5 38.5 32.4
55°F 65°F
1875
77 59.7 2.4 10.5 6.8 3.1 - - - 54.9 2.6 9.3 5.9 2.5 - - -
72 54.4 2.2 20.1 16.4 12.7 9.0 - - 49.3 2.5 17.7 14.3 11.0 7.6 - -
67 49.1 2.1 29.7 26.0 22.3 18.6 14.9 - 43.8 2.4 26.2 22.8 19.4 16.0 12.6 -
62 44.3 2.0 44.3 38.5 31.7 28.0 24.2 20.5 39.5 2.3 38.1 32.2 25.9 22.6 19.2 15.8
2250
77 61.2 2.4 12.7 8.2 3.6 - - - 56.6 2.6 11.6 7.4 3.1 - - -
72 55.8 2.2 23.9 19.4 14.9 10.3 - - 50.8 2.4 21.9 17.6 13.4 9.1 - -
67 50.4 2.1 35.2 30.6 26.1 21.6 17.0 - 45.1 2.3 32.2 27.9 23.6 19.4 15.1 -
62 45.5 2.0 45.5 41.6 37.1 32.5 28.0 23.4 40.7 2.3 39.8 35.8 31.5 27.3 23.0 18.7
57 43.9 2.1 43.9 39.5 34.9 30.4 25.9 21.3 39.1 2.3 38.6 34.4 30.1 25.8 21.6 17.3
2625
77 62.8 2.3 14.9 9.5 4.2 - - - 58.2 2.5 14.0 8.8 3.6 - - -
72 57.2 2.2 27.7 22.4 17.0 11.7 - - 52.3 2.4 26.1 20.9 15.8 10.6 - -
67 51.7 2.1 40.6 35.3 29.9 24.5 19.2 - 46.4 2.3 38.2 33.1 27.9 22.7 17.6 -
62 46.7 2.0 46.7 44.7 42.4 37.1 31.7 26.4 41.9 2.3 41.4 39.5 37.1 31.9 26.8 21.6
57 45.0 2.0 45.0 42.8 40.0 34.7 29.3 24.0 40.2 2.3 40.0 37.9 35.5 30.3 25.1 20.0
3000
77 64.4 2.3 17.0 10.9 4.7 - - - 59.9 2.5 16.3 10.2 4.2 - - -
72 58.7 2.2 31.5 25.4 19.2 13.0 - - 53.8 2.4 30.3 24.2 18.2 12.1 - -
67 53.0 2.1 46.0 39.9 33.7 27.5 21.3 - 47.8 2.3 44.3 38.2 32.2 26.1 20.0 -
62 47.8 2.0 47.8 47.8 47.8 41.6 35.5 29.3 43.1 2.3 43.1 43.1 42.7 36.6 30.6 24.5
57 46.2 2.0 46.2 46.2 45.1 38.9 32.7 26.6 41.4 2.3 41.4 41.4 40.8 34.8 28.7 22.6
3375
72 60.0 2.2 34.7 28.1 21.4 14.8 - - 54.6 2.4 33.7 27.0 20.3 13.7 - -
67 54.1 2.1 50.7 44.3 37.6 31.0 24.4 - 48.4 2.3 46.7 42.0 36.0 29.3 22.6 -
62 48.9 2.0 48.9 48.9 48.9 42.3 35.6 29.0 43.7 2.3 43.7 43.7 43.5 36.8 30.1 23.4
57 47.2 2.1 47.2 47.2 46.6 40.0 33.4 26.8 42.0 2.3 42.0 42.0 41.7 35.0 28.3 21.6
3750
72 61.3 2.2 37.8 30.8 23.7 16.6 - - 55.3 2.4 37.1 29.8 22.5 15.2 - -
67 55.3 2.1 55.3 48.7 41.6 34.5 27.5 - 49.1 2.3 49.1 45.8 39.9 32.6 25.3 -
62 49.9 2.0 49.9 49.9 49.9 42.9 35.8 28.7 44.3 2.3 44.3 44.3 44.3 37.0 29.7 22.4
57 48.2 2.1 48.2 48.2 48.2 41.1 34.1 27.0 42.5 2.3 42.5 42.5 42.5 35.2 27.9 20.6
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