5167821-YTG-K-1118
52 Johnson Controls Ducted Systems
ZT120 (10 ton) 1st stage cooling
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
75°F 85°F
1250
77 60.5 2.0 31.0 26.8 19.9 - - - 56.9 2.3 27.9 22.6 17.5 - - -
72 52.9 2.0 38.1 32.2 26.3 20.4 - - 49.5 2.3 35.0 29.4 23.8 18.2 - -
67 45.2 2.0 45.2 37.6 32.7 26.8 20.9 - 42.2 2.4 42.2 36.2 30.0 24.4 18.8 -
62 45.8 1.9 45.8 45.8 39.9 33.9 28.0 22.1 40.4 2.4 40.4 40.4 33.6 28.0 22.4 16.7
1500
77 63.6 1.9 37.3 28.5 21.6 - - - 58.9 2.2 35.3 25.9 19.3 - - -
72 55.5 1.9 42.4 35.5 28.6 21.7 - - 51.3 2.3 39.5 32.8 26.2 19.5 - -
67 47.5 2.0 47.5 42.4 35.5 28.6 21.7 - 43.7 2.3 43.7 39.7 33.1 26.4 19.7 -
62 48.1 1.9 48.1 48.1 43.4 36.5 29.6 22.7 41.8 2.4 41.8 41.8 37.0 30.3 23.7 17.0
57 44.6 2.0 44.6 44.6 41.4 34.5 27.6 20.7 41.0 2.4 41.0 41.0 36.7 30.1 23.4 16.7
1750
77 66.7 1.9 43.5 30.3 23.4 - - - 61.0 2.2 42.7 29.3 21.1 - - -
72 58.2 1.9 46.6 38.7 30.9 23.0 - - 53.1 2.3 44.0 36.3 28.6 20.9 - -
67 49.8 1.9 49.8 47.2 38.4 30.5 22.6 - 45.3 2.3 45.3 43.3 36.1 28.4 20.7 -
62 50.3 1.9 50.3 50.3 47.0 39.1 31.2 23.4 43.3 2.3 43.3 43.3 40.4 32.7 25.0 17.3
57 46.8 1.9 46.8 46.8 44.8 36.9 29.0 21.1 42.4 2.3 42.4 42.4 40.1 32.4 24.7 17.0
2000
77 69.7 1.8 49.7 32.0 25.1 - - - 63.0 2.2 50.1 32.6 22.8 - - -
72 60.9 1.8 50.9 42.0 33.2 24.3 - - 54.9 2.2 48.4 39.7 31.0 22.2 - -
67 52.0 1.9 52.0 52.0 41.2 32.4 23.5 - 46.8 2.3 46.8 46.8 39.1 30.4 21.7 -
62 52.5 1.8 52.5 52.5 50.5 41.7 32.8 24.0 44.7 2.3 44.7 44.7 43.8 35.0 26.3 17.6
57 48.9 1.9 48.9 48.9 48.1 39.3 30.4 21.6 43.8 2.3 43.8 43.8 43.4 34.7 26.0 17.3
2250
72 63.1 1.8 58.7 48.1 37.6 27.1 - - 56.9 2.2 53.5 43.5 33.6 23.7 - -
67 54.0 1.8 54.0 54.0 46.9 36.4 25.9 - 48.5 2.2 48.5 48.5 42.4 32.5 22.6 -
62 54.5 1.8 54.5 54.5 53.7 43.2 32.7 22.2 46.3 2.3 46.3 46.3 45.9 35.9 26.0 16.1
57 50.7 1.8 50.7 50.7 50.6 40.1 29.6 19.1 45.4 2.3 45.4 45.4 45.2 35.3 25.4 15.4
2500
72 65.4 1.7 65.4 54.3 42.1 30.0 - - 58.8 2.2 58.5 47.4 36.2 25.1 - -
67 55.9 1.8 55.9 55.9 52.5 40.4 28.2 - 50.1 2.2 50.1 50.1 45.8 34.7 23.5 -
62 56.4 1.7 56.4 56.4 56.4 44.8 32.6 20.5 48.0 2.2 48.0 48.0 48.0 36.8 25.7 14.6
57 52.6 1.8 52.6 52.6 52.6 40.9 28.8 16.6 47.0 2.3 47.0 47.0 47.0 35.9 24.7 13.6
95°F 105°F
1250
77 53.2 2.6 24.7 18.5 15.2 - - - 45.4 3.1 26.5 17.2 14.2 - - -
72 46.2 2.7 32.0 26.6 21.3 15.9 - - 40.1 3.2 30.6 24.8 19.7 14.5 - -
67 39.2 2.8 39.2 34.8 27.4 22.0 16.7 - 34.7 3.3 34.7 32.5 25.2 20.0 14.9 -
62 34.9 2.9 34.9 34.9 27.4 22.0 16.7 11.3 32.4 3.3 32.4 32.4 25.6 20.4 15.3 10.1
1500
77 54.2 2.5 33.3 23.4 17.0 - - - 46.8 3.0 33.3 22.2 15.8 - - -
72 47.1 2.6 36.6 30.2 23.8 17.4 - - 41.3 3.1 34.5 28.3 22.0 15.7 - -
67 40.0 2.7 40.0 37.0 30.6 24.2 17.7 - 35.8 3.2 35.8 34.3 28.2 21.9 15.6 -
62 35.6 2.8 35.6 35.6 30.6 24.1 17.7 11.3 33.5 3.3 33.5 33.5 28.6 22.3 16.0 9.8
57 37.3 2.8 37.3 37.3 32.1 25.6 19.2 12.8 33.9 3.3 33.9 33.9 29.3 23.0 16.7 10.5
1750
77 55.3 2.5 41.8 28.3 18.7 - - - 48.3 3.0 40.0 27.2 17.5 - - -
72 48.0 2.6 41.3 33.8 26.3 18.8 - - 42.6 3.1 38.5 31.7 24.3 16.9 - -
67 40.8 2.7 40.8 39.3 33.8 26.3 18.8 - 36.9 3.2 36.9 36.2 31.1 23.7 16.3 -
62 36.3 2.8 36.3 36.3 33.8 26.3 18.7 11.2 34.6 3.3 34.6 34.6 31.6 24.2 16.8 9.4
57 38.1 2.8 38.1 38.1 35.4 27.9 20.4 12.9 34.9 3.3 34.9 34.9 32.4 25.0 17.6 10.2
2000
77 56.3 2.5 50.4 33.2 20.5 - - - 49.7 3.0 46.8 32.3 19.2 - - -
72 48.9 2.6 46.0 37.4 28.8 20.2 - - 43.9 3.1 42.4 35.2 26.6 18.1 - -
67 41.5 2.7 41.5 41.5 37.0 28.4 19.8 - 38.1 3.2 38.1 38.1 34.1 25.6 17.1 -
62 37.0 2.8 37.0 37.0 37.0 28.4 19.8 11.2 35.6 3.2 35.6 35.6 34.6 26.1 17.6 9.1
57 38.8 2.7 38.8 38.8 38.8 30.2 21.6 13.0 36.0 3.2 36.0 36.0 35.5 27.0 18.4 9.9
2250
72 50.6 2.6 48.3 38.9 29.6 20.2 - - 44.8 3.1 43.6 36.5 27.3 18.1 - -
67 43.0 2.7 43.0 43.0 38.0 28.7 19.3 - 38.8 3.2 38.8 38.8 34.9 25.8 16.6 -
62 38.2 2.8 38.2 38.2 38.0 28.6 19.3 10.0 36.3 3.3 36.3 36.3 35.5 26.3 17.1 7.9
57 40.1 2.7 40.1 40.1 39.8 30.5 21.2 11.8 36.7 3.3 36.7 36.7 36.3 27.2 18.0 8.8
2500
72 52.3 2.6 50.5 40.4 30.4 20.3 - - 45.7 3.1 44.8 37.8 27.9 18.1 - -
67 44.4 2.7 44.4 44.4 39.0 29.0 18.9 - 39.6 3.2 39.6 39.6 35.8 25.9 16.1 -
62 39.5 2.8 39.5 39.5 39.0 28.9 18.8 8.7 37.0 3.3 37.0 37.0 36.3 26.5 16.6 6.8
57 41.4 2.7 41.4 41.4 40.9 30.8 20.7 10.6 37.5 3.3 37.5 37.5 37.2 27.4 17.5 7.7
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