Technical Guide
251933-YTG-V-0913
Johnson Controls Unitary Products 21
Capacity Performance
ZF036-072 Cooling Capacities
ZF036 (3.0 Ton)
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
750
77 50.6 2.5 21.4 18.3 15.1 - - - 42.9 2.5 18.6 15.6 12.6 - - -
72 45.4 2.4 26.1 23.0 19.8 16.7 - - 39.4 2.4 23.4 20.4 17.4 14.5 - -
67 40.2 2.2 30.8 27.7 24.6 21.4 18.3 - 35.9 2.4 28.2 25.3 22.3 19.3 16.3 -
62 39.9 2.3 39.9 34.7 32.0 28.8 25.7 22.5 34.2 2.4 34.2 31.5 28.0 25.0 22.0 19.0
900
77 51.0 2.4 22.5 19.2 15.9 - - - 44.2 2.5 20.2 16.9 13.6 - - -
72 45.7 2.3 27.4 24.1 20.7 17.4 - - 40.6 2.4 25.4 22.1 18.8 15.5 - -
67 40.4 2.2 32.3 28.9 25.6 22.3 19.0 - 37.0 2.4 30.6 27.3 24.0 20.7 17.4 -
62 40.2 2.3 40.2 36.8 33.4 30.1 26.8 23.4 35.2 2.4 35.2 33.5 30.2 26.9 23.6 20.3
57 38.4 2.3 38.4 38.4 35.2 31.9 28.5 25.2 33.7 2.4 33.7 33.7 31.0 27.7 24.4 21.1
1050
77 51.4 2.4 23.6 20.1 16.6 - - - 45.6 2.5 21.8 18.2 14.5 - - -
72 46.0 2.3 28.7 25.2 21.6 18.1 - - 41.8 2.5 27.3 23.7 20.1 16.5 - -
67 40.6 2.1 33.7 30.2 26.7 23.2 19.7 - 38.1 2.4 32.9 29.3 25.7 22.1 18.5 -
62 40.5 2.2 40.5 38.8 34.9 31.4 27.9 24.4 36.3 2.4 36.3 35.4 32.3 28.7 25.1 21.5
57 38.7 2.2 38.7 38.7 36.8 33.3 29.8 26.2 34.7 2.4 34.7 34.7 33.2 29.6 26.0 22.4
1200
77 51.8 2.3 24.8 21.1 17.4 - - - 46.9 2.5 23.4 19.4 15.5 - - -
72 46.3 2.2 30.0 26.3 22.6 18.8 - - 43.0 2.5 29.3 25.4 21.5 17.5 - -
67 40.8 2.1 35.2 31.5 27.8 24.0 20.3 - 39.2 2.4 35.3 31.3 27.4 23.5 19.6 -
62 40.8 2.2 40.8 40.8 36.4 32.7 29.0 25.3 37.3 2.4 37.3 37.3 34.5 30.6 26.6 22.7
57 39.0 2.2 39.0 39.0 38.4 34.7 31.0 27.3 35.7 2.4 35.7 35.7 35.5 31.5 27.6 23.7
1350
72 48.5 2.3 32.6 28.5 24.3 20.2 - - 44.0 2.5 31.3 27.0 22.7 18.4 - -
67 42.8 2.1 39.0 34.1 30.0 25.8 21.7 - 40.1 2.4 37.6 33.3 29.0 24.7 20.4 -
62 42.7 2.2 42.7 42.7 39.9 35.8 31.6 27.5 38.2 2.4 38.2 38.2 36.5 32.2 27.9 23.6
57 40.7 2.2 40.7 40.7 40.5 36.3 32.2 28.0 36.6 2.4 36.6 36.6 36.4 32.1 27.8 23.5
1500
72 50.6 2.3 35.2 30.7 26.1 21.5 - - 45.0 2.5 33.3 28.6 24.0 19.3 - -
67 44.8 2.2 42.8 36.8 32.2 27.6 23.0 - 40.9 2.4 40.0 35.3 30.6 26.0 21.3 -
62 44.5 2.3 44.5 44.5 43.5 38.9 34.3 29.8 39.0 2.4 39.0 39.0 38.5 33.8 29.2 24.5
57 42.5 2.3 42.5 42.5 42.5 38.0 33.4 28.8 37.4 2.4 37.4 37.4 37.4 32.7 28.0 23.4
95°F 105°F
750
77 35.3 2.4 15.8 12.9 10.1 - - - 34.5 2.8 14.6 12.5 9.7 - - -
72 33.4 2.5 20.7 17.9 15.0 12.2 - - 31.5 2.9 19.8 17.0 14.2 11.4 - -
67 31.5 2.6 25.7 22.8 20.0 17.2 14.3 - 28.5 2.9 25.0 21.5 18.7 15.9 13.1 -
62 28.5 2.5 28.5 28.3 24.0 21.2 18.4 15.5 27.2 2.8 27.2 27.1 22.7 19.9 17.1 14.3
900
77 37.5 2.5 17.8 14.6 11.3 - - - 35.9 2.9 17.2 14.0 10.7 - - -
72 35.5 2.6 23.4 20.1 16.8 13.6 - - 32.9 2.9 22.1 18.9 15.7 12.5 - -
67 33.5 2.7 28.9 25.6 22.4 19.1 15.8 - 29.8 2.9 27.1 23.9 20.7 17.5 14.3 -
62 30.3 2.5 30.3 30.2 26.9 23.6 20.4 17.1 28.3 2.8 28.3 28.3 25.1 21.9 18.7 15.5
57 29.1 2.5 29.1 29.1 26.9 23.6 20.3 17.1 25.4 2.8 25.4 25.4 23.1 19.9 16.7 13.5
1050
77 39.7 2.6 19.9 16.2 12.5 - - - 37.4 2.9 19.7 15.4 11.8 - - -
72 37.6 2.6 26.0 22.3 18.6 14.9 - - 34.2 2.9 24.4 20.8 17.2 13.6 - -
67 35.5 2.7 32.1 28.4 24.7 21.0 17.3 - 31.1 2.9 29.2 26.3 22.7 19.1 15.5 -
62 32.1 2.6 32.1 32.0 29.7 26.0 22.3 18.6 29.5 2.9 29.5 29.5 27.5 23.9 20.3 16.7
57 30.8 2.6 30.8 30.8 29.7 26.0 22.3 18.6 26.5 2.8 26.5 26.5 25.3 21.7 18.1 14.5
1200
77 41.9 2.6 21.9 17.8 13.7 - - - 38.8 3.0 22.3 16.8 12.8 - - -
72 39.7 2.7 28.6 24.5 20.4 16.3 - - 35.6 3.0 26.8 22.8 18.8 14.7 - -
67 37.5 2.8 35.3 31.2 27.1 23.0 18.8 - 32.3 3.0 31.2 28.7 24.7 20.7 16.7 -
62 33.9 2.7 33.9 33.9 32.6 28.4 24.3 20.2 30.6 2.9 30.6 30.6 29.9 25.9 21.9 17.9
57 32.5 2.6 32.5 32.5 32.5 28.4 24.3 20.1 27.6 2.8 27.6 27.6 27.6 23.6 19.6 15.5
1350
72 39.5 2.7 30.0 25.6 21.1 16.7 - - 35.8 3.0 28.5 24.1 19.7 15.4 - -
67 37.3 2.7 36.2 32.5 28.1 23.6 19.2 - 32.5 3.0 32.0 29.9 26.0 21.6 17.2 -
62 33.7 2.6 33.7 33.7 33.0 28.6 24.1 19.7 30.8 2.9 30.8 30.8 30.5 26.1 21.7 17.3
57 32.4 2.6 32.4 32.4 32.4 27.9 23.5 19.0 27.7 2.8 27.7 27.7 27.7 23.3 18.9 14.5
1500
72 39.3 2.6 31.4 26.6 21.9 17.1 - - 36.0 2.9 30.3 25.5 20.7 16.0 - -
67 37.1 2.7 37.1 33.8 29.1 24.3 19.5 - 32.7 2.9 32.7 31.0 27.3 22.5 17.7 -
62 33.5 2.6 33.5 33.5 33.5 28.8 24.0 19.2 31.0 2.9 31.0 31.0 31.0 26.3 21.5 16.7
57 32.2 2.6 32.2 32.2 32.2 27.4 22.6 17.9 27.9 2.8 27.9 27.9 27.9 23.1 18.3 13.5