Technical Guide

251933-YTG-V-0913
Johnson Controls Unitary Products 29
ZR036-060 Cooling and Reheat Capacities
ZR036 (3.0 Ton) 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
750
77 45.1 2.3 19.4 16.4 13.4 - - - 42.4 2.5 18.1 15.2 12.2 - - -
72 40.6 2.3 24.0 21.0 17.9 14.9 - - 38.3 2.5 22.7 19.8 16.9 13.9 - -
67 36.2 2.3 28.6 25.5 22.5 19.5 16.4 - 34.3 2.5 27.3 24.4 21.5 18.5 15.6 -
62 32.2 2.2 32.2 31.0 26.7 23.7 20.6 17.6 30.6 2.5 30.6 30.0 25.8 22.9 19.9 17.0
900
77 48.1 2.3 21.9 18.4 14.9 - - - 44.9 2.5 20.5 17.0 13.6 - - -
72 43.4 2.3 27.0 23.5 20.0 16.5 - - 40.6 2.5 25.6 22.1 18.7 15.2 - -
67 38.7 2.3 32.1 28.6 25.1 21.5 18.0 - 36.3 2.5 30.7 27.3 23.8 20.4 16.9 -
62 34.4 2.2 34.4 33.6 29.7 26.2 22.7 19.2 32.4 2.5 32.4 32.1 28.6 25.2 21.7 18.3
57 32.3 2.2 32.3 32.3 30.3 26.8 23.3 19.8 30.7 2.5 30.7 30.7 28.6 25.1 21.7 18.2
1050
77 51.2 2.3 24.3 20.4 16.4 - - - 47.4 2.5 22.8 18.9 14.9 - - -
72 46.2 2.3 29.9 26.0 22.0 18.0 - - 42.9 2.5 28.5 24.5 20.5 16.6 - -
67 41.1 2.3 35.6 31.6 27.6 23.6 19.7 - 38.3 2.5 34.1 30.1 26.1 22.2 18.2 -
62 36.6 2.2 36.6 36.2 32.8 28.8 24.9 20.9 34.3 2.5 34.3 34.1 31.4 27.5 23.5 19.5
57 34.4 2.2 34.4 34.4 33.4 29.4 25.4 21.5 32.4 2.5 32.4 32.4 31.4 27.4 23.4 19.5
1200
77 54.2 2.3 26.8 22.4 17.9 - - - 50.0 2.5 25.2 20.7 16.2 - - -
72 48.9 2.3 32.9 28.5 24.0 19.6 - - 45.2 2.5 31.3 26.8 22.4 17.9 - -
67 43.6 2.3 39.1 34.6 30.2 25.7 21.3 - 40.4 2.5 37.4 33.0 28.5 24.0 19.5 -
62 38.8 2.3 38.8 38.8 35.8 31.4 27.0 22.5 36.1 2.5 36.1 36.1 34.2 29.7 25.3 20.8
57 36.5 2.3 36.5 36.5 36.5 32.0 27.6 23.2 34.2 2.5 34.2 34.2 34.2 29.7 25.2 20.7
1350
72 49.2 2.3 34.8 30.0 25.2 20.3 - - 45.9 2.5 33.3 28.4 23.6 18.8 - -
67 43.8 2.3 41.5 36.4 31.6 26.8 21.9 - 41.0 2.5 39.5 34.9 30.1 25.2 20.4 -
62 38.9 2.3 38.9 38.9 37.5 32.7 27.9 23.1 36.7 2.5 36.7 36.7 35.7 30.9 26.1 21.2
57 36.6 2.3 36.6 36.6 36.6 31.8 27.0 22.2 34.7 2.5 34.7 34.7 34.7 29.9 25.0 20.2
1500
72 49.4 2.3 36.6 31.4 26.3 21.1 - - 46.6 2.5 35.2 30.0 24.9 19.7 - -
67 44.0 2.3 44.0 38.1 32.9 27.8 22.6 - 41.6 2.5 41.6 36.8 31.7 26.5 21.3 -
62 39.1 2.3 39.1 39.1 39.1 33.9 28.8 23.6 37.2 2.5 37.2 37.2 37.2 32.1 26.9 21.7
57 36.8 2.3 36.8 36.8 36.8 31.6 26.5 21.3 35.2 2.5 35.2 35.2 35.2 30.1 24.9 19.7
95°F 105°F
750
77 39.7 2.7 16.8 14.0 11.1 - - - 37.2 3.1 15.0 12.6 9.8 - - -
72 36.0 2.8 21.5 18.6 15.8 13.0 - - 33.5 3.1 20.1 17.3 14.5 11.7 - -
67 32.3 2.8 26.1 23.3 20.5 17.6 14.8 - 29.9 3.1 25.2 22.0 19.2 16.4 13.7 -
62 29.1 2.8 29.1 29.1 24.9 22.1 19.3 16.4 27.0 3.1 27.0 27.0 23.0 20.2 17.4 14.6
900
77 41.7 2.7 19.1 15.7 12.3 - - - 38.9 3.0 17.5 14.2 10.8 - - -
72 37.8 2.8 24.2 20.8 17.4 14.0 - - 35.0 3.1 22.7 19.4 16.1 12.8 - -
67 33.9 2.8 29.4 26.0 22.6 19.2 15.8 - 31.2 3.1 27.9 24.6 21.3 18.0 14.7 -
62 30.5 2.8 30.5 30.5 27.5 24.1 20.7 17.3 28.2 3.1 28.2 28.2 25.4 22.1 18.8 15.5
57 29.1 2.7 29.1 29.1 26.8 23.4 20.0 16.6 27.3 3.0 27.3 27.3 24.9 21.6 18.3 15.0
1050
77 43.7 2.7 21.3 17.4 13.4 - - - 40.5 3.0 20.0 15.7 11.9 - - -
72 39.6 2.7 27.0 23.0 19.0 15.1 - - 36.5 3.0 25.3 21.4 17.6 13.8 - -
67 35.5 2.8 32.6 28.6 24.7 20.7 16.7 - 32.6 3.1 30.6 27.1 23.3 19.5 15.6 -
62 32.0 2.8 32.0 32.0 30.0 26.1 22.1 18.2 29.5 3.0 29.5 29.5 27.9 24.0 20.2 16.3
57 30.4 2.7 30.4 30.4 29.3 25.4 21.4 17.5 28.5 3.0 28.5 28.5 27.3 23.5 19.6 15.8
1200
77 45.7 2.7 23.6 19.1 14.6 - - - 42.2 3.0 22.5 17.3 12.9 - - -
72 41.4 2.7 29.7 25.2 20.7 16.1 - - 38.1 3.0 27.9 23.5 19.1 14.8 - -
67 37.1 2.8 35.8 31.3 26.8 22.2 17.7 - 33.9 3.1 33.2 29.7 25.4 21.0 16.6 -
62 33.4 2.7 33.4 33.4 32.6 28.1 23.6 19.0 30.7 3.0 30.7 30.7 30.3 25.9 21.6 17.2
57 31.8 2.7 31.8 31.8 31.8 27.3 22.8 18.3 29.7 3.0 29.7 29.7 29.7 25.3 21.0 16.6
1350
72 42.6 2.7 31.8 26.9 22.1 17.2 - - 39.3 3.0 29.8 25.1 20.4 15.7 - -
67 38.2 2.7 37.5 33.4 28.6 23.7 18.9 - 35.0 3.0 34.6 31.7 27.0 22.3 17.6 -
62 34.4 2.7 34.4 34.4 34.0 29.1 24.3 19.4 31.7 3.0 31.7 31.7 31.5 26.8 22.1 17.4
57 32.7 2.7 32.7 32.7 32.7 27.9 23.1 18.2 30.6 3.0 30.6 30.6 30.6 25.9 21.2 16.5
1500
72 43.8 2.7 33.8 28.6 23.5 18.3 - - 40.5 3.0 31.8 26.7 21.7 16.6 - -
67 39.3 2.7 39.3 35.6 30.4 25.2 20.0 - 36.0 3.0 36.0 33.8 28.7 23.7 18.6 -
62 35.3 2.7 35.3 35.3 35.3 30.2 25.0 19.8 32.6 3.0 32.6 32.6 32.6 27.6 22.6 17.5
57 33.7 2.7 33.7 33.7 33.7 28.5 23.3 18.1 31.6 3.0 31.6 31.6 31.6 26.5 21.5 16.4