Technical Guide

251933-YTG-V-0913
Johnson Controls Unitary Products 39
ZR060 (5.0 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
45°F 55°F
1250
77 49.2 2.8 21.4 19.2 17.0 - - - 45.5 2.9 19.4 17.3 15.2 - - -
72 43.8 2.7 24.0 21.8 19.6 17.4 - - 40.9 2.9 22.3 20.2 18.1 16.0 - -
67 38.5 2.7 26.6 24.4 22.2 20.0 17.9 - 36.3 2.9 25.1 23.0 21.0 18.9 16.8 -
62 29.7 2.6 27.4 25.2 23.1 20.9 18.7 16.6 27.6 2.7 25.9 23.8 21.7 19.6 17.5 15.4
1500
77 59.2 2.7 25.4 22.8 20.3 - - - 55.2 3.0 23.2 20.8 18.3 - - -
72 52.8 2.7 28.5 25.9 23.4 20.8 - - 49.6 2.9 26.7 24.2 21.7 19.3 - -
67 46.4 2.6 31.6 29.0 26.4 23.9 21.3 - 44.0 2.9 30.1 27.6 25.2 22.7 20.3 -
62 35.8 2.6 32.6 30.0 27.5 24.9 22.4 19.8 33.5 2.8 31.0 28.5 26.1 23.6 21.2 18.7
57 30.8 2.5 30.8 30.8 28.7 26.1 23.6 21.0 29.2 2.7 29.2 29.2 27.8 25.4 22.9 20.5
1750
77 69.2 2.7 29.4 26.5 23.5 - - - 64.9 3.0 27.0 24.2 21.4 - - -
72 61.7 2.7 33.0 30.1 27.1 24.2 - - 58.3 3.0 31.0 28.2 25.4 22.6 - -
67 54.2 2.6 36.6 33.6 30.7 27.7 24.8 - 51.8 2.9 35.1 32.2 29.4 26.6 23.8 -
62 41.8 2.6 37.8 34.8 31.9 28.9 26.0 23.0 39.4 2.8 36.1 33.3 30.5 27.6 24.8 22.0
57 36.0 2.5 36.0 36.0 33.3 30.3 27.4 24.4 34.3 2.8 34.3 34.3 32.5 29.7 26.9 24.1
2000
77 79.3 2.7 33.5 30.1 26.8 - - - 74.6 3.0 30.8 27.6 24.4 - - -
72 70.7 2.7 37.5 34.2 30.9 27.5 - - 67.1 3.0 35.4 32.2 29.0 25.9 - -
67 62.1 2.6 41.6 38.2 34.9 31.6 28.2 - 59.6 3.0 40.0 36.8 33.6 30.5 27.3 -
62 47.9 2.6 42.9 39.6 36.3 32.9 29.6 26.3 45.3 2.8 41.2 38.0 34.8 31.7 28.5 25.3
57 41.2 2.5 41.2 41.2 37.8 34.5 31.2 27.8 39.5 2.8 39.5 39.5 37.2 34.0 30.8 27.6
2250
72 76.8 2.7 43.2 39.4 35.6 31.7 - - 71.5 3.0 39.3 35.7 32.1 28.6 - -
67 67.5 2.6 48.0 44.1 40.3 36.5 32.6 - 63.5 3.0 44.4 40.8 37.2 33.7 30.1 -
62 52.0 2.6 49.6 45.7 41.9 38.0 34.2 30.3 48.3 2.8 45.7 42.1 38.6 35.0 31.4 27.9
57 44.8 2.5 44.8 44.8 43.4 39.5 35.7 31.8 42.1 2.8 42.1 42.1 41.0 37.4 33.8 30.3
2500
72 82.9 2.7 49.0 44.6 40.3 35.9 - - 76.0 3.0 43.1 39.2 35.2 31.3 - -
67 72.9 2.6 54.4 50.0 45.7 41.3 37.0 - 67.5 3.0 48.7 44.8 40.8 36.9 32.9 -
62 56.1 2.6 56.2 51.8 47.5 43.1 38.7 34.4 51.3 2.8 50.2 46.2 42.3 38.3 34.4 30.4
57 48.4 2.5 48.4 48.4 48.9 44.5 40.2 35.8 44.7 2.8 44.7 44.7 44.7 40.8 36.9 32.9
65°F 75°F
1250
77 41.8 3.1 17.4 15.4 13.4 - - - 41.6 3.5 17.1 15.2 13.2 - - -
72 37.9 3.1 20.6 18.6 16.6 14.6 - - 38.2 3.5 20.3 18.3 16.4 14.4 - -
67 34.0 3.1 23.7 21.7 19.7 17.7 15.7 - 34.8 3.5 23.5 21.5 19.6 17.6 15.6 -
62 25.5 2.8 24.4 22.3 20.3 18.3 16.3 14.3 27.5 3.4 25.0 23.0 21.0 19.1 17.1 15.1
1500
77 51.1 3.2 21.0 18.7 16.3 - - - 49.4 3.6 20.2 17.9 15.6 - - -
72 46.4 3.2 24.8 22.5 20.1 17.8 - - 45.3 3.6 24.0 21.7 19.4 17.1 - -
67 41.7 3.2 28.6 26.3 23.9 21.6 19.2 - 41.3 3.6 27.7 25.4 23.1 20.8 18.5 -
62 31.3 2.9 29.4 27.1 24.7 22.3 20.0 17.6 32.6 3.4 29.5 27.2 24.9 22.6 20.3 18.0
57 27.6 2.9 27.6 27.6 27.0 24.7 22.3 20.0 27.8 3.4 27.8 27.8 27.4 25.1 22.8 20.5
1750
77 60.5 3.3 24.6 21.9 19.2 - - - 57.2 3.7 23.2 20.6 18.0 - - -
72 54.9 3.3 29.1 26.4 23.7 21.0 - - 52.5 3.7 27.6 25.0 22.4 19.8 - -
67 49.4 3.3 33.6 30.9 28.2 25.5 22.8 - 47.8 3.7 31.9 29.3 26.7 24.1 21.5 -
62 37.0 3.0 34.5 31.8 29.1 26.4 23.7 21.0 37.6 3.5 33.9 31.3 28.7 26.1 23.5 20.9
57 32.7 3.0 32.7 32.7 31.8 29.1 26.4 23.7 32.2 3.5 32.2 32.2 31.6 29.0 26.4 23.8
2000
77 69.9 3.4 28.2 25.1 22.1 - - - 65.0 3.8 26.2 23.3 20.4 - - -
72 63.5 3.4 33.3 30.3 27.2 24.2 - - 59.6 3.8 31.2 28.3 25.4 22.4 - -
67 57.0 3.3 38.5 35.4 32.4 29.3 26.3 - 54.3 3.8 36.1 33.2 30.3 27.4 24.5 -
62 42.7 3.1 39.5 36.5 33.4 30.4 27.3 24.3 42.7 3.6 38.3 35.4 32.5 29.6 26.7 23.8
57 37.7 3.1 37.7 37.7 36.6 33.5 30.5 27.4 36.6 3.5 36.6 36.6 35.9 32.9 30.0 27.1
2250
72 66.3 3.4 35.3 32.0 28.7 25.4 - - 61.6 3.8 33.1 30.0 26.8 23.7 - -
67 59.6 3.3 40.7 37.5 34.2 30.9 27.6 - 56.0 3.8 38.3 35.2 32.0 28.9 25.7 -
62 44.6 3.1 41.8 38.6 35.3 32.0 28.7 25.4 44.1 3.6 40.7 37.5 34.4 31.2 28.1 24.9
57 39.4 3.1 39.4 39.4 38.6 35.3 32.0 28.7 37.7 3.5 37.7 37.7 37.3 34.1 31.0 27.8
2500
72 69.1 3.4 37.3 33.8 30.2 26.7 - - 63.5 3.8 35.1 31.7 28.3 24.9 - -
67 62.1 3.3 43.0 39.5 36.0 32.4 28.9 - 57.8 3.8 40.6 37.2 33.8 30.4 27.0 -
62 46.5 3.1 44.2 40.6 37.1 33.6 30.0 26.5 45.4 3.6 43.0 39.7 36.3 32.9 29.5 26.1
57 41.1 3.1 41.1 41.1 40.6 37.0 33.5 30.0 38.9 3.5 38.9 38.9 38.7 35.3 31.9 28.5