User's Manual
1068152-YTG-L-0815
Johnson Controls Unitary Products 53
ZX08 (7.5 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
1875
77 105.6 5.4 55.0 45.4 35.9 - - - 100.3 6.1 53.6 44.2 34.8 - - -
72 100.2 5.3 67.3 57.4 47.5 37.6 - - 97.4 6.0 66.0 55.9 45.8 35.7 - -
67 94.9 5.2 79.7 69.4 59.1 48.1 38.4 - 89.8 5.8 78.3 67.5 56.7 46.1 36.1 -
62 91.4 5.2 88.9 79.7 70.6 57.0 49.1 38.4 87.6 5.8 84.9 76.3 67.7 55.7 46.6 36.0
2250
77 107.2 5.4 59.7 47.7 35.7 - - - 105.8 6.1 59.2 47.0 34.9 - - -
72 102.3 5.3 72.2 60.8 49.3 37.9 - - 99.3 6.0 71.1 59.5 47.9 36.3 - -
67 97.4 5.2 84.8 73.9 62.9 50.6 39.2 - 92.8 5.9 82.9 71.9 60.8 48.7 37.0 -
62 94.5 5.2 92.1 84.3 76.5 62.0 51.9 39.6 90.8 5.9 88.3 81.1 73.8 60.5 49.4 37.1
57 92.5 5.2 92.5 92.5 90.1 77.4 64.7 51.9 89.3 5.9 89.3 89.3 86.8 74.2 61.7 49.2
2625
77 108.9 5.5 64.5 50.0 35.5 - - - 106.7 6.1 64.8 49.9 35.0 - - -
72 104.4 5.4 77.2 64.2 51.2 38.2 - - 101.2 6.0 76.2 63.1 50.0 36.9 - -
67 100.0 5.3 89.8 78.3 66.8 53.0 40.0 - 95.8 5.9 87.6 76.3 64.9 51.3 38.0 -
62 97.6 5.3 95.3 88.9 82.4 66.9 54.7 40.9 94.0 5.9 91.7 85.8 79.9 65.2 52.2 38.3
57 95.9 5.3 95.9 95.9 94.7 83.8 69.5 55.2 92.7 6.0 92.7 92.7 92.7 80.6 66.4 52.1
3000
77 110.5 5.5 69.3 52.3 35.4 - - - 107.6 6.2 70.3 52.7 35.1 - - -
72 106.5 5.4 82.1 67.5 53.0 38.5 - - 103.1 6.1 81.3 66.7 52.1 37.5 - -
67 102.5 5.3 94.9 82.8 70.7 55.5 40.7 - 98.7 6.0 92.2 80.6 69.0 53.9 38.9 -
62 100.7 5.3 98.6 93.5 88.3 71.8 57.5 42.1 97.3 6.0 95.1 90.5 86.0 69.9 55.0 39.4
57 99.3 5.4 99.3 99.3 99.3 90.1 74.3 58.5 96.0 6.0 96.0 96.0 96.0 87.0 71.0 55.0
3375
72 108.6 5.5 87.0 70.9 54.9 38.8 - - 105.1 6.1 86.4 70.3 54.2 38.1 - -
67 105.1 5.3 99.9 87.2 74.6 57.9 41.5 - 101.7 6.0 96.8 85.0 73.1 56.4 39.9 -
62 103.8 5.4 101.8 98.0 94.2 76.7 60.3 43.4 100.5 6.1 98.4 95.3 92.1 74.7 57.8 40.6
57 102.7 5.4 102.2 102.2 102.2 96.5 79.1 61.7 99.4 6.1 99.3 99.3 99.3 93.4 75.7 57.9
3750
72 110.7 5.5 91.9 74.3 56.7 39.1 - - 107.0 6.1 91.4 73.9 56.3 38.7 - -
67 107.7 5.4 105.0 91.7 78.4 60.4 42.3 - 104.7 6.1 101.4 89.3 77.3 59.0 40.8 -
62 106.9 5.5 105.1 102.6 100.1 81.6 63.1 44.6 103.7 6.1 101.8 100.0 98.2 79.4 60.6 41.7
57 106.1 5.5 105.2 105.2 105.2 102.9 83.9 65.0 102.8 6.2 102.2 102.2 102.2 99.8 80.3 60.9
95°F 105°F
1875
77 95.0 6.8 52.3 43.0 33.7 - - - 90.0 7.6 50.8 41.2 31.6 - - -
72 94.5 6.6 64.6 54.3 44.0 33.8 - - 87.7 7.5 62.0 51.8 41.5 31.2 - -
67 84.8 6.5 76.9 65.7 54.4 44.1 33.7 - 79.2 7.4 73.3 62.3 51.4 41.1 30.8 -
62 83.8 6.5 81.0 72.9 64.8 54.4 44.0 33.6 78.4 7.4 76.1 68.7 61.2 51.0 40.7 30.5
2250
77 104.3 6.8 58.6 46.3 34.1 - - - 96.5 7.6 57.2 44.4 31.7 - - -
72 96.2 6.7 69.9 58.1 46.4 34.7 - - 89.5 7.5 67.1 55.4 43.6 31.9 - -
67 88.2 6.5 81.1 69.9 58.7 46.8 34.9 - 82.4 7.4 77.1 66.4 55.6 43.7 31.8 -
62 87.1 6.5 84.5 77.8 71.1 58.9 46.8 34.7 81.6 7.5 79.5 73.6 67.6 55.6 43.5 31.4
57 86.1 6.6 86.1 85.7 83.4 71.1 58.7 46.4 80.8 7.5 80.8 80.7 79.6 67.4 55.2 43.0
2625
77 104.5 6.8 65.0 49.7 34.4 - - - 96.9 7.7 63.6 47.6 31.7 - - -
72 98.0 6.7 75.2 62.0 48.8 35.5 - - 91.3 7.6 72.2 59.0 45.8 32.6 - -
67 91.5 6.6 85.3 74.2 63.1 49.5 36.0 - 85.7 7.5 80.9 70.4 59.9 46.3 32.8 -
62 90.5 6.6 88.0 82.7 77.4 63.5 49.6 35.7 84.8 7.5 82.9 78.4 74.0 60.1 46.2 32.4
57 89.4 6.6 89.4 89.4 89.4 77.5 63.2 49.0 84.0 7.5 84.0 84.0 84.0 73.9 59.7 45.5
3000
77
104.6 6.8 71.4 53.1 34.8 - - - 97.3 7.7 70.0 50.9 31.8 - - -
72 99.8 6.7 80.4 65.8 51.1 36.4 - - 93.1 7.6 77.4 62.7 48.0 33.3 - -
67 94.9 6.6 89.5 78.5 67.4 52.2 37.1 - 89.0 7.5 84.8 74.5 64.2 49.0 33.8 -
62 93.8 6.7 91.5 87.6 83.7 68.1 52.4 36.7 88.0 7.6 86.3 83.3 80.4 64.7 49.0 33.3
57 92.8 6.7 92.8 92.8 92.8 83.9 67.7 51.6 87.2 7.6 87.2 87.2 87.2 80.4 64.2 48.0
3375
72 101.5 6.8 85.7 69.6 53.5 37.3 - - 95.0 7.7 82.5 66.3 50.1 34.0 - -
67 98.3 6.7 93.7 82.7 71.7 55.0 38.2 - 92.3 7.6 88.6 78.5 68.4 51.6 34.8 -
62 97.2 6.7 95.0 92.5 90.0 72.6 55.2 37.8 91.2 7.6 89.7 88.2 86.7 69.2 51.8 34.3
57 96.1 6.7 96.1 96.1 96.1 90.3 72.2 54.2 90.5 7.7 90.5 90.5 90.5 86.9 68.7 50.6
3750
72 103.3 6.8 91.0 73.4 55.8 38.2 - - 96.8 7.7 87.6 69.9 52.3 34.7 - -
67 101.7 6.7 97.9 87.0 76.1 57.7 39.3 - 95.6 7.7 92.4 82.6 72.7 54.2 35.8 -
62 100.6 6.8 98.5 97.4 96.3 77.2 58.0 38.8 94.5 7.7 93.1 93.1 93.1 73.8 54.5 35.2
57 99.4 6.8 99.2 99.2 99.2 96.7 76.7 56.8 93.7 7.7 93.7 93.7 93.7 93.4 73.3 53.1