5167821-YTG-K-1118
Johnson Controls Ducted Systems 39
115°F 125°F
1625
77 71.9 6.8 26.5 24.1 17.9 - - - 67.0 7.3 23.1 21.0 14.7 - - -
72 64.6 6.7 40.4 34.2 27.9 21.7 - - 59.8 7.1 37.8 31.5 25.2 18.8 - -
67 57.2 6.6 54.3 44.2 38.0 31.8 25.5 - 52.6 6.9 52.6 42.0 35.6 29.3 23.0 -
62 51.9 6.6 51.9 51.9 43.2 37.0 30.8 24.5 49.4 6.9 49.4 49.4 40.6 34.2 27.9 21.5
1950
77 74.6 6.8 35.1 27.5 19.9 - - - 69.2 7.4 32.3 24.0 16.4 - - -
72 67.0 6.7 46.3 38.7 31.1 23.5 - - 61.8 7.2 43.3 35.7 28.1 20.4 - -
67 59.4 6.6 57.5 49.9 42.3 34.7 27.2 - 54.4 7.0 54.4 47.4 39.7 32.1 24.4 -
62 53.9 6.6 53.9 53.9 48.1 40.6 33.0 25.4 51.1 7.0 51.1 51.1 45.2 37.6 29.9 22.3
57 52.0 6.6 52.0 52.0 46.4 38.9 31.3 23.7 48.5 7.1 48.5 48.5 42.8 35.2 27.5 19.9
2275
77 77.4 6.8 43.6 30.8 21.9 - - - 71.5 7.4 41.5 27.1 18.1 - - -
72 69.5 6.7 52.1 43.2 34.3 25.3 - - 63.9 7.2 48.9 39.9 31.0 22.0 - -
67 61.6 6.5 60.7 55.6 46.6 37.7 28.8 - 56.2 7.1 56.2 52.8 43.8 34.9 25.9 -
62 56.0 6.5 56.0 56.0 53.0 44.1 35.2 26.2 52.8 7.1 52.8 52.8 49.9 40.9 32.0 23.0
57 54.0 6.5 54.0 54.0 51.2 42.2 33.3 24.4 50.1 7.1 50.1 50.1 47.2 38.3 29.4 20.4
2600
77 80.2 6.8 52.2 34.2 23.9 - - - 73.8 7.5 50.7 30.2 19.8 - - -
72 72.0 6.6 58.0 47.7 37.4 27.2 - - 65.9 7.3 54.4 44.1 33.9 23.6 - -
67 63.9 6.5 63.9 61.2 51.0 40.7 30.4 - 58.0 7.1 58.0 58.0 47.9 37.7 27.4 -
62 58.0 6.5 58.0 58.0 58.0 47.7 37.4 27.1 54.5 7.1 54.5 54.5 54.5 44.3 34.0 23.8
57 55.9 6.5 55.9 55.9 55.9 45.6 35.3 25.1 51.7 7.2 51.7 51.7 51.7 41.4 31.2 20.9
2925
72 71.7 6.6 62.7 51.4 40.1 28.7 - - 65.3 7.3 58.6 47.4 36.1 24.9 - -
67 63.6 6.5 63.6 62.3 54.5 43.2 31.9 - 57.5 7.1 57.5 57.5 51.2 39.9 28.7 -
62 57.7 6.5 57.7 57.7 57.7 46.4 35.1 23.8 54.1 7.1 54.1 54.1 54.1 42.8 31.6 20.4
57 55.7 6.5 55.7 55.7 55.7 44.4 33.0 21.7 51.2 7.2 51.2 51.2 51.2 40.0 28.7 17.5
3250
72 71.4 6.6 67.4 55.0 42.7 30.3 - - 64.7 7.2 62.9 50.7 38.4 26.2 - -
67 63.3 6.5 63.3 63.3 58.1 45.7 33.4 - 57.0 7.1 57.0 57.0 54.4 42.2 29.9 -
62 57.5 6.5 57.5 57.5 57.5 45.1 32.8 20.4 53.6 7.1 53.6 53.6 53.6 41.4 29.1 16.9
57 55.4 6.5 55.4 55.4 55.4 43.1 30.7 18.4 50.8 7.1 50.8 50.8 50.8 38.5 26.3 14.1
1. These capacities are gross ratings. For net capacity, deduct the air blower motor, MBh = 3.415 x kW. Refer to the appropriate blower
performance table for the kW of the supply air blower motor.
2. These ratings include the condenser fan motors (total 1 kW) and the compressor motors but not the supply air blower motor.
ZT078 (6.5 ton) 3rd stage cooling (continued)
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
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