Technical Guide

251933-YTG-V-0913
36 Johnson Controls Unitary Products
85°F 95°F
1000
77 43.9 3.3 17.0 14.9 12.9 - - - 46.6 3.7 17.4 15.4 13.3 - - -
72 39.5 3.3 20.9 18.9 16.9 14.9 - - 41.6 3.7 22.0 19.9 17.9 15.8 - -
67 35.1 3.3 24.9 22.9 20.9 18.9 16.9 - 36.6 3.7 26.5 24.5 22.4 20.4 18.3 -
62 30.6 3.3 28.4 26.4 24.3 22.3 20.3 18.3 33.7 3.7 31.3 29.3 27.2 25.2 23.1 21.0
1200
77 45.9 3.3 17.4 15.3 13.2 - - - 46.7 3.7 17.0 14.9 12.8 - - -
72 41.3 3.3 21.5 19.4 17.2 15.1 - - 41.6 3.7 21.5 19.3 17.2 15.1 - -
67 36.7 3.3 25.6 23.4 21.3 19.2 17.0 - 36.5 3.7 25.9 23.8 21.7 19.6 17.4 -
62 32.0 3.3 29.1 27.0 24.8 22.7 20.6 18.5 33.9 3.7 30.7 28.6 26.5 24.4 22.3 20.2
57 24.0 3.1 24.0 24.0 24.0 21.9 19.8 17.7 24.4 3.5 24.4 24.4 24.4 22.3 20.2 18.1
1400
77 47.8 3.3 17.9 15.7 13.5 - - - 46.7 3.7 16.6 14.4 12.2 - - -
72 43.0 3.3 22.1 19.8 17.6 15.3 - - 41.6 3.7 20.9 18.7 16.6 14.4 - -
67 38.2 3.3 26.2 24.0 21.7 19.5 17.2 - 36.5 3.7 25.3 23.1 20.9 18.8 16.6 -
62 33.4 3.3 29.8 27.6 25.3 23.1 20.8 18.6 34.0 3.7 30.1 28.0 25.8 23.6 21.5 19.3
57 25.1 3.1 25.1 25.1 25.1 22.8 20.6 18.4 24.4 3.5 24.4 24.4 24.4 22.2 20.1 17.9
1600
77 49.8 3.3 18.4 16.1 13.7 - - - 46.7 3.7 16.1 13.9 11.7 - - -
72 44.8 3.3 22.6 20.3 17.9 15.6 - - 41.5 3.7 20.4 18.2 15.9 13.7 - -
67 39.8 3.3 26.9 24.5 22.1 19.8 17.4 - 36.4 3.6 24.6 22.4 20.2 17.9 15.7 -
62 34.7 3.3 30.5 28.2 25.8 23.5 21.1 18.7 34.2 3.7 29.6 27.3 25.1 22.9 20.6 18.4
57 26.1 3.1 26.1 26.1 26.1 23.8 21.4 19.0 24.4 3.5 24.4 24.4 24.4 22.2 19.9 17.7
1800
72 47.9 3.3 25.7 23.0 20.2 17.5 - - 45.1 3.7 24.2 21.5 18.8 16.1 - -
67 42.6 3.3 30.5 27.8 25.0 22.3 19.5 - 39.5 3.7 29.2 26.5 23.8 21.1 18.4 -
62 37.1 3.3 34.6 31.9 29.2 26.4 23.7 20.9 37.1 3.7 34.8 32.1 29.4 26.7 24.0 21.3
57 27.9 3.2 27.9 27.9 27.9 25.2 22.4 19.7 26.5 3.5 26.5 26.5 26.5 23.8 21.1 18.4
2000
72 51.0 3.4 28.8 25.7 22.6 19.4 - - 48.7 3.7 28.1 24.9 21.7 18.6 - -
67 45.3 3.3 34.1 31.0 27.9 24.8 21.6 - 42.7 3.7 33.8 30.6 27.4 24.2 21.1 -
62 39.5 3.3 38.7 35.6 32.5 29.4 26.3 23.1 40.0 3.7 40.0 36.9 33.7 30.5 27.3 24.2
57 29.7 3.2 29.7 29.7 29.7 26.6 23.5 20.4 28.6 3.5 28.6 28.6 28.6 25.4 22.3 19.1
1. These capacities are gross ratings. For net capacity, deduct 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.
ZR048 (4.0 Ton) Reheat (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