ZR090 (7.5 Ton) Cooling (Continued)
Air on
Evaporator Coil
Total
1
Capacity
WB
CFM
(MBh)
(°F)
77
87.0
72
79.6
1875
67
72.2
62
66.5
77
89.0
72
81.5
2250
67
74.0
62
68.1
57
70.0
77
91.1
72
83.4
2625
67
75.7
62
69.7
57
71.6
77
93.2
72
85.3
3000
67
77.4
62
71.2
57
73.2
72
86.6
67
78.6
3375
62
72.3
57
74.4
72
87.9
67
79.8
3750
62
73.4
57
75.5
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.
Johnson Controls Unitary Products
Sensible Capacity (MBh)
Total
Input
Return Dry Bulb (°F)
2
(kW)
90
85
80
115°F
8.8
31.8
27.6
20.5
8.7
47.8
40.7
33.6
8.7
63.8
53.7
46.6
8.6
66.5
66.5
54.1
8.9
39.5
31.1
22.7
8.8
53.9
45.5
37.1
8.7
68.4
60.0
51.6
8.6
68.1
68.1
59.8
8.7
70.0
68.4
60.0
8.9
47.2
34.5
24.8
8.8
60.0
50.3
40.6
8.8
72.9
66.2
56.5
8.7
69.7
69.7
65.5
8.7
71.6
70.8
65.8
8.9
54.9
38.0
27.0
8.9
66.1
55.2
44.2
8.8
77.4
72.4
61.4
8.7
71.2
71.2
71.2
8.8
73.2
73.2
71.5
8.9
70.2
58.6
47.0
8.8
78.6
76.1
65.2
8.7
72.3
72.3
72.3
8.8
74.4
74.4
73.5
8.8
74.3
62.0
49.7
8.8
79.8
79.8
69.1
8.7
73.4
73.4
73.4
8.7
75.5
75.5
75.5
Temperature of Air on Condenser Coil
Total
1
Capacity
(MBh)
75
70
65
-
-
-
80.5
26.5
-
-
73.1
39.5
32.4
-
65.8
47.0
39.9
32.8
60.5
-
-
-
82.0
28.7
-
-
74.5
43.2
34.8
-
67.0
51.4
43.0
34.6
61.6
51.6
43.2
34.8
64.6
-
-
-
83.6
31.0
-
-
76.0
46.8
37.1
-
68.3
55.9
46.2
36.5
62.8
56.1
46.4
36.7
65.8
-
-
-
85.2
33.2
-
-
77.4
50.4
39.4
-
69.6
60.3
49.3
38.3
63.9
60.5
49.5
38.6
67.1
35.3
-
-
79.0
53.6
42.0
-
71.1
60.7
49.1
37.5
65.3
61.9
50.2
38.6
68.5
37.5
-
-
80.7
56.8
44.6
-
72.6
61.2
48.9
36.6
66.7
63.2
50.9
38.7
69.9
246824-YTG-G-1208
Sensible Capacity (MBh)
Total
Input
Return Dry Bulb (°F)
2
(kW)
90
85
80
125°F
9.7
27.4
25.2
18.3
9.6
45.1
38.1
31.2
9.6
62.5
51.1
44.1
9.5
60.5
60.5
49.8
9.7
36.6
28.4
20.2
9.7
50.9
42.6
34.4
9.6
65.1
56.9
48.7
9.5
61.6
61.6
55.0
9.6
64.6
63.0
54.8
9.8
45.8
31.5
22.0
9.7
56.6
47.1
37.6
9.6
67.8
62.7
53.2
9.6
62.8
62.8
60.1
9.6
65.8
65.0
60.0
9.8
55.1
34.7
23.9
9.7
62.3
51.6
40.9
9.7
69.6
68.6
57.8
9.6
63.9
63.9
63.9
9.6
67.1
67.1
65.1
9.7
67.1
55.5
43.9
9.7
71.1
71.1
62.1
9.6
65.3
65.3
65.3
9.6
68.5
68.5
67.5
9.7
71.8
59.4
47.0
9.6
72.6
72.6
66.4
9.6
66.7
66.7
66.7
9.6
69.9
69.9
69.9
75
70
65
-
-
-
24.2
-
-
37.1
30.1
-
42.8
35.8
28.9
-
-
-
26.2
-
-
40.4
32.2
-
46.7
38.5
30.3
46.6
38.3
30.1
-
-
-
28.2
-
-
43.8
34.3
-
50.7
41.2
31.7
50.5
41.0
31.5
-
-
-
30.2
-
-
47.1
36.4
-
54.6
43.9
33.1
54.4
43.7
32.9
32.4
-
-
50.5
39.0
-
54.4
42.9
31.3
55.9
44.4
32.8
34.6
-
-
54.0
41.6
-
54.3
41.9
29.5
57.5
45.1
32.7
37